Project Number Project Title Posted Date Due Date
NCHRP 01-25(1)Effects of Heavy Vehicle Characteristics on Pavement Response and Performance---Phase II
NCHRP 01-27Video Image Processing for Evaluating Pavement Surface Distress
NCHRP 01-28Laboratory Determination of Resilient Modulus for Flexible Pavement Design
NCHRP 01-28AHarmonized Test Methods for Laboratory Determination of Resilient Modulus for Flexible Pavement Design
NCHRP 01-29Improved Surface Drainage of Pavements
NCHRP 01-30Support Under Portland Cement Concrete Pavements
NCHRP 01-31Smoothness Specifications for Pavements
NCHRP 01-32Systems for Design of Highway Pavements1/1/1994
NCHRP 01-33Methodology to Improve Pavement-Investment Decisions1/1/1994
NCHRP 01-34Performance of Subsurface Pavement Drainage
NCHRP 01-34AContributions of Pavement Structural Layers to Rutting of Flexible Pavements
NCHRP 01-34BEffectiveness of Subsurface Drainage for HMA and PCC Pavements
NCHRP 01-34CEffects of Subsurface Drainage on Performance of Asphalt and Concrete Pavements
NCHRP 01-34DEffects of Subsurface Drainage on Performance of Asphalt and Concrete Pavements: Further Evaluation and Analysis of LTPP SPS-1 and SPS-2 Field Sections
NCHRP 01-35AGuide for Pavement Management1/1/1994
NCHRP 01-36Determination of Pavement Damage from Super-Single and Singled-Out Dual Truck Tires
NCHRP 01-37Development of the 2002 Guide for the Design of New and Rehabilitated Pavement Structures1/1/1900
NCHRP 01-37ADevelopment of the 2002 Guide for the Design of New and Rehabilitated Pavement Structures: Phase II
NCHRP 01-37A(01)Distribution Plan for the Recommended Mechanistic-Empirical Pavement Guide and Software
NCHRP 01-38Guide on Pavement Rehabilitation Strategies1/1/1994
NCHRP 01-39Traffic Data Collection, Analysis, and Forecasting for Mechanistic Pavement Design1/1/1994
NCHRP 01-40Facilitating the Implementation of the Guide for the Design of New and Rehabilitated Pavement Structures
NCHRP 01-40AIndependent Review of the Recommended Mechanistic-Empirical Design Guide and Software
NCHRP 01-40BUser Manual and Local Calibration Guide for the Mechanistic-Empirical Pavement Design Guide and Software
NCHRP 01-40D(01)Technical Assistance to NCHRP and NCHRP Project 1-40A: Versions 0.9 and 1.0 of the M-E Pavement Design Software
NCHRP 01-41Models for Predicting Reflection Cracking of Hot-Mix Asphalt Overlays
NCHRP 01-42Top-Down Fatigue Cracking of Hot-Mix Asphalt Layers - Phase I
NCHRP 01-42AModels for Predicting Top-Down Cracking of Hot-Mix Asphalt Layers
NCHRP 01-43Guide for Pavement Friction
NCHRP 01-44Measuring Tire-Pavement Noise at the Source
NCHRP 01-44(01)Measuring Tire-Pavement Noise at the Source: Precision and Bias Statement
NCHRP 01-45Models for Estimating the Effects of Pavement Condition on Vehicle Operating Costs
NCHRP 01-46Handbook for Pavement Design, Construction, and Management
NCHRP 01-47Sensitivity Evaluation of MEPDG Performance Prediction
NCHRP 01-48Incorporating Pavement Preservation into the MEPDG
NCHRP 01-49Guidelines for Conducting Forensic Investigation of Highway Pavements
NCHRP 01-50Quantifying the Influence of Geosynthetics on Pavement Performance
NCHRP 01-51A Model for Incorporating Slab/Underlying Layer Interaction into the MEPDG Concrete Pavement Analysis Procedures
NCHRP 01-52A Mechanistic-Empirical Model for Top-Down Cracking of Asphalt Pavement Layers
NCHRP 01-53Proposed Enhancements to Pavement ME Design: Improved Consideration of the Influence of Subgrade and Unbound Layers on Pavement Performance
NCHRP 01-54Guidelines for Limiting Damage to Flexible and Composite Pavements Due to the Presence of Water
NCHRP 01-55Performance-Based Mix Design of Porous Friction Courses
NCHRP 01-57Standard Definitions for Comparable Pavement Cracking Data
NCHRP 01-57ADeveloping Standard Definitions for Comparable Pavement Cracking Data
NCHRP 01-57BValidating Proposed Definitions for Comparable Pavement Cracking Data
NCHRP 01-58Quantifying the Effects of Implements of Husbandry on Pavements
NCHRP 01-59The Influence of Subgrade Soils Susceptible to Shrink/Swell and/or Frost Heave on Pavement Performance
NCHRP 01-60Measuring the Characteristics of Pavement Surface Images
NCHRP 01-61Evaluation of Bonded Concrete Overlays on Asphalt Pavements
NCHRP 01-62Impact of Flooding on the Resiliency of Pavement Systems
NCHRP 01-63Incorporating Traffic Speed Deflection Devices Measurements into Pavement Management and Design
NCHRP 01-64Development of Longitudinal Cracking Models for Concrete Pavements11/22/20241/14/2025
NCHRP 02-14Public/Private Partnerships for Financing Highway Improvements
NCHRP 02-15Identifying Measuring, and Evaluating the Benefits of Safety Roadside Rest Areas
NCHRP 02-16Relationships Between Vehicle Configurations and Highway Design
NCHRP 02-17(1)Methodologies for Evaluating the Effects of Transportation Policies on the Economy
NCHRP 02-17(2)Workshop on Research Needs in Transportation and Economic Development1/1/1900
NCHRP 02-17(3)Macroeconomic Analysis of the Linkages Between Transportation Investments and Economic Performance1/1/1900
NCHRP 02-17(3)AUpdate and Enhancement of Dataset for Macroeconomic Analysis of Transportation Investments and Economic Performance1/1/1994
NCHRP 02-17(4)Measuring the Relationship Between Freight Transportation Services and Industry Productivity1/1/1994
NCHRP 02-17(5)Impact of Urban Congestion on Business
NCHRP 02-17(6)Tourism Travel Contributions to Economic Development1/1/1994
NCHRP 02-18Research Strategies for Improving Highway User Cost-Estimating Methodologies1/1/1994
NCHRP 02-18(2)Valuation of Travel-Time Savings and Predictability in Congested Conditions for Highway User-Cost Estimation1/1/1994
NCHRP 02-18(3)Development of an Innovative Highway User-Cost Estimation Procedure1/1/1994
NCHRP 02-18(4)Development and Demonstration of StratBENCOST Procedure1/1/1994
NCHRP 02-19Research on the Relationship Between Economic Development and Transportation Investment
NCHRP 02-19(2)Guidance on Using Existing Analytic Tools for Evaluating Transportation Investments
NCHRP 02-20Economic Trends and Multimodal Transportation Requirements1/1/1994
NCHRP 02-21Economic Implications of Congestion
NCHRP 02-22Needs in Communicating the Economic Impacts of Transportation Investment1/1/1994
NCHRP 02-22(2)Case Studies on Communicating the Economic Benefits of Transportation Investments
NCHRP 02-23Development of an Update to the 1977 AASHTO Redbook
NCHRP 02-24Economic Productivity and Transportation Investment Priorities
NCHRP 02-25Workforce 2030--Attracting, Retaining, and Developing the Transportation Workforce: Design, Construction, and Maintenance
NCHRP 02-26Implementation of Life-Cycle Planning Analysis in a Transportation Asset Management Framework
NCHRP 02-27Making Targets Matter: Managing Performance to Enhance Decision-Making
NCHRP 03-100Evaluating the Performance of Corridors with Roundabouts
NCHRP 03-101Costs and Benefits of Public-Sector Deployment of Vehicle to Infrastructure Technologies
NCHRP 03-102Design Guidance for Intersection Auxiliary Lanes
NCHRP 03-103Update of the Signal Timing Manual
NCHRP 03-104Unsignalized Intersection Guide
NCHRP 03-105Design Guidance for Interchange Loop Ramps
NCHRP 03-106Traffic Control Device Guidelines for Curves
NCHRP 03-107Work Zone Capacity Methods for the Highway Capacity Manual
NCHRP 03-108Guidance on Quantifying Benefits of TIM Strategies
NCHRP 03-109Potential MUTCD Criteria for Selecting the Type of Control for Unsignalized Intersections
NCHRP 03-110Estimating the Life-Cycle Cost of Intersection Designs
NCHRP 03-111Effectiveness of Work Zone Transportation Management Plan (TMP) Strategies
NCHRP 03-112Operational and Safety Considerations in Making Lane Width Decisions on Urban and Suburban Arterials
NCHRP 03-112AGuidelines for Selecting Lane Widths on Urban and Suburban Arterials
NCHRP 03-113Guidance for Traffic Signals at Diverging Diamond Interchanges and Adjacent Intersections
NCHRP 03-114Planning and Evaluating Active Traffic Management Strategies
NCHRP 03-114(01)Planning and Evaluating Active Traffic Management Strategies
NCHRP 03-115Production of a Major Update to the 2010 Highway Capacity Manual
NCHRP 03-117Traffic Control Devices and Measures for Deterring Wrong-Way Movements
NCHRP 03-118Decision-Making Guide for Traffic Signal Phasing
NCHRP 03-119Application of MASH Test Criteria to Breakaway Sign and Luminaire Supports and Crashworthy Work-Zone Traffic Control Devices
NCHRP 03-119(01)Application of MASH Test Criteria to Breakaway Sign and Luminaire Supports and Crashworthy Work Zone Traffic Control Devices
NCHRP 03-120Assessing Interactions Between Access Management Treatments and Multimodal Users
NCHRP 03-121Incorporating Freight, Transit, and Incident Response Stakeholders into Integrated Corridor Management (ICM): Processes and Strategies for Implementation
NCHRP 03-122Performance-Based Management of Traffic Signals
NCHRP 03-123Proposed Practices for the Application of Dynamic Lane Use Control
NCHRP 03-124Principles and Guidance for Presenting Drivers with Dynamic Information on Active Traffic Management
NCHRP 03-125Evaluation of Change and Clearance Intervals Prior to the Flashing Yellow Arrow Permissive Left-Turn Indication
NCHRP 03-126Transportation Operations Manual
NCHRP 03-127Cybersecurity of Traffic Management Systems
NCHRP 03-127(01)Cybersecurity of Traffic Management Systems (Continuation)
NCHRP 03-128Business Intelligence Techniques for Transportation Agency Decision Making
NCHRP 03-129Essential Communications: A Guide to Land Mobile Radio (LMR)
NCHRP 03-129AEmerging Land Mobile Radio Communications Guide
NCHRP 03-130Guide for Roundabouts
NCHRP 03-131Guidance for Planning and Implementing Multimodal, Integrated Corridor Management
NCHRP 03-132Guidance for Safe and Effective Temporary Traffic Control for Mobile Operations on Two-Lane Two-Way Roadways
NCHRP 03-133Traffic Signal Control Strategies for Pedestrians and Bicyclists
NCHRP 03-134Determination of Encroachment Conditions in Work Zones
NCHRP 03-135Wrong-Way Driving Solutions, Policy, and Guidance
NCHRP 03-136Evaluating the Performance of Right-Turn-On-Red Operation at Signalized Intersections (with single and dual right-turn lanes)
NCHRP 03-137Algorithms to Convert Basic Safety Messages into Traffic Measures
NCHRP 03-138Application of Big Data Approaches for Traffic Incident Management (TIM)
NCHRP 03-139Next Generation of the USLIMITS2 Speed Limit Setting Expert System
NCHRP 03-140Guidelines for Applications of RFID and Wireless Technologies in Highway Construction and Asset Management
NCHRP 03-141Guidance on Midblock Pedestrian Signals (MPS)
NCHRP 03-142Evaluating the Impacts of Real-Time Warnings and Variable Speed Limits on Safety and Travel Reliability during Weather Events
NCHRP 03-143Framework and Toolkit for Selecting Pedestrian Crossing Treatments
NCHRP 03-144Leveraging Existing Traffic Signal Assets to Obtain Quality Traffic Counts and Enhance Transportation Monitoring Programs
NCHRP 03-145National Traffic Sensor System Evaluation Program
NCHRP 03-146Guide for Transportation Operations Manual Implementation
NCHRP 03-147LED Applications on Traffic Control Devices
NCHRP 03-148Preparing for Virtual Operation of Traffic Management Systems
NCHRP 03-149Evaluation of the Traffic Signal Timing Manual, Third Edition
NCHRP 03-150Update to Procedure for Determining Work Zone Speed Limits
NCHRP 03-151Data Subsystems and Data Management Plans for Traffic Management Systems
NCHRP 03-152Integrating the Use of New Software Subsystems and Software Within Evolving Traffic Management Systems
NCHRP 03-153Audible Indications for Accessible Pedestrian Signals11/25/20242/6/2025
NCHRP 03-28Effects of Quality of Traffic Signal Progression on Delay
NCHRP 03-32Temporary Pavement Markings for Work Zones
NCHRP 03-33Capacity and Level-of-Service Procedures for Multilane Rural and Suburban Highways
NCHRP 03-35Speed-Change Lanes
NCHRP 03-36Development of a Low-Cost Bridge Weigh-In-Motion System1/1/1900
NCHRP 03-37Capacity and Level of Service at Ramp-Freeway Junctions
NCHRP 03-37(2)Capacity and Level of Service at Ramp-Freeway Junctions (Phase II)
NCHRP 03-38(1)Assessment of Advanced Technologies for Relieving Urban Traffic Congestion
NCHRP 03-38(1)AA Study to Assess Advanced Vehicle and Highway Technologies
NCHRP 03-38(2)Travel Characteristics of Large-Scale Suburban Activity Centers
NCHRP 03-38(3)Traffic Adaptive Control (Phase 1)---Critical Intersection Control Strategies; (Phase 2)---OPAC Control Strategies
NCHRP 03-38(4)Traffic Signal Control for Saturated Conditions
NCHRP 03-38(5)Effective Utilization of Street Width
NCHRP 03-38(6)Cost Sharing for Transportation Improvements Near Major Suburban Employment Centers
NCHRP 03-38(7)Access Management Policies and Guidelines for Activity Centers
NCHRP 03-39Evaluation and Calibration Procedures for Weigh-In-Motion Systems1/1/1900
NCHRP 03-39(2)On-Site Evaluation and Calibration Procedures for Weigh-In-Motion Systems
NCHRP 03-40Single Point Urban Interchange Design and Operations Analysis
NCHRP 03-41Procedure for Determining Work Zone Speed Limits1/1/1900
NCHRP 03-41(2)Effectiveness and Implementability of Procedures for Work Zone Speed Limits1/1/1994
NCHRP 03-42Determination of Stopping Sight Distances
NCHRP 03-43Use of Shoulders and Narrow Lanes to Increase Freeway Capacity
NCHRP 03-44Improved Traffic Control Device Design and Placement to Aid the Older Driver1/1/1994
NCHRP 03-45Speed-Flow Relationships for Basic Freeway Segments
NCHRP 03-46Capacity and Level of Service at Unsignalized Intersections
NCHRP 03-47Capacity Analysis of Interchange Ramp Terminals
NCHRP 03-48Capacity Analysis for Actuated Intersections
NCHRP 03-49Capacity and Operational Effects of Midblock Left-Turn Lanes
NCHRP 03-50Driver Information Overload1/1/1994
NCHRP 03-50(2)Additional Investigations on Driver Information Overload
NCHRP 03-51Communications Mediums for Signal, IVHS, and Freeway Surveillance Systems
NCHRP 03-52Impacts of Access-Management Techniques
NCHRP 03-52AImpacts of Access-Management Techniques
NCHRP 03-53Development of a HOV Systems Manual1/1/1994
NCHRP 03-54Uniform Traffic Signal Displays for Protected/Permissive Left Turn Control
NCHRP 03-54(2)Evaluation of Traffic Signal Displays for Protected/Permissive Left Turn Control
NCHRP 03-55A Highway Capacity Manual for the Year 2000
NCHRP 03-55(2)Techniques to Estimate Speeds and Service Volumes for Planning Applications
NCHRP 03-55(2)APlanning Applications for the Year 2000 Highway Capacity Manual
NCHRP 03-55(3)Capacity and Quality of Service for Two-Lane Highways
NCHRP 03-55(4)Performance Measures and Levels of Service in the Year 2000 Highway Capacity Manual
NCHRP 03-55(5)Capacity and Quality of Service of Weaving Areas
NCHRP 03-55(6)Production of the Year 2000 Highway Capacity Manual
NCHRP 03-56Systemwide Impact of Safety and Traffic Operation Design Decisions for Resurfacing, Restoration, or Rehabilitation (RRR) Projects
NCHRP 03-57Recommended Traffic-Control Devices for Railroad-Highway Grade Crossings1/1/1994
NCHRP 03-58Assessing Traffic Control Signal Installations Using Capacity Analysis and Simulation
NCHRP 03-59Assessment of Variable Speed Limit Implementation Issues
NCHRP 03-60Capacity and Quality of Service of Interchange Ramp Terminals
NCHRP 03-60AValidation and Enhancement of the Highway Capacity Manual’s Interchange Ramp Terminal Methodology
NCHRP 03-61Communicating Changes in Horizontal Alignment1/1/1994
NCHRP 03-62Guidelines for Accessible Pedestrian Signals
NCHRP 03-63Assessment of Sharing Information Between Public Safety and Transportation Agencies for Traffic-Incident Management1/1/1994
NCHRP 03-64Highway Capacity Manual Applications Guide
NCHRP 03-65Applying Roundabouts in the United States
NCHRP 03-65AUpdate of 'Roundabouts: An Informational Guide'
NCHRP 03-66Traffic Signal State Transition Logic Using Enhanced Sensor Information
NCHRP 03-67Expert System for Recommending Speed Limits in Speed Zones
NCHRP 03-68Guide to Effective Freeway Performance Measurement
NCHRP 03-69Design of Construction Work Zones on High-Speed Highways
NCHRP 03-70Multimodal Level of Service Analysis For Urban Streets
NCHRP 03-71Innovative Pedestrian Treatments at Unsignalized Crossings1/1/1994
NCHRP 03-72Lane Widths, Channelized Right Turns, and Right-Turn Deceleration Lanes in Urban and Suburban Areas
NCHRP 03-73Separation of Vehicles - CMV Only Lanes
NCHRP 03-74Guidelines for Selection of Speed Reduction Treatments at High-Speed Intersections
NCHRP 03-75Analysis of Freeway Weaving Sections
NCHRP 03-76AHighway Traffic Signal Warrant For Intersections Near Highway-Rail Grade Crossings
NCHRP 03-76BLow-Cost Active Warning Systems for Highway-Rail Grade Crossings
NCHRP 03-77Guide to Contracting Intelligent Transportation System Projects
NCHRP 03-78Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities
NCHRP 03-78ACrossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities
NCHRP 03-78BGuidelines for the Application of Crossing Solutions at Roundabouts and Channelized Turn Lanes to Assist Pedestrians with Vision Disabilities
NCHRP 03-78CTraining and Technology Transfer for Accessability Guidelines for Roundabouts and Channelized Turn Lanes
NCHRP 03-79Measuring and Predicting the Performance of Automobile Traffic on Urban Streets
NCHRP 03-79AArterial Performance Measures
NCHRP 03-80Traffic Enforcement Strategies for Work Zones
NCHRP 03-81Strategies for Integrated Operation of Freeway and Arterial Corridors
NCHRP 03-82Default Values for Capacity and Quality of Service Analyses
NCHRP 03-83Low-Cost Improvements for Recurring Freeway Bottlenecks
NCHRP 03-84Guide for Multistate Transportation Operations Programs
NCHRP 03-85Guidance for the Use of Alternative Traffic Analysis Tools in Highway Capacity Analyses
NCHRP 03-87Proactive Ramp Management Under the Threat of Freeway-Flow Breakdown
NCHRP 03-88Guidelines for Ramp and Interchange Spacing
NCHRP 03-89Design Guidance for Channelized Right-Turn Lanes
NCHRP 03-90Operation of Traffic Signal Systems in Oversaturated Conditions
NCHRP 03-91Left-Turn Accommodations at Unsignalized Intersections
NCHRP 03-92Production of the Year 2010 Highway Capacity Manual
NCHRP 03-93Automated Enforcement for Speeding and Red Light Running
NCHRP 03-94Transportation Systems Operations and Management Guide
NCHRP 03-95Guidelines for Timing Yellow and All-Red Intervals at Signalized Intersections
NCHRP 03-96Analysis of Managed Lanes on Freeway Facilities
NCHRP 03-96AAnalysis of Oversaturated Traffic Flow Conditions on Freeway Facilities
NCHRP 03-97Traffic Signal Analysis with Varying Demands and Capacities
NCHRP 03-98Guidelines on the Use of Auxiliary Through Lanes at Signalized Intersections
NCHRP 03-99Development and Application of Access Management Guidelines
NCHRP 04-15Corrosion Protection of Prestressing Systems in Concrete Bridges
NCHRP 04-16Cost and Service Life of Pavement Markings
NCHRP 04-18Design and Evaluation of Large Stone Mixtures
NCHRP 04-19Aggregate Tests Related to Asphalt Concrete Performance in Pavements1/1/1994
NCHRP 04-19(2)Validation of Performance-Related Tests of Aggregates for Use in Hot-Mix Asphalt Pavements
NCHRP 04-20Aggregate Tests Related to Performance of Portland Cement Concrete1/1/1900
NCHRP 04-20AState of the Art Report and Plan for Research on Aggregates Tests Related to Performance of Portland Cement Concrete Pavements1/1/1994
NCHRP 04-20BAggregate Tests Related to Performance of Portland Cement Concrete Pavements1/1/1994
NCHRP 04-20CAggregate Tests Related to Performance of Portland Cement Concrete Pavements: State of the Knowledge1/1/1994
NCHRP 04-21Appropriate Use of Waste and Recycled Materials in the Transportation Industry
NCHRP 04-22Pavement-Marking Materials: Health, Environmental, and Performance Assessment1/1/1994
NCHRP 04-23Performance-Related Tests of Aggregates for Use in Unbound Pavement Layers1/1/1994
NCHRP 04-24HDPE Pipe Material Specifications and Design Requirements1/1/1994
NCHRP 04-25Implementation Plan for Automating Highway-Materials Testing1/1/1994
NCHRP 04-26Thermoplastic Drainage Pipe, Design and Testing
NCHRP 04-27Application of Fiber Reinforced Polymer (FRP) Composites to the Highway Infrastructure: Strategic Plan1/1/1994
NCHRP 04-28Feasibility Study for an All-White Pavement Marking System1/1/1994
NCHRP 04-29Selection of Materials to Optimize Sign Performance
NCHRP 04-30Test Methods for Characterizing Aggregate Shape, Texture, and Angularity1/1/1994
NCHRP 04-30ATest Methods for Characterizing Aggregate Shape, Texture, and Angularity
NCHRP 04-31Tests of Recycled Aggregates for Use in Unbound Pavement Layers
NCHRP 04-32Performance and Quality Control of Corrugated Pipe Manufactured with Recycled Polyethylene Content
NCHRP 04-33Procedures for Testing and Evaluating Detectable Warning Systems
NCHRP 04-34Application of LADAR in the Analysis of Aggregate Characteristics
NCHRP 04-35Improved Test Methods for Specific Gravity and Absorption of Coarse and Fine Aggregate
NCHRP 04-36Characterization of Cementitiously Stabilized Layers for Use in Pavement Design and Analysis
NCHRP 04-37Long-Term Performance of Epoxy Adhesive Anchor Systems
NCHRP 04-38Recommended Laboratory Test for Predicting the Initial Retroreflectivity of Pavement Markings from Glass Bead Quality
NCHRP 04-39Field Performance of Corrugated Pipe Manufactured with Recycled Polyethylene Content
NCHRP 04-40Reliability-Based Geotechnical Resistance Factors for Axially-Loaded Micropiles
NCHRP 04-41Deterioration Rates and Unit Costs for Geotechnical Assets
NCHRP 05-10A Mobile System for Measuring Retroreflectance of Traffic Signs
NCHRP 05-11Implementation Strategies for Sign Retroreflectivity Standards
NCHRP 05-12Requirements for Application of Light Emitting Diodes (LEDs) to Traffic Control Signals
NCHRP 05-13Illumination Guidelines for Nighttime Highway Work1/1/1900
NCHRP 05-13(2)Illumination Guidelines for Nighttime Highway Work1/1/1994
NCHRP 05-14Advance Warning Arrow Panel Visibility1/1/1994
NCHRP 05-15Visibility Performance Requirements for Vehicular Traffic Signals
NCHRP 05-16National Calibration Standards for Measuring Retroreflectivity1/1/1994
NCHRP 05-17Safety Evaluation of Permanent Raised Pavement Markers1/1/1994
NCHRP 05-18Color Effectiveness of Yellow Pavement Marking Materials
NCHRP 05-19Guidelines for Roadway Lighting Based on Safety Benefits and Costs
NCHRP 05-20Guidelines for Nighttime Visibility of Overhead Guide Signs
NCHRP 05-21Safety and Performance Criteria for Retroreflective Pavement Markers
NCHRP 05-22Guidelines for Solid-State Roadway Lighting
NCHRP 05-22AGaps and Emerging Technologies in the Application of Solid-State Roadway Lighting
NCHRP 05-23Effects of LED Roadway Lighting on Driver Sleep Health and Alertness
NCHRP 05-24Development of Guidelines for Vehicle and Equipment Marking and Lighting
NCHRP 05-25Guide to the Contextual Application of Overhead Lighting on Highways
NCHRP 05-26Development of Updated Warrants for Roadway Lighting
NCHRP 05-27Guide for Lighting at Innovative Intersections/Interchanges, including Roundabouts
NCHRP 06-12Improved Visibility for Snow Plowing Operations1/1/1994
NCHRP 06-13Guidelines for Snow and Ice Control Materials and Methods1/1/1994
NCHRP 06-14Feasibility of Using Friction Indicators to Improve Winter Maintenance Operations and Mobility1/1/1994
NCHRP 06-15Testing and Calibration Methods for RWIS Sensors
NCHRP 06-16Guidelines for the Selection of Snow and Ice Control Materials To Mitigate Environmental Impacts
NCHRP 06-17Performance Measures for Snow and Ice Control Operations
NCHRP 06-18Guide for Snow and Ice Control Operations
NCHRP 06-19Guidebook for Mechanical Methods for Snow and Ice Control Operations
NCHRP 07-12Microcomputer Evaluation of Highway User Benefits1/1/1900
NCHRP 07-12(2)Metrication and Enhancement of MicroBENCOST Software Package1/1/1994
NCHRP 07-13Quantifying Congestion
NCHRP 07-14Guidelines for Analysis of Investments in Bicycle Facilities
NCHRP 07-15Cost-Effective Measures and Planning Procedures for Travel Time, Delay, and Reliability
NCHRP 07-16Recommended Revisions to the AASHTO Guidelines for Traffic Data Programs
NCHRP 07-17Pedestrian and Bicycle Transportation along Existing Roads
NCHRP 07-18Crash Experience Warrant for Traffic Signals
NCHRP 07-19Methods and Technologies for Collecting Pedestrian and Bicycle Volume Data
NCHRP 07-20Guidance for Implementation of Traffic Incident Management Performance Measurement
NCHRP 07-21Asset Management Guidance for Traffic Control Devices, Barriers, and Lighting
NCHRP 07-22Planning and Preliminary Engineering Applications Guide to the Highway Capacity Manual
NCHRP 07-23Access Management in the Vicinity of Interchanges
NCHRP 07-24Estimating the Value of Truck Travel Time Reliability
NCHRP 07-25Guide for Pedestrian and Bicycle Safety at Alternative Intersections and Interchanges (A.I.I.)
NCHRP 07-26Update of Highway Capacity Manual: Merge, Diverge, and Weaving Methodologies
NCHRP 07-27An Update of the Green Book Design Vehicles Requirements
NCHRP 07-28Assessing the Safety Impacts of Right-Turn Lanes on Rural and Suburban Highways
NCHRP 07-28(01)Assessing the Impacts of Right-Turn Lanes on Rural and Suburban Highways
NCHRP 07-28(02)Assessing the Multimodal Safety Performance of Turn Lanes
NCHRP 07-29Development of the 8th Edition of AASHTO's A Policy on the Geometric Design of Highways and Streets (Green Book)
NCHRP 07-30Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups for Estimating AADT
NCHRP 07-31State DOT and Tribal Use of Active Transportation Data: Practices, Sources, Needs, and Gaps
NCHRP 07-32Guide for Long-Term Automated Traffic Signal Performance Measurement Systems Applications
NCHRP 07-33Evaluate the Benefits of Increasing Clear Zone at Higher Speed/Traffic Volume/Crash Locations
NCHRP 07-34Artificial Intelligence for Transportation Systems Management and Operations Applications
NCHRP 07-35Improving Crash Data for Active Transportation Users
NCHRP 07-36Guide for Self-Explaining Roads in the Context of the Safe System Approach
NCHRP 07-37Modern and Proven Approaches to Planning, Design, and Operation of Pedestrian Facilities11/15/20241/30/2025
NCHRP 08-100Environmental Justice Analyses When Considering Toll Implementation or Rate Changes
NCHRP 08-101Enhanced Truck Data Collection and Analysis for Emissions Modeling
NCHRP 08-102Bicyclist Facility Preferences and Effects on Increasing Bicycle Trips
NCHRP 08-103Implementing NCHRP Report 806: Guide to Cross-Asset Resource Allocation and the Impact on Transportation System Performance
NCHRP 08-104A Guidebook for Post-Award Contract Administration for Highway Projects Delivered Using Alternative Contracting Methods
NCHRP 08-105Measuring the Effectiveness of Public Involvement in Transportation Planning and Project Delivery
NCHRP 08-106Metropolitan Freight Transportation: Implementing Effective Strategies
NCHRP 08-107A Guidebook for Emergency Contracting Procedures for Administration of a Regional Emergency
NCHRP 08-108Developing National Performance Management Data Strategies to Address Data Gaps, Standards, and Quality
NCHRP 08-109Updating the AASHTO Transportation Asset Management Guide—A Focus on Implementation, Phase 1
NCHRP 08-110Traffic Forecasting Accuracy Assessment Research
NCHRP 08-111Effective Decision-Making Methods for Freight-Efficient Land Use
NCHRP 08-112A Guidebook for Implementing Alternative Technical Concepts into Project Delivery Methods
NCHRP 08-113Integrating Effective Transportation Performance, Risk, and Asset Management Practices
NCHRP 08-114Systematic Approach for Determining Construction Contract Time: A Guidebook
NCHRP 08-114ASystematic Approach for Determining Construction Contract Time: A Guidebook
NCHRP 08-115Guidebook for Data and Information Systems for Transportation Asset Management
NCHRP 08-116Framework for Managing Data from Emerging Transportation Technologies to Support Decision-Making
NCHRP 08-117Impact of Transformational Technologies on Land Use and Transportation
NCHRP 08-118Risk Assessment Techniques for Transportation Asset Management
NCHRP 08-119Data Integration, Sharing, and Management for Transportation Planning and Traffic Operations
NCHRP 08-120Initiating the Systems Engineering Process for Rural Connected Vehicle Corridors
NCHRP 08-121Accessibility Measures in Practice: Guidance for Transportation Agencies
NCHRP 08-122Metropolitan Planning Organizations: Strategies for Future Success
NCHRP 08-123Census Transportation Data Field Guide for Transportation Applications
NCHRP 08-124Quantifying the Impacts of Corridor Management
NCHRP 08-125Attracting, Retaining, and Developing the Transportation Workforce: Transportation Planners
NCHRP 08-128Snapshots of Planning Practices
NCHRP 08-129Incorporating Resilience Concepts and Strategies in Transportation Planning
NCHRP 08-130Best Practices in Coordination of Public Transit and Ride Sharing
NCHRP 08-131Access to Jobs, Economic Opportunities, and Education in Rural Areas
NCHRP 08-132Accessing America's Great Outdoors: Forecasting Recreational Travel Demand
NCHRP 08-133Implementing the National Intercity Bus Atlas
NCHRP 08-133(01)Implementing the National Intercity Bus Atlas (Phases II and III)
NCHRP 08-134Integrating Freight Movement into 21st Century Communities' Land Use, Design, and Transportation Systems
NCHRP 08-135Reliability and Quality of Service Evaluation Methods for Rural Highways
NCHRP 08-136Guidebook on Using Performance-Based Management Approaches for Maintenance
NCHRP 08-137Updates to the Digital Edition of the AASHTO Transportation Asset Management Guide
NCHRP 08-138Guide to the Integration of Transportation Systems Management and Operations into Transportation Asset Management
NCHRP 08-139Guide for Preventing and Mitigating the Risk of Bridge and Tunnel Strikes by Motor Vehicles
NCHRP 08-140Guide for Truck Parking Information Management Systems
NCHRP 08-141A Guidebook for Local Truck Parking Regulations
NCHRP 08-142Virtual Public Involvement: A Manual for Effective, Equitable, and Efficient Practices for Transportation Agencies
NCHRP 08-143Guide to the Application of Spatial Segmentation on Travel Time Reliability Measures
NCHRP 08-144Rural Transit Fleet Mix and Vehicle Size Decision Trees
NCHRP 08-145Utilizing Cooperative Automated Transportation (CAT) Data to Enhance Freeway Operational Strategies
NCHRP 08-146Integrating Resiliency into Transportation System Operations
NCHRP 08-147 Improving Public Transportation in Rural Areas and Tribal Communities
NCHRP 08-148A Guide for Management of Out-of-Service Facilities
NCHRP 08-149Estimating Benefits of Closing Gaps in Active Transportation Networks
NCHRP 08-150Tools to Integrate Equity into Active Transportation and Safety Investments
NCHRP 08-151Risk Management at State DOTs: Building Momentum and Sustaining the Practice
NCHRP 08-152Strategies for Improving Diversity, Equity, and Inclusion in the Transportation Planning Profession
NCHRP 08-153A Guide for the Development and Use of Truck Traffic Forecasts in Design
NCHRP 08-154Guidance for Agencies to Incorporate Uncertainty into Long-Range Transportation Planning
NCHRP 08-155Handbook for Addressing Racial Disparities in the Project Delivery Process
NCHRP 08-156Planning for Innovative and Emerging Mobility Futures at Intermodal Passenger Facilities
NCHRP 08-157Best Practices for Data Fusion of Probe and Point Detector Data
NCHRP 08-158A Compendium for Communicating the Value of Freight and Community Interactions
NCHRP 08-159How to Assess and Address Equity of Access to Essential Goods and Services
NCHRP 08-160Guide to Identify and Mitigate the Negative Effects of Gentrification Caused by Transportation Investment
NCHRP 08-161Cultivating Accountability Through Meaningful Public Engagement
NCHRP 08-162Guidance for Implementing Equitable Transportation Decision-Making
NCHRP 08-163Defining Appropriate Design and Accommodation Thresholds for Active Transportation in a Context-Driven Approach
NCHRP 08-164Institutional Integration of Active Transportation
NCHRP 08-165Use of Active Transportation Data in Decision-Making
NCHRP 08-166Racial and Socioeconomic Inequities in Active Transportation Safety
NCHRP 08-167Guide for Creating Effective Transportation Visualizations
NCHRP 08-168Analysis and Assessment of the National Performance Management Data
NCHRP 08-169Valuing Diversity, Equity, and Inclusion in Transportation Asset Management
NCHRP 08-170Closing the Loop: Post-Implementation Evaluation of Transportation Projects
NCHRP 08-171Institutionalizing the Safe System Approach in Transportation Planning and Programming
NCHRP 08-172Benefit Analysis of Private Health Sector Investments in Non-Emergency Medical Transportation
NCHRP 08-173NCHRP 08-173: Impacts of E-Commerce on Travel and Land Use Patterns
NCHRP 08-174Development of a Surveying and Mapping Guide for Transportation Projects
NCHRP 08-175Understanding Travel Behavior Impacts of Transportation Systems Management and Operations Strategies
NCHRP 08-176Balancing Freight and Goods Delivery Needs in Designing Complete Streets
NCHRP 08-177Digitizing Bicycle and Pedestrian Treatments for Promoting Active Transportation Equity and Safety
NCHRP 08-178Identifying and Evaluating Divided, Overburdened, and Underrepresented Communities
NCHRP 08-179Strategies and Actions for Collaboration: A Guide for DOTs, MPOs, and Partners
NCHRP 08-180Achieving Efficient Cultural Resources Management in Project Delivery
NCHRP 08-181Impacts of Climate Change and Extreme Weather on the Mobility of Socially Vulnerable Populations
NCHRP 08-182Playbook for Communicating Benefits of Transportation Systems Management and Operations Strategies Using System Performance Data
NCHRP 08-183Resource to Support Volunteer Driver Programs in Rural and Low-Density Areas
NCHRP 08-184Induced Demand Assessment Framework: A Guide
NCHRP 08-185Advancing TSMO Knowledge Management with Generative AI10/31/202412/18/2024
NCHRP 08-186Best Practices for Distributed Rainfall-Runoff Models to Transform Hydrologic and Hydraulic Modeling for Resilient Transportation Planning and Design
NCHRP 08-187Primer for Using Generative AI Models in Transportation Planning10/29/202412/13/2024
NCHRP 08-188Third-Party Origin-Destination Data Validation for Transportation Planning Applications11/20/20241/15/2025
NCHRP 08-189Developing a Data Repository to Help with TSMO Strategies Evaluations11/14/20241/7/2025
NCHRP 08-190National Evaluation of Truck Parking Demand and Rest Area Locations
NCHRP 08-191Safe Connections for Tribal and Rural Communities to the Intercity Bus Network10/30/202412/18/2024
NCHRP 08-192Traffic Impacts of E-Commerce in Urbanized Areas: A Guide
NCHRP 08-193Implementation of Accessible Temporary and Alternate Pedestrian Access Routes in the Public Right-of-Way 11/14/20241/7/2025
NCHRP 08-194Active Transportation Messaging and Communications in Support of Active Transportation Investment, Including Investment in Safety Countermeasures
NCHRP 08-195Using Data to Enable Community-Centered Transportation10/21/202412/10/2024
NCHRP 08-24AForecasting the Basic Inputs to Transportation Planning at the Zonal Level
NCHRP 08-28Strategic Planning and Management for Transportation Agencies1/1/1900
NCHRP 08-29Travel Estimation Techniques for Urban Planning
NCHRP 08-29(2)Travel Estimation Techniques for Urban Planning
NCHRP 08-30Characteristics and Changes in Freight Transportation Demand1/1/1900
NCHRP 08-30AFreight Capacity for the Next Century1/1/1994
NCHRP 08-31ALong-Term Availability of Multimodal Corridor Capacity1/1/1994
NCHRP 08-32Workshop on Multimodal Transportation Planning Research Needs1/1/1900
NCHRP 08-32(1)Innovative Practices for Multimodal Transportation Planning for Freight and Passengers
NCHRP 08-32(2)Multimodal Transportation: Development of a Performance-Based Planning Process1/1/1994
NCHRP 08-32(2)AMultimodal Transportation: Development of a Performance-Based Planning Process1/1/1994
NCHRP 08-32(3)Integration of Land-Use Planning with Multimodal Transportation Planning1/1/1994
NCHRP 08-32(4)Developing and Maintaining Partnerships for Multimodal Transportation Planning
NCHRP 08-32(5)Multimodal Transportation Planning Data
NCHRP 08-33Quantifying Air-Quality and Other Benefits and Costs of Transportation Control Measures
NCHRP 08-34Major Investment Studies: Development of a Practitioner's Guidebook for Effective Study Design, Management, and Implementation1/1/1994
NCHRP 08-35Incorporating ITS into the Transportation Planning Process
NCHRP 08-36Research for the AASHTO Standing Committee on Planning
NCHRP 08-36/Task 001Parking Modeling Procedures
NCHRP 08-36/Task 002Incorporating System Operations and Management Practices in Transportation Planning
NCHRP 08-36/Task 003Management of Institutional Changes in State Transportation Planning Processes and Programs
NCHRP 08-36/Task 004The Use of Expert Panels in Analyzing Transportation and Land Use Alternatives
NCHRP 08-36/Task 005Incorporating Market Research Techniques into the Transportation Planning Process
NCHRP 08-36/Task 006Product Delivery of New and Improved Travel Forecasting Procedures
NCHRP 08-36/Task 007Development of a Multimodal Tradeoffs Methodology for Use in Statewide Transportation Planning
NCHRP 08-36/Task 007(02)Development of a Multimodal Tradeoffs Methodology for Use in Statewide Transportation Planning
NCHRP 08-36/Task 008Workshop on Transportation Performance Measures
NCHRP 08-36/Task 009Defining and Identifying Probable Non-Attainment Areas for PM2.5
NCHRP 08-36/Task 010Global Climate Change and Transportation: Coming to Terms
NCHRP 08-36/Task 011Technical Methods to Support Analysis of Environmental-Justice Issues
NCHRP 08-36/Task 013National Conference on Transportation and Economic Development
NCHRP 08-36/Task 014Consultation Between State DOTs and Local Elected Officials in Non-Metropolitan Areas
NCHRP 08-36/Task 015Conference on Transportation and the Environment for the 21st Century
NCHRP 08-36/Task 016Assessment of Proposed Planning and National Environmental Policy Act Regulations
NCHRP 08-36/Task 017Two-Way Education Process with a New CEO on Transportation Planning
NCHRP 08-36/Task 018Incorporating Safety into the Transportation Planning Process
NCHRP 08-36/Task 019Transportation Environmental Research Needs Conference
NCHRP 08-36/Task 020Conformity Problems Caused by the Mismatch in SIP / Transportation Plan Timeframe
NCHRP 08-36/Task 021Expediting the Transportation Planning Process to Meet Fast Paced Customer Requirements
NCHRP 08-36/Task 022Demonstrating the Positive Impacts of Transportation Investments on Economic, Social, Environmental, Community, and Quality of Life Issues
NCHRP 08-36/Task 023Review of the Potential Feasibility of Using Alternative Revenue Sources to Fund Future State Transportation Needs
NCHRP 08-36/Task 024Investment Requirements Scenarios Development
NCHRP 08-36/Task 025Improved Geographic Clarity in Reporting of Road System Extent
NCHRP 08-36/Task 026Surface Transportation Safety and Investment
NCHRP 08-36/Task 027Interstate Interchange Review
NCHRP 08-36/Task 028Rural Conformity: A Survey of Practice
NCHRP 08-36/Task 029Development of a Multimodal Tradeoffs Methodology for Use in Statewide Transportation Planning: Application of the Framework
NCHRP 08-36/Task 030Workshop on Issues in Intermodal Connectors
NCHRP 08-36/Task 031Elderly Issues in the Transportation Planning Process
NCHRP 08-36/Task 032Tools, Techniques, and Methods in Rural Transportation Planning
NCHRP 08-36/Task 033Best Practices in Statewide Freight Planning
NCHRP 08-36/Task 034Incorporating Security into the Transportation Planning Process
NCHRP 08-36/Task 035Evaluating State DOT's Planning Practices in Rural Planning
NCHRP 08-36/Task 036Continuation of NCHRP 8-36(6) TMIP Support
NCHRP 08-36/Task 037A Retrospective on the Conditions and Performance Report
NCHRP 08-36/Task 038Supplemental Evaluation in Support of NCHRP 25-17
NCHRP 08-36/Task 039Forecasting Travel Time, Delay, and Reliability
NCHRP 08-36/Task 040National Site Visits on Transportation and Growth
NCHRP 08-36/Task 041Non-Response to Personal Travel Surveys (support for NCHRP 8-37)
NCHRP 08-36/Task 042MPO Redefinition and Evolving Roles
NCHRP 08-36/Task 043Return on Investment on Freight Rail Capacity Improvement
NCHRP 08-36/Task 044Multi-State MPOs: Approaches, Cases, and Institutional Arrangements
NCHRP 08-36/Task 045Multi-State Corridor Planning
NCHRP 08-36/Task 046Synthesis of Where Data Groups are Organizationally Located in State DOTs
NCHRP 08-36/Task 047Effective Organization of Performance Measurement
NCHRP 08-36/Task 048Guidance for Better Linking Systems Planning and the NEPA Process
NCHRP 08-36/Task 049Synthesis of Metropilitan-Level Transportation Funding Sources
NCHRP 08-36/Task 050What is the Impact of an Aging Population on System Planning and Investment Policies?
NCHRP 08-36/Task 051Information Design for Effective Decision Making and Communication
NCHRP 08-36/Task 052Changes in Travel Behavior/Demand Due to Managed Lanes (HOV, HOT) Facility System Expansion
NCHRP 08-36/Task 053Peer Review Capacity Building Partnership: Best Practices in Non-Traditional Performance Measures, Multimodal Goods Movement Tradeoffs, Safety, Reliability, and State Funding
NCHRP 08-36/Task 054Census Data For Transportation Planning
NCHRP 08-36/Task 055The Role of Collaboration in Freight Transportation Management
NCHRP 08-36/Task 056Highway Construction Project Coordination to Minimize Traffic Impacts
NCHRP 08-36/Task 057Institutional Needs in Safety Planning
NCHRP 08-36/Task 058Best Practices for State and MPO NHS and STP Programming
NCHRP 08-36/Task 059Transportation and Health
NCHRP 08-36/Task 060State DOT Consideration of Infrastructure Development Potential Planning
NCHRP 08-36/Task 061Monetary Valuation Per Dollar of Investment in Different Performance Measures
NCHRP 08-36/Task 062Best Practice Methodology for Calculating Return on Investment (ROI) for Transportation Programs and Projects
NCHRP 08-36/Task 063Making NAICS (North American Industrial Classification System) Work for Transportation
NCHRP 08-36/Task 064Right of Way Methods and Tools to Control Project Cost Escalation
NCHRP 08-36/Task 065Best Practices for Incorporating Commodity Flow Survey and Related Data into the MPO and Statewide Planning Processes
NCHRP 08-36/Task 066Improved Methods for Assessing Social, Cultural, and economic Effects of Transportation Projects
NCHRP 08-36/Task 067Best Practices in Using Programmatic Investment Strategies in Statewide Transportation Plans
NCHRP 08-36/Task 068Implications of New 8-Hour Control Strategy Development on Transportation Programs, Policies, and Projects
NCHRP 08-36/Task 069Peer Review Sessions to be amended into NCHRP 8-36(53)
NCHRP 08-36/Task 070Scoping Study for Statewide Travel Forecasting National Model
NCHRP 08-36/Task 071Disclosure Avoidance Techniques to Improve ACS Data Availability
NCHRP 08-36/Task 072Implementing Project Cost Estimation and Management Process Improvements
NCHRP 08-36/Task 073Adding Resilience to the Freight System in Statewide and Metropolitan Transportation Plans: Developing a Conceptual Approach
NCHRP 08-36/Task 074Customer Research Practices and Applications in Transportation
NCHRP 08-36/Task 075Research Finders
NCHRP 08-36/Task 076Conference on Best Practices in Meeting SAFETEA-LU Requirements in the Statewide Transportation Planning Process
NCHRP 08-36/Task 078Small Community Research and Peer Exchange
NCHRP 08-36/Task 079Scoping Study for a Freight Data Exchange Network
NCHRP 08-36/Task 080Synthesis of State Practices in Developing Linear Referencing Systems
NCHRP 08-36/Task 081Enhancing the American Community Survey Data as a Source for Home-to-Work Flows
NCHRP 08-36/Task 083Transportation Planning Partnerships to Enhance National Parks and Gateway Communities
NCHRP 08-36/Task 084Asset Management of Environmental Mitigation Features
NCHRP 08-36/Task 085Congestion Pricing and Investment Requirements
NCHRP 08-36/Task 086Corridor Approaches to Integrating Land Transportation and Land Use
NCHRP 08-36/Task 087SCOP Strategic Planning
NCHRP 08-36/Task 088Transportation Research Programs to Address Energy and Climate Change
NCHRP 08-36/Task 089Evaluating and Communicating Model Results: Guidebook for Planners
NCHRP 08-36/Task 090Best Practices in the Use of Microsimulation Models
NCHRP 08-36/Task 091Validation and Sensitivity Considerations for Statewide Models
NCHRP 08-36/Task 092Counting Motorcycles
NCHRP 08-36/Task 093Road Pricing Communication Practices
NCHRP 08-36/Task 094Integrated State and Local Government Policy Approaches to Transportation and Climate Change
NCHRP 08-36/Task 095Virtual Conference on Transportation Planning Research Needs
NCHRP 08-36/Task 096Selecting and Using Advanced Travel Demand Modeling Tools - A Peer Exchange
NCHRP 08-36/Task 097ATowards Quantitative Safety Planning: Implementation of PLANSAFE
NCHRP 08-36/Task 097BTowards Quantitative Safety Planning: Implementation Support
NCHRP 08-36/Task 098Improving Home-to-Work and Employment Data for Transportation Planning
NCHRP 08-36/Task 099How We Travel: A Sustainable National Program for Travel Data
NCHRP 08-36/Task 100Transportation Data Program Self Assessment Guide
NCHRP 08-36/Task 101Understanding How to Develop and Apply Economic Analyses: Guidance for Transportation Planners
NCHRP 08-36/Task 102Assessing Alternative Methods for Measuring Regional Mobility
NCHRP 08-36/Task 103Mining American Recovery and Reinvestment Act Jobs Data for Opportunities to Improve Economic Impact and Performance Analysis of Transportation Investments
NCHRP 08-36/Task 104Integrating Performance Measures into a Performance-Based Planning and Programming (PBPP) Process
NCHRP 08-36/Task 105Strategic Plan for the AASHTO Standing Committee on Planning: 2011 Update
NCHRP 08-36/Task 106Synthesis of Practices for Prioritizing Enhancement and Nonmotorized Transportation Projects
NCHRP 08-36/Task 107Synthesis of State DOT and MPO Planning and Analyses on Strategies to Reduce Greenhouse Gas Emissions
NCHRP 08-36/Task 108Improving Travel Behavior Data for Alternative Fuel Vehicles: A Scoping Study
NCHRP 08-36/Task 109Non-Rail Infrastructure Upgrade and/or New Construction Due to Passenger Rail Implementation
NCHRP 08-36/Task 111U.S. Commuting and Travel Patterns: Data Development and Analysis
NCHRP 08-36/Task 112Cross Mode Project Prioritization -- An Assessment of Current Practice
NCHRP 08-36/Task 113The Future of Transportation Planning in State DOTs
NCHRP 08-36/Task 114Transportation Asset Management for Ancillary Structures
NCHRP 08-36/Task 115Application of Fair Division, Data Envelopment Analysis, and Conjoint Analysis Techniques to Funding Decisions at the Program and Project/Activity Level
NCHRP 08-36/Task 116Development of Transportation Asset Management Plan Templates
NCHRP 08-36/Task 117Sketch Planning Tools for Regional Sustainability
NCHRP 08-36/Task 118Performance Measures for State Infrastructure Preservation
NCHRP 08-36/Task 119Transportation Users Guide to the Economic Census
NCHRP 08-36/Task 120Snapshots of Planning Practices
NCHRP 08-36/Task 121Successful Implementation of Enterprise Risk Management in State Transportation Agencies
NCHRP 08-36/Task 125Transportation Asset Management Knowledge Portal
NCHRP 08-36/Task 126Development of a Risk Register Spreadsheet Tool
NCHRP 08-36/Task 127Employment Data for Planning: A Resource Guide
NCHRP 08-36/Task 128Data Visualization Methods for Transportation Agencies
NCHRP 08-36/Task 129Scoping Study to Establish Standards and Guidance for Data for Transportation Planning and Traffic Operations Purposes
NCHRP 08-36/Task 12AAnalysis of the Factors Affecting Future Transportation Environment and their Implications for State DOTs
NCHRP 08-36/Task 12BAnalysis of the Factors Affecting Future Transportation Environment and their Implications for State DOTs
NCHRP 08-36/Task 130Inventory and Assessment of Methods for Making Collected Transportation Data Anonymous
NCHRP 08-36/Task 131Transportation Data Integration to Develop Planning Performance Measures
NCHRP 08-36/Task 132Understanding Changes in Youth Mobility
NCHRP 08-36/Task 134Transportation Asset Management Research Roadmap
NCHRP 08-36/Task 135Addressing Margins of Error in Small Areas of Data Delivered through the American Fact Finder or the Census Transportation Planning Products Program
NCHRP 08-36/Task 136License Plate Reader Technology: Privacy Risk Analysis and Case Studies
NCHRP 08-36/Task 137Assessing the Utility and Costs of Statewide Travel Demand Models
NCHRP 08-36/Task 138Support and Update of the Strategic Plan for SCOP/Subcommittees on TAM
NCHRP 08-36/Task 139Planning Research Digest
NCHRP 08-36/Task 140Assessing Actual Transportation Impacts of the 2005 BRAC Decisions
NCHRP 08-36/Task 141Evaluation of Walk and Bicycle Demand Modeling Practice
NCHRP 08-36/Task 142Advancing Sustainability through Multi-Agency Collaborations
NCHRP 08-36/Task 145Scenario Planning Lite
NCHRP 08-36/Task 146Economic Resilience and Long-Term Highway/Transportation Infrastructure Investment
NCHRP 08-36/Task 147Strategic Mobility Research: Enhancing Mobility, Stimulating Economic Activity, Saving Lives
NCHRP 08-36CResearch for the AASHTO Standing Committee on Planning
NCHRP 08-37Standardized Procedures for Personal Travel Surveys
NCHRP 08-38Consideration of Environmental Factors in Transportation Systems Planning1/1/1994
NCHRP 08-39Financing and Improving Land Access to U.S. Cargo Hubs
NCHRP 08-40Evaluating Cultural Resource Significance Using Information Technology (IT)1/1/1994
NCHRP 08-40(02)Evaluating Cultural Resource Significance-Implementation Tools1/1/1994
NCHRP 08-41Effective Methods for Environmental Justice Assessment
NCHRP 08-42Rail-Freight Solutions to Roadway Congestion
NCHRP 08-43Methods for Forecasting Statewide Freight Movements and Related Performance Measures
NCHRP 08-44Incorporating Safety into Long-Range Transportation Planning1/1/1994
NCHRP 08-44(02)Transportation Safety Planning: Forecasting the Safety Impacts of Socio-Demographic Changes and Safety Investments
NCHRP 08-45A New Vision of Mobility: Guidance to Foster Collaborative Multimodal Decision Making1/1/1994
NCHRP 08-46A Guide for Including Access Management in Transportation Plans1/1/1994
NCHRP 08-47Guidebook for Freight Policy, Planning, and Programming in Small and Mid-Sized Metropolitan Areas
NCHRP 08-48Using American Community Survey Data for Transportation Planning
NCHRP 08-49(02)Right of Way Methods and Tools to Control Project Cost Escalation
NCHRP 08-50Factors that Support the Planning-Programming Linkage
NCHRP 08-51Enhancing Internal Trip Capture Estimation for Mixed-Use Developments
NCHRP 08-52Best Practices to Enhance the Transportation/Land-Use Connection in Rural America
NCHRP 08-53Integrating Freight into Transportation Planning and Project-Selection Processes
NCHRP 08-54Identification of Liability-Related Impediments to Sharing 409 Safety Data Among Transportation Agencies, and Synthesis of Best Practices
NCHRP 08-55Integrating Geo-Spatial Technologies into the Right-of-Way Data-Management Process
NCHRP 08-55ADeveloping a Logical Model for a Geo-Spatial Right-Of-Way Land Management System
NCHRP 08-56Truck Noise-Source Mapping
NCHRP 08-57Assessing Highway Tolling and Pricing Options and Impacts: Vol. 1: Decision-Making Framework; Vol. 2: Travel Demand Forecasting Tools
NCHRP 08-58Development of a Multimodal Statewide Corridor Planning Guidebook
NCHRP 08-59Transportation Cost Implications of New Development
NCHRP 08-60Guidebook on Risk Analysis Tools and Management Practices to Control Transportation Project Cost
NCHRP 08-61Travel Demand Forecasting: Parameters and Techniques
NCHRP 08-62Transportation Performance Management: Insight from Practitioners
NCHRP 08-63Review of Canadian Experience with Large Commercial Motor Vehicles
NCHRP 08-64A Guidebook on Improved Principles, Processes, and Methods for Shared-Use Passenger and Freight Rail Corridors
NCHRP 08-65Guidebook for Successful Communication, Cooperation, and Coordination Strategies Between Transportation Agencies and Tribal Communities
NCHRP 08-66Trip-Generation Rates for Transportation Impact Analyses of Infill Developments
NCHRP 08-67Measuring Transportation Network Performance
NCHRP 08-68Citizen’s Guide and Discipline-Specific Professionals’ Guide for Context-Sensitive Solutions in Transportation
NCHRP 08-69Supplement to the AASHTO Transportation Asset Management Guide: Volume 2 - A Focus on Implementation
NCHRP 08-70Target-Setting Methods and Data Management To Support Performance-Based Resource Allocation by Transportation Agencies
NCHRP 08-71Methodology for Estimating Life Expectancies of Highway Assets
NCHRP 08-72Practical Approaches for Involving Traditionally Underserved Populations in Transportation Decisionmaking
NCHRP 08-73Road Pricing, Public Perceptions and Program Development
NCHRP 08-74A Guidebook for Sustainability Performance Measurement for Transportation Agencies
NCHRP 08-75Guidelines for Evaluation and Performance Measurement of Congestion Pricing Projects
NCHRP 08-76Institutionalizing Safety in Transportation Planning Processes: Techniques, Tactics and Strategies
NCHRP 08-77A Model for Identifying and Evaluating the Historic Significance of Post-World War II Housing
NCHRP 08-78Estimating Bicycling and Walking for Planning and Project Development
NCHRP 08-79Producing Transportation Data Products from the American Community Survey that Comply with Disclosure Rules
NCHRP 08-80Freight Trip Generation and Land Use (Jointly Funded as NCFRP 25)
NCHRP 08-81Improving the Quality of Motorcycle Travel Data Collection
NCHRP 08-82Deployment, Use, and Effect of Real-Time Traveler Information Systems
NCHRP 08-83Analytical Travel Forecasting Approaches for Project-Level Planning and Design
NCHRP 08-84Long-Distance and Rural Travel Transferable Parameters for Statewide Travel Forecasting Models
NCHRP 08-85The Comprehensive Costs of Highway-Rail At-Grade Crossing Crashes
NCHRP 08-86Capacity Modeling Guiodebook for Shared-Use Passenger and Freight Rail Operations
NCHRP 08-87Successful Practices in GIS-Based Asset Management
NCHRP 08-88Effective Project Scoping Practices to Improve On-Time and On-Budget Delivery of Highway Projects
NCHRP 08-89Applying GPS Data to Understand Travel Behavior
NCHRP 08-90Transportation Asset Management Gap Analysis Tool
NCHRP 08-91Cross-Asset Resource Allocation and the Impact on System Performance
NCHRP 08-92Implementing a Transportation Agency Data Self-Assessment
NCHRP 08-93Managing Risk Across the Enterprise: A Guidebook for State Departments of Transportation
NCHRP 08-94Guidelines for Selecting Travel Forecasting Methods and Techniques
NCHRP 08-95Cell Phone Location Data for Travel Behavior Analysis
NCHRP 08-96Integrating Goods and Services Movement by Commercial Vehicles in Smart Growth Environments
NCHRP 08-97Finding and Using Data to Identify and Evaluate Corridors for Transporting Multi-state, Multi-modal Oversize/Overweight Freight
NCHRP 08-98Guide for Identifying, Classifying, Evaluating, and Mitigating Truck Freight Bottlenecks
NCHRP 08-99Methodology for Estimating the Value of Travel Time Reliability for Truck Freight System Users
NCHRP 09-06(01)Asphalt-Aggregate Mixture Analysis System (AAMAS)1/1/1900
NCHRP 09-07Field Procedures and Equipment to Implement SHRP Asphalt Specifications1/1/1994
NCHRP 09-08Designing Stone Matrix Asphalt Mixtures1/1/1994
NCHRP 09-09Refinement of the Superpave Gyratory Compaction Procedure
NCHRP 09-09(1)Verification of Gyration Levels in the Ndesign Table
NCHRP 09-10Superpave Protocols for Modified Asphalt Binders
NCHRP 09-11Segregation in Hot-Mix Asphalt Pavements1/1/1994
NCHRP 09-12Incorporation of Reclaimed Asphalt Pavement in the Superpave System1/1/1994
NCHRP 09-13Evaluation of Water Sensitivity Tests1/1/1994
NCHRP 09-14Investigation of the Restricted Zone in the Superpave Aggregate Gradation Specification1/1/1994
NCHRP 09-15Quality Characteristics and Test Methods for Use in Performance-Related Specifications of Hot-Mix Asphalt Pavements
NCHRP 09-16Relationship Between Superpave Gyratory Compaction Properties and Permanent Deformation of Pavements in Service1/1/1994
NCHRP 09-17Accelerated Laboratory Rutting Tests: Asphalt Pavement Analyzer
NCHRP 09-18Field Shear Test for Hot Mix Asphalt1/1/1994
NCHRP 09-19Superpave Support and Performance Models Management
NCHRP 09-20Performance-Related Specifications for Hot-Mix Asphalt Construction
NCHRP 09-21Advisory Structure for Superpave Implementation and Related Research
NCHRP 09-22Beta Testing and Validation of HMA PRS
NCHRP 09-22AEvaluation of the Quality-Related Specification Software (QRSS) Version 1.0
NCHRP 09-22BComparing HMA Dynamic Modulus Measured by Axial Compression and IDT Methods
NCHRP 09-23Environmental Effects in Pavement Mix and Structural Design Systems
NCHRP 09-23AImplementing a National Catalog of Subgrade Soil-Water Characteristic Curve (SWCC) Default Inputs for Use with the MEPDG
NCHRP 09-23BIntegrating the National Database of Subgrade Soil-Water Characteristic Curves and Soil Index Properties With the MEPDG
NCHRP 09-25Requirements for Voids in Mineral Aggregate for Superpave Mixtures
NCHRP 09-26Precision Statements for AASHTO T312 and other Laboratory Test Methods
NCHRP 09-26AData Mining and Interlaboratory Studies to Prepare Precision Statements for AASHTO Standards
NCHRP 09-27Relationships of HMA In-Place Air Voids, Lift Thickness, and Permeability1/1/1994
NCHRP 09-29Simple Performance Tester for Superpave Mix Design
NCHRP 09-30Experimental Plan for Calibration and Validation of HMA Performance Models for Mix and Structural Design
NCHRP 09-30ACalibration of Rutting Models for HMA Structural and Mix Design
NCHRP 09-31Air Void Requirements for Superpave Mix Design
NCHRP 09-33A Mix Design Manual for Hot Mix Asphalt
NCHRP 09-33AAdapting SPT Specification Criteria to HMA Mix Design
NCHRP 09-34Improved Conditioning Procedure for Predicting the Moisture Susceptibility of HMA Pavements
NCHRP 09-35Aggregate Properties and Their Relationship to the Performance of Superpave-Designed HMA: A Critical Review1/1/1994
NCHRP 09-36Improved Procedure for Laboratory Aging of Asphalt Binders in Pavements
NCHRP 09-37Using Surface Energy Measurements To Select Materials for Asphalt Pavements
NCHRP 09-38Endurance Limit of Hot Mix Asphalt Mixtures to Prevent Fatigue Cracking in Flexible Pavements
NCHRP 09-39Procedure for Determining Mixing and Compaction Temperatures of Asphalt Binders in Hot Mix Asphalt
NCHRP 09-40Optimization of Tack Coat for HMA Placement
NCHRP 09-41Performance and Maintenance of Permeable Friction Courses
NCHRP 09-42History of Superpave: Documenting the Research Program and Implementation Process
NCHRP 09-43Mix Design Practices for Warm Mix Asphalt
NCHRP 09-44Developing a Plan for Validating an Endurance Limit for HMA Pavements
NCHRP 09-44AValidating an Endurance Limit for HMA Pavements: Laboratory Experiment and Algorithm Development
NCHRP 09-45Test Methods and Specification Criteria for Mineral Filler Used in HMA
NCHRP 09-46Improved Mix Design, Evaluation, and Materials Management Practices for Hot Mix Asphalt with High Reclaimed Asphalt Pavement Content
NCHRP 09-47Engineering Properties, Emissions, and Field Performance of Warm Mix Asphalt Technologies
NCHRP 09-47AProperties and Performance of Warm Mix Asphalt Technologies
NCHRP 09-48Field versus Laboratory Volumetrics and Mechanical Properties
NCHRP 09-49Performance of WMA Technologies: Stage I--Moisture Susceptibility
NCHRP 09-49APerformance of WMA Technologies: Stage II--Long-Term Field Performance
NCHRP 09-50Performance-Related Specifications for Asphaltic Binders Used in Preservation Surface Treatments
NCHRP 09-51Material Properties of Cold In-Place Recycled and Full-Depth Reclamation Asphalt Concrete for Pavement Design
NCHRP 09-52Short-Term Laboratory Conditioning of Asphalt Mixtures
NCHRP 09-53Properties of Foamed Asphalt for Warm Mix Asphalt Applications
NCHRP 09-54Long-Term Aging of Asphalt Mixtures for Performance Testing and Prediction
NCHRP 09-55Recycled Asphalt Shingles in Asphalt Mixtures with Warm Mix Asphalt Technologies
NCHRP 09-56Identifying Influences on and Minimizing the Variability of Ignition Furnace Correction Factors
NCHRP 09-56AIdentifying Influences on and Minimizing the Variability of Ignition Furnace Correction Factors
NCHRP 09-57Experimental Design for Field Validation of Laboratory Tests to Assess Cracking Resistance of Asphalt Mixtures
NCHRP 09-57ARuggedness of Laboratory Tests to Assess Cracking Resistance of Asphalt Mixtures
NCHRP 09-57BField Validation of Laboratory Cracking Tests of Asphalt Mixtures
NCHRP 09-58The Effects of Recycling Agents on Asphalt Mixtures with High RAS and RAP Binder Ratios
NCHRP 09-59Relating Asphalt Binder Fatigue Properties to Asphalt Mixture Fatigue Performance
NCHRP 09-60Addressing Impacts of Changes in Asphalt Binder Formulation and Manufacture on Pavement Performance through Changes in Asphalt Binder Specifications
NCHRP 09-61Short- and Long-Term Binder Aging Methods to Accurately Reflect Aging in Asphalt Mixtures
NCHRP 09-62Rapid Tests and Specifications for Construction of Asphalt-Treated Cold Recycled Pavements
NCHRP 09-63A Calibrated and Validated National Performance-Related Specification for Emulsified Asphalt Binder
NCHRP 09-64Developing Laboratory Methods and Specifications to Test Tack Coat Materials
NCHRP 09-65Capturing Durability of High Recycled Binder Ratio (RBR) Asphalt Mixtures
NCHRP 09-66Performance Properties of Laboratory Produced Recycled Plastic Modified (RPM) Asphalt Binders and Mixtures
NCHRP 09-67New Materials & Technology Deployment in Asphalt Pavement Structural Design
NCHRP 09-68Recycled Asphalt Materials: Binder Availability and Its Impact on Mix Performance
NCHRP 09-69Verifying Quantities of Materials Used in Asphalt Mixtures at Production Facilities
NCHRP 09-70Guidelines for Incorporating Aging Effects on Balanced Mix Design for Quality Assurance
NCHRP 09-71Framework for Design, Production, and Placement of Balanced Asphalt Mixtures
NCHRP 09-72Sensitivity Evaluation of Balanced Mix Design Performance Tests
NCHRP 09-73Guidelines for Storage of Asphalt Mixture and Performance Test Specimens10/28/202412/12/2024
NCHRP 10-100Procedures and Guidelines for Validating Contractor Test Data
NCHRP 10-101Improving Mid-Term, Intermediate, and Long-Range Cost Forecasting: Guidance for State Departments of Transportation
NCHRP 10-102A Guidebook for Risk-Based Construction Inspection
NCHRP 10-103Improving Guidance of AASHTO R 80/ASTM C 1778 for Alkali-Silica Reactivity (ASR) Potential and Mitigation
NCHRP 10-104Recommendations for Revision of AASHTO M 295 Standard Specification to Include Marginal and Unconventional Source Coal Fly Ashes
NCHRP 10-105Verification of Traffic Speed Deflection Devices’ (TSDDs) Measurements
NCHRP 10-106Update of AASHTO Standard Practice for Certification of Inertial Profiling Systems (R 56)
NCHRP 10-107Guide for Implementing Performance Specifications
NCHRP 10-108Manual for Incorporating Nondestructive Testing (NDT) in Quality Assurance of Highway Pavement Construction
NCHRP 10-109Modern Solutions to Safe and Efficient Work Zone Travel
NCHRP 10-1103D Modeling Guide for Construction Inspection
NCHRP 10-110AGuide to Using 3D Models for Construction Inspection
NCHRP 10-111Guide for 3D Model Viewers for Construction Inspection
NCHRP 10-112Guide for Remote Virtual Inspection for Highway Construction Infrastructure Projects
NCHRP 10-113Quality Management for 3D Model-Based Project Development and Delivery
NCHRP 10-114Developing Performance and Safety Specifications for Rejuvenating Seals
NCHRP 10-115Guide on Progressive Design-Build for Transportation Projects
NCHRP 10-116Quantifying Variability in Quality Characteristics of Pavements
NCHRP 10-117Design and Repair of Glass Fiber Reinforced Polymer Concrete Bridge Barriers
NCHRP 10-118Effective Timelines and Contractual Strategies for Accelerated Bridge Construction Projects
NCHRP 10-119Guidance for Implementing Utility Investigations in Alignment with Project Delivery
NCHRP 10-120Guide for Incorporating Right-of-Way and Utilities into Value Engineering Studies
NCHRP 10-121Guidelines for the Application of Ground Modification Methods for Highway Structures
NCHRP 10-122Cost Estimating Practices for Highway Projects
NCHRP 10-123Incorporating Quality Assurance into Green Public Procurement Practices
NCHRP 10-124Development of a Field Test to Determine Chip Seal Aggregate Embedment
NCHRP 10-125Update Bridge Construction Requirements
NCHRP 10-126Field-Cured Products and Water Quality: A Guide for Screening and Risk Mitigation
NCHRP 10-127Impact of Bolt Holes on the Performance of Steel Girders
NCHRP 10-128Multiple-Sensor Weigh-In-Motion Systems to Enhance Data Accuracy and Reliability
NCHRP 10-129Field Studies of Steel Girder Fit-Up
NCHRP 10-13Ultrasonic Measurement of Weld Flaw Size
NCHRP 10-130Guide for Using Alternative Contracting Methods for Small Highway Projects
NCHRP 10-131Laboratory Test Method for Estimating the Contribution of Geosynthetics to Pavement Performance
NCHRP 10-132Understanding the Interaction Between Total Scour Components
NCHRP 10-133Research Plan for Assessing Friction of Pavement Markings
NCHRP 10-134Guidelines for the Selection of Performance-Related Tests for the Acceptance of Preservation Treatments
NCHRP 10-135Guide for Subsurface Utility Engineering and Digital As-Built Data Management
NCHRP 10-136Right-of-Way and Utility Risk Identification and Management
NCHRP 10-137Movable Bridge Construction Requirements
NCHRP 10-138Guide for Early Right-of-Way Engineering Involvement
NCHRP 10-139Enhancing Pavement Management Guidance
NCHRP 10-140Guide for Right-of-Way Management with a Utility Awareness
NCHRP 10-141Guide for Digital Project Delivery: Integrating Design and Construction11/22/20241/13/2025
NCHRP 10-142Guide for Integrating Digital Construction Inspection Technologies10/23/202412/18/2024
NCHRP 10-143Field Verification Processes for Utility Installation and Relocation: A Guide11/4/20241/7/2025
NCHRP 10-144Rightsizing Pay Factors to Incentivize Quality Highway Construction
NCHRP 10-145Asphalt Emulsion-Based High Friction Surface Treatments11/4/20241/13/2025
NCHRP 10-146Quality Assurance Procedures for Traffic Speed Deflection Devices11/22/20241/16/2025
NCHRP 10-17Use of Antistripping Additives in Asphaltic Concrete Mixtures
NCHRP 10-20Elastomeric Bearings Design, Construction, and Materials1/1/1900
NCHRP 10-20AHigh-Load, Multi-Rotational Bridge Bearings: Design, Materials, and Construction
NCHRP 10-22The Performance of Weathering Steel in Bridges1/1/1900
NCHRP 10-25AInstantaneous Determination of Water-Cement Ratio in Fresh Concrete
NCHRP 10-26Performance-Related Specifications for Hot-Mix Asphaltic Concrete1/1/1900
NCHRP 10-27Determination of Asphaltic Concrete Pavement Structural Properties by Nondestructive Testing1/1/1900
NCHRP 10-29Anchorage Zone Reinforcement for Post-Tensioned Concrete Girders
NCHRP 10-30(3)Nondestructive Methods for Field Inspection of Embedded or Encased High Strength Steel Rods and Cables
NCHRP 10-31Acceptance Criteria for Steel Bridge Welds
NCHRP 10-32ADurability Testing of High-Strength Concrete Containing High-Range Water-Reducing Admixtures
NCHRP 10-33Potential Benefits of Geosynthetics in Flexible Pavement Systems
NCHRP 10-34Transient Protection, Grounding, and Shielding of Electronic Traffic Control Equipment
NCHRP 10-35Fatigue Behavior of Welded and Mechanical Splices in Reinforcing Steel
NCHRP 10-36Evaluation of Weldments Incorporating Backing Materials
NCHRP 10-37Performance of Epoxy-Coated Reinforcing Steel in Highway Bridges1/1/1900
NCHRP 10-37APerformance of Epoxy-Coated Reinforcing Steel--Laboratory Testing1/1/1994
NCHRP 10-37BA Protocol for the Evaluation of Existing Bridges Containing Epoxy-Coated Reinforcing Steel
NCHRP 10-37CRepair and Rehabilitation of Bridge Components Containing Epoxy-Coated Reinforcement1/1/1994
NCHRP 10-38Fatigue-Resistant Design of Cantilevered Signal, Sign, and Light Supports
NCHRP 10-38(2)Fatigue-Resistant Design of Cantilevered Signal, Sign, and Light Supports 1/1/1994
NCHRP 10-39Construction Testing and Inspection Levels1/1/1900
NCHRP 10-39ATesting and Inspection Levels for Hot-Mix Asphaltic Concrete Overlays1/1/1994
NCHRP 10-40Plasma Arc Cutting of Bridge Steels
NCHRP 10-41Evaluation of Unbonded Portland Cement Concrete Overlays1/1/1994
NCHRP 10-42Constructibility Review Process for Transportation Facilities1/1/1900
NCHRP 10-43Movable Bridge Inspection, Evaluation, and Maintenance1/1/1994
NCHRP 10-44Nondestructive Testing to Determine Insitu Material Properties of Pavement Layers1/1/1900
NCHRP 10-44ADetermination of Insitu Material Properties of Asphalt Concrete Pavement Layers1/1/1994
NCHRP 10-45Procedures for Evaluating Corrosion-Inhibiting Admixtures for Structural Concrete1/1/1994
NCHRP 10-46Corrosion of Steel Piling in Nonmarine Applications1/1/1994
NCHRP 10-47Guidelines for Longitudinal Pavement Profile Measurement1/1/1994
NCHRP 10-48Assessing Pavement Layer Condition Using Deflection Data
NCHRP 10-49Improved Contracting Methods for Highway Construction Projects1/1/1994
NCHRP 10-50Strategies for Rehabilitating Rigid Pavements Subjected to High-Traffic Volumes
NCHRP 10-50AGuidelines for Selecting Strategies for Rehabilitating Rigid Pavements Subjected to High-Traffic Volumes1/1/1994
NCHRP 10-51Performance-Related Specifications for Elastomeric Bridge Bearings1/1/1994
NCHRP 10-52Performance Tests for Modular Bridge Joints1/1/1994
NCHRP 10-53Condition Evaluation of Prestressed Steel Strands in Concrete Bridges1/1/1994
NCHRP 10-54Quality-Based Performance Rating of Contractors for Prequalification and Bidding Purposes1/1/1994
NCHRP 10-55Fiber Reinforced Polymer Composites for Concrete Bridge Deck Reinforcement 1/1/1994
NCHRP 10-56Accelerated Pavement Testing: Data Guidelines1/1/1994
NCHRP 10-57Structural Safety Evaluation Guidelines for Suspension Bridge Parallel-Wire Cables
NCHRP 10-58Construction Engineering and Management Research Program1/1/1994
NCHRP 10-58(01)Time-Related Incentive and Disincentive Provisions in Highway Construction Contracts
NCHRP 10-58(02)Using Contractor-Performed Tests in Quality Assurance
NCHRP 10-59AConstruction Specifications for Bonded Repair and Retrofit of Concrete Structures Using FRP Composites
NCHRP 10-60Avoiding Delays in Constructing Highway Projects (CANCELED)1/1/1994
NCHRP 10-61Best-Value Procurement Methods for Highway Construction Projects
NCHRP 10-62Acceptance Tests for Surface Characteristics of Steel Strands in Pre-Stressed Concrete
NCHRP 10-63Heat-Straightening Repair of Damaged Steel Bridge Girders: Fatigue and Fracture Performance
NCHRP 10-64Field Inspection of In-Service FRP Bridge Decks1/1/1994
NCHRP 10-65Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction
NCHRP 10-66Predicting In-Service Performance of Flexible Pavements from Accelerated Pavement Testing
NCHRP 10-67Texturing of Concrete Pavements
NCHRP 10-68Guidelines for the Use of Highway Pavement Warranties
NCHRP 10-69Guidelines for Dowel Alignment in Concrete Pavements
NCHRP 10-70Cost-Effective Connection Details for Highway Sign, Luminaire, and Traffic Signal Structures
NCHRP 10-71Evaluation of CIP Reinforced Joints for Full-Depth Precast Concrete Bridge Decks
NCHRP 10-72Bridge Deck Design Criteria and Testing Procedures
NCHRP 10-73Guide Specification for the Design of Externally Bonded FRP Systems for Repair and Strengthening of Concrete Bridge Elements
NCHRP 10-74Development of Fatigue Loading and Design Methodology for High-Mast Lighting Poles
NCHRP 10-75Guide for Pavement-Type Selection
NCHRP 10-76Methodologies for Evaluating Pavement Strategies and Barriers for Noise Mitigation
NCHRP 10-77Use of Automated Machine Guidance (AMG) within the Transportation Industry
NCHRP 10-78Nighttime Construction Impacts on Safety, Quality, and Productivity
NCHRP 10-79Guidelines for Quality-Related Pay Adjustment Factors for Pavements
NCHRP 10-80New Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals
NCHRP 10-81Fuel Usage Factors in Highway and Bridge Construction
NCHRP 10-82Performance-Related Specifications for Pavement Preservation Treatments - Phase I
NCHRP 10-82APerformance-Related Specifications for Pavement Preservation Treatments
NCHRP 10-83Alternative Quality Management Systems for Highway Construction
NCHRP 10-84Modulus-Based Construction Specification for Compaction of Earthwork and Unbound Aggregate
NCHRP 10-85A Guidebook for Construction Manager-at-Risk Contracting for Highway Projects
NCHRP 10-86Bidding Alternative Drainage Pipe Systems
NCHRP 10-86ASoftware for Bidding Alternative Drainage Pipe Systems
NCHRP 10-87Precision Statements for AASHTO Standard Methods of Test
NCHRP 10-88Developing Precision and Bias Statements for AASHTO Standard Methods of Test TP 98 and TP 99
NCHRP 10-89Best Practices Guidebook for Optimal Construction Inspection
NCHRP 10-91ASustainable Highway Construction Practices
NCHRP 10-92Optimizing the Risk and Cost of Materials QA Programs
NCHRP 10-93Measuring, Characterizing, and Reporting Pavement Roughness of Low-Speed and Urban Roads
NCHRP 10-94Mitigation of Weldment Cracking of Highway Steel Structures due to the Galvanizing Process
NCHRP 10-95Toughness Requirements for Heat-Affected Zones of Welded Structural Steels for Highway Bridges - Phase I
NCHRP 10-95AToughness Requirements for Heat-Affected Zones of Welded Structural Steels for Highway Bridges
NCHRP 10-96Guide for Civil Integrated Management (CIM) in Departments of Transportation
NCHRP 10-97Detection and Remediation of Soluble Salt Contamination Prior to Coating Steel Highway Structures
NCHRP 10-98Protocols for Network-Level Macrotexture Measurement
NCHRP 10-99Guidebook for Implementing Constructability Across the Entire Project Development Process: NEPA to Final Design
NCHRP 11-07National Data-Management System for Highway Tort Claims1/1/1994
NCHRP 11-08Guide to Acquire Utility Property Interests and Reimburse Utility Relocation Costs
NCHRP 12-100Guidelines for Maintaining Small Movement Bridge Expansion Joints
NCHRP 12-101Seismic Evaluation of Bridge Columns with Energy Dissipating Mechanisms
NCHRP 12-102Recommended AASHTO Guide Specification for ABC Design and Construction
NCHRP 12-102AAASHTO Guide Specification for ABC Design and Construction--Implementation Workshops
NCHRP 12-103Bridge Superstructure Tolerance to Total and Differential Foundation Movements
NCHRP 12-104Guidelines to Improve the Quality of Element-Level Bridge Inspection Data
NCHRP 12-105Proposed AASHTO Seismic Specifications for ABC Column Connections
NCHRP 12-106Proposed Guidelines for Performance-Based Seismic Bridge Design
NCHRP 12-107Proposed AASHTO Bridge Guidelines for Use of ASTM A1010 Steel
NCHRP 12-108Guide Specification for Service Life Design of Highway Bridges
NCHRP 12-109Use of 0.7-in. Diameter Strands in Precast Pretensioned Girders
NCHRP 12-110Proposed New AASHTO Load Rating Provisions for Implements of Husbandry
NCHRP 12-111Evaluating the Effectiveness of Vibration-Mitigation Devices for Structural Supports of Signs, Luminaires, and Traffic Signals
NCHRP 12-112Update of the AASHTO LRFD Movable Highway Bridge Design Specifications
NCHRP 12-113Proposed Modification to AASHTO Cross-Frame Analysis and Design
NCHRP 12-114Guidance on Seismic Site Response Analysis with Pore Water Pressure Generation
NCHRP 12-115Guidelines for Risk-Based Inspection and Strength Evaluation of Suspension Bridge Main Cable Systems
NCHRP 12-116Proposed AASHTO Specifications for Design of Piles for Downdrag
NCHRP 12-116AProposed AASHTO Specifications for Design of Piles for Downdrag
NCHRP 12-117Guidelines for Corrosion Protection of Steel Bridges Using Duplex Coating Systems
NCHRP 12-118Design and Construction Specifications for Bonded and Unbonded Post-Tensioned Concrete Bridge Elements
NCHRP 12-119MASH Railing Load Requirements for Bridge Deck Overhang
NCHRP 12-120Stainless Steel Strands for Prestressed Concrete Bridge Elements
NCHRP 12-121Guidelines for the Design of Prestressed Concrete Bridge Girders Using FRP Auxiliary Reinforcement
NCHRP 12-122Proposed AASHTO Guidelines for Applications of Unmanned Aerial Systems Technologies for Element-Level Bridge Inspection
NCHRP 12-123Proposed AASHTO Guideline for Load Rating of Segmental Bridges
NCHRP 12-124Design of Stud Shear Connectors in Composite Steel Bridges
NCHRP 12-125Earthquake-Induced Bridge Displacements
NCHRP 12-126Design and Testing of High-Load Multi-Rotational Disc Bearings for Bridges
NCHRP 12-127Load Rating and Posting of Long-Span Bridges
NCHRP 12-128Flexural Resistance of Skewed and Curved Steel I-Girder Bridges11/4/20241/14/2025
NCHRP 12-129Evaluating Concrete Girders with Noncompliant Shear Details10/11/202411/27/2024
NCHRP 12-15(5)Fatigue Behavior of Variable Loaded Bridge Details Near the Fatigue Limit
NCHRP 12-23Recommended Revisions to the AASHTO Manual for Maintenance Inspection of Bridges1/1/1900
NCHRP 12-26(2)Distribution of Wheel Loads on Highway Bridges
NCHRP 12-27Welded Repair of Cracks in Steel Bridge Members1/1/1900
NCHRP 12-28(01)Load Capacity Evaluation of Existing Bridges1/1/1900
NCHRP 12-28(02)Bridge Management Systems1/1/1900
NCHRP 12-28(02)ABridge Management Systems Software1/1/1900
NCHRP 12-28(02)BBridge Management Systems Software1/1/1900
NCHRP 12-28(02)CConversion of BRIDGIT Bridge Management Software to Windows1/1/1994
NCHRP 12-28(03)Fatigue Evaluation Procedures for Steel Bridges1/1/1900
NCHRP 12-28(06)Distortion-Induced Fatigue Cracking in Steel Bridges1/1/1900
NCHRP 12-28(07)Guidelines for Evaluating Corrosion Effects in Existing Steel Bridges1/1/1900
NCHRP 12-28(10)Guidelines for Determining Redundancy in Steel Bridges1/1/1900
NCHRP 12-28(11)Development of Site-Specific Load Models for Bridge Rating
NCHRP 12-28(12)Inelastic Rating Procedures for Steel Beam and Girder Bridges1/1/1900
NCHRP 12-28(13)Nondestructive Load Testing for Bridge Evaluation and Rating
NCHRP 12-28(13)A Bridge Rating Through Nondestructive Load Testing1/1/1900
NCHRP 12-29Design of Simple-Span Precast Prestressed Bridge Girders Made Continuous1/1/1900
NCHRP 12-30Fatigue of Cables in Cable-Stayed Bridges
NCHRP 12-31Notch Toughness Variability in Bridge Steel Plates
NCHRP 12-33Development of a Comprehensive Bridge Specification and Commentary
NCHRP 12-33ADevelopment of a Comprehensive Bridge Specification and Commentary---Timber Structures and Code Calibration
NCHRP 12-33BDevelopment of a Comprehensive Bridge Specification and Commentary---Concrete Structures
NCHRP 12-33CDevelopment of a Comprehensive Bridge Specification and Commentary---Soil-Structure Interaction Systems
NCHRP 12-34Update of AASHTO Standard Specifications for Highway Bridges: Division II---Construction1/1/1900
NCHRP 12-35Recommended Specifications for the Design of Foundations, Retaining Walls, and Substructures1/1/1900
NCHRP 12-36Redundancy in Highway Bridge Superstructures
NCHRP 12-36(2)Redundancy in Highway Bridge Superstructures: Phase 2
NCHRP 12-37Transverse Cracking in Newly Constructed Bridge Decks1/1/1900
NCHRP 12-38Improved Design Specifications for Horizontally Curved Steel Girder Highway Bridges
NCHRP 12-39Design Specifications for Debris Forces on Highway Bridges1/1/1994
NCHRP 12-40Fatigue Criteria for Modular Bridge Expansion Joints
NCHRP 12-41Rapid Replacement of Bridge Decks
NCHRP 12-42LRFD Bridge Design Specifications Support1/1/1994
NCHRP 12-43Life-Cycle Cost Analysis for Bridges
NCHRP 12-44Recommended Specifications for the Design of Movable Highway Bridges1/1/1994
NCHRP 12-45Recommended Specifications for Large-Span Culverts
NCHRP 12-46Manual for Condition Evaluation and Load Rating of Highway Bridges Using Load and Resistance Factor Philosophy1/1/1994
NCHRP 12-47Redundancy in Highway Bridge Substructures1/1/1994
NCHRP 12-48Design of Highway Bridges for Extreme Events1/1/1994
NCHRP 12-49Comprehensive Specification for the Seismic Design of Bridges
NCHRP 12-50Bridge Software-Validation Guidelines and Examples1/1/1994
NCHRP 12-51Effect of Truck Weight on Bridge Network Costs1/1/1994
NCHRP 12-52LRFD Specifications for Horizontally Curved Steel Girder Highway Bridges
NCHRP 12-53Connection Between Simple-Span Precast Concrete Girders Made Continuous1/1/1994
NCHRP 12-54Integral Connections of Steel Bridge Structures1/1/1994
NCHRP 12-55Load and Resistance Factors for Earth Pressures on Bridge Substructures and Retaining Walls1/1/1994
NCHRP 12-55ALoad and Resistance Factors for Earth Pressures on Bridge Substructures and Retaining Walls
NCHRP 12-56Application of the LRFD Bridge Design Specifications to High-Strength Structural Concrete: Shear Provisions
NCHRP 12-57Extending Span Ranges of Precast, Prestressed Concrete Girders1/1/1994
NCHRP 12-58Effective Slab Width for Composite Steel Bridge Members1/1/1994
NCHRP 12-59Design and Construction of Geosynthetic-Reinforced Soil (GRS) Abutments for Bridge Support
NCHRP 12-59(01)Seismic Design of Geosynthetic-Reinforced Soil (GRS) Bridge Abutments with Flexible Facing
NCHRP 12-60Transfer, Development, and Splice Length for Strand/Reinforcement in High-Strength Concrete
NCHRP 12-61Simplified Shear Design of Structural Concrete Members
NCHRP 12-62Simplified Live-Load Distribution-Factor Equations
NCHRP 12-62ASimplified Live Load Distribution-Factor Equations-Phase II
NCHRP 12-63Legal Truck Loads and AASHTO Legal Loads for Posting
NCHRP 12-64Application of the LRFD Bridge Design Specifications to High-Strength Structural Concrete: Flexure and Compression Provisions
NCHRP 12-65Full-Depth, Precast-Concrete Bridge Deck Panel Systems
NCHRP 12-66AASHTO LRFD Specifications for Serviceability in the Design of Bridge Foundations
NCHRP 12-67Multiple-Objective Optimization for Bridge Management Systems
NCHRP 12-68Improved Rotational Limits of Elastomeric Bearings
NCHRP 12-69Design and Construction Guidelines for Long-Span Decked Precast, Prestressed Concrete Girder Bridges
NCHRP 12-70Seismic Analysis and Design of Retaining Walls, Buried Structures, Slopes, and Embankments
NCHRP 12-71Design Specifications and Commentary for Horizontally Curved Concrete Box-Girder Highway Bridges
NCHRP 12-72Blast-Resistant Highway Bridges: Design and Detailing Guidelines
NCHRP 12-73Design Guidelines for Durability of Bonded CFRP Repair/Strengthening of Concrete Beams
NCHRP 12-74Development of Precast Bent Cap Systems for Seismic Regions
NCHRP 12-75Design of FRP Systems for Strengthening Concrete Girders in Shear
NCHRP 12-76Protocols for Collecting and Using Traffic Data in Bridge Design
NCHRP 12-77Structural Concrete Design with High-Strength Steel Reinforcement
NCHRP 12-78Evaluation of Load Rating by Load and Resistance Factor Rating
NCHRP 12-79Guidelines for Analytical Methods and Erection Engineering of Curved and Skewed Steel Deck-Girder Bridges
NCHRP 12-80LRFD Minimum Flexural Reinforcement Requirements
NCHRP 12-81Evaluation of Fatigue on the Serviceability of Highway Bridges
NCHRP 12-82Developing Reliability-Based Bridge Inspection Practices
NCHRP 12-82(01)Developing Reliability-Based Bridge Inspection Practices: Case Studies
NCHRP 12-83Calibration of LRFD Concrete Bridge Design Specifications for Serviceability
NCHRP 12-84Guidelines for the Load and Resistance Factor Design and Rating of Riveted and Bolted Gusset-Plate Connections for Steel Bridges
NCHRP 12-85Highway Bridge Fire Hazard Assessment
NCHRP 12-86Bridge System Safety and Redundancy
NCHRP 12-87Fracture-Critical System Analysis for Steel Bridges
NCHRP 12-87AFracture-Critical System Analysis for Steel Bridges
NCHRP 12-88Synthesis on System Performance of Accelerated Bridge Construction Connections in Moderate-to-High Seismic Regions
NCHRP 12-89Recommended AASHTO LRFD Tunnel Design and Construction Specifications
NCHRP 12-90Guidelines for Shielding Bridge Piers
NCHRP 12-91Strand Debonding for Pretensioned Girders
NCHRP 12-92Proposed LRFD Bridge Design Specifications for Light Rail Transit Loads
NCHRP 12-93Contribution of Steel Casing to Single Shaft Foundation Structural Resistance
NCHRP 12-94LRFD Minimum Flexural Reinforcement Requirements
NCHRP 12-95Connection Details of Adjacent Precast Concrete Box Beam Bridges
NCHRP 12-95AProposed AASHTO Guidelines for Adjacent Precast Concrete Box Beam Bridge Systems
NCHRP 12-96Simplified Full-Depth Precast Concrete Deck Panel Systems
NCHRP 12-97Guide Specification for the Design of Concrete Bridge Beams Prestressed with CFRP Systems
NCHRP 12-98Recommended Guidelines for Prefabricated Bridge Elements and Systems Tolerances and Dynamic Effects of Bridge Moves
NCHRP 12-99Guidelines for Calculating Dynamic Effects in Large-Scale Bridge Moves
NCHRP 13-02Guidelines for Selection and Application of Warning Lights on Roadway-Operations Equipment
NCHRP 13-03Decision Making for Outsourcing and Privatization of Vehicle and Equipment Fleet Maintenance - Phase I
NCHRP 13-03ADecision Making for Outsourcing and Privatization of Vehicle and Equipment Fleet Maintenance
NCHRP 13-04Guide for Optimal Replacement Cycles of Highway Operations Equipment
NCHRP 13-05Guide for Utilization Measurement and Management of Fleet Equipment
NCHRP 13-06Guide for the Formulation of Long-Range Plans for Replacement Needs and Budget of Highway Operations Equipment - Phase I
NCHRP 13-06AGuide for the Formulation of Long-Range Plans and Budgets for Replacement of Highway Operations Equipment
NCHRP 13-07Guide to Calculating Ownership and Operating Costs of Department of Transportation Vehicle and Equipment Fleet
NCHRP 13-08Guideline for Decision-Making for Repair vs. Replacement of Highway Maintenance Equipment
NCHRP 13-09Maximizing Proceeds from the Fleet Asset Disposal Sales Process
NCHRP 13-10Guidelines for Maintenance of Uncrewed Aircraft Systems Used in Transportation Infrastructure10/29/20241/15/2025
NCHRP 14-07Interactive Microcomputer Network for Innovative Maintenance Operations1/1/1900
NCHRP 14-08Chip Seal Coats for High-Traffic-Volume Asphalt Concrete Pavements
NCHRP 14-08AChip Seal Coats for High-Traffic-Volume Asphalt Concrete Pavements
NCHRP 14-09(1)Effective Maintenance Budget Strategies1/1/1900
NCHRP 14-09(2)Incorporation of Maintenance Considerations in Highway Design1/1/1900
NCHRP 14-09(3)Maintenance Contracting1/1/1900
NCHRP 14-09(4)Role of Highway Maintenance in Integrated Management Systems1/1/1900
NCHRP 14-09(5)Impacts of Environmental, Health, and Safety Regulations on Highway Maintenance
NCHRP 14-09(6)Professional Development of Maintenance Engineers and Managers1/1/1900
NCHRP 14-10Improvements in Data Acquisition Technology for Maintenance Management Systems1/1/1900
NCHRP 14-11Effective Motivation of Highway Maintenance Personnel
NCHRP 14-11(2)Enhancement to Program for Effective Motivation of Highway Maintenance Personnel
NCHRP 14-12Highway Maintenance Quality Assurance
NCHRP 14-13Customer-Driven Benchmarking for Highway Maintenance Activities
NCHRP 14-14Guide for Optimal Timing of Pavement Preventive Maintenance Treatment Applications
NCHRP 14-15Developing a National Database System for Maintenance Actions on Highway Bridges
NCHRP 14-16Guidelines for Vegetation Management
NCHRP 14-17Manual for Emulsion-Based Chip Seals for Pavement Preservation
NCHRP 14-18Determining Highway Maintenance Costs
NCHRP 14-19Culvert Rehabilitation to Maximize Service Life While Minimizing Direct Costs and Traffic Disruption
NCHRP 14-20Consequences of Delayed Maintenance - Phase I
NCHRP 14-20AConsequences of Delayed Maintenance of Highway Assets
NCHRP 14-21Resource Allocation Framework to Meet Highway Asset Preservation Needs
NCHRP 14-22Effective Removal of Pavement Markings
NCHRP 14-23Practical Bridge Preservation Actions and Investment Strategies
NCHRP 14-24Guidance for Communicating the Value of Highway System Maintenance and Preservation
NCHRP 14-25Guide for Selecting Level-of-Service Targets for Maintaining and Operating Highway Assets
NCHRP 14-26Culvert and Storm Drain System Inspection Manual
NCHRP 14-27A Guide for the Preservation of Highway Tunnel Systems
NCHRP 14-28Inspection Guidelines for Bridge Post-Tensioning and Stay Cable Systems Using NDE Methods
NCHRP 14-29Assessing, Coding, and Marking of Highway Structures in Emergency Situations
NCHRP 14-30Spot Painting to Extend Highway Bridge Coating Life
NCHRP 14-31Developing a Pavement-Maintenance Database System
NCHRP 14-32Proposed Revisions to the AASHTO Movable Bridge Inspection, Evaluation, and Maintenance Manual
NCHRP 14-33Pavement Performance Measures that Consider the Contributions of Preservation Treatments
NCHRP 14-34Guide for Performance Measures in Snow and Ice Control Operations
NCHRP 14-35Acceptance Criteria of Complete Joint Penetration Steel Bridge Welds Evaluated Using Enhanced Ultrasonic Methods
NCHRP 14-36Proposed AASHTO Guide for Bridge Preservation Actions
NCHRP 14-36(01)Implementation of Bridge Preservation Actions
NCHRP 14-37Guide Specifications for the Construction of Chip Seals and Microsurfacing
NCHRP 14-38Guide for Timing of Asphalt-Surfaced Pavements Preservation
NCHRP 14-39Using Vegetated Compost Blankets to Achieve Highway Runoff Volume and Pollutant Reduction
NCHRP 14-40Transforming Roadside Management and Technology Practices for the Benefit of Safety, Ecology, and Economy
NCHRP 14-41Permanent Vegetation Control Treatments for Roadsides
NCHRP 14-42Determining the Impact of Connected and Automated Vehicle Technology on State DOT Maintenance Programs
NCHRP 14-43Construction Guide Specifications for Cold Central Plant Recycling and Cold In-Place Recycling
NCHRP 14-44Guide Specifications for the Construction of Slurry Seals, Scrub Seals, and Tack Coats
NCHRP 14-45Guidelines for Response Planning, Assessment, and Rapid Restoration of Service of Bridges in Extreme Events
NCHRP 14-46Guidelines for the Maintenance and Construction of Rumble Strips
NCHRP 14-47Tools and Technology for Roadside Landscape Asset Management
NCHRP 14-48Guidance for the Construction of Sand Seals and Ultra-thin Bonded Wearing Courses
NCHRP 15-10Development of a Design/Graphics Interface System
NCHRP 15-11Computer-Aided Analysis of Highway Encroachments on Mobile Boundary Streams1/1/1900
NCHRP 15-11ABRI-STARS Maintenance Support and Enhancement1/1/1900
NCHRP 15-12Roadway Widths for Low Traffic Volume Roads1/1/1900
NCHRP 15-13Long-Term Performance of Geosynthetics in Drainage Applications
NCHRP 15-14(1)Intersection Sight Distance
NCHRP 15-14(2)Median Intersection Design1/1/1900
NCHRP 15-15Collection and Presentation of Roadway Inventory Data1/1/1994
NCHRP 15-16Superelevation Distribution Methods and Transition Designs
NCHRP 15-16ASuperelevation Distribution Methods and Transition Designs
NCHRP 15-17Geometric Design Consistency on Higher-Speed, Non-Urban, Two-Lane Roads
NCHRP 15-18Design Speed and Operating Speed
NCHRP 15-19Application of Context-Sensitive Design Principles
NCHRP 15-20Planning, Design, and Operation of Pedestrian Facilities
NCHRP 15-21Review of Truck Characteristics as Factors in Roadway Design
NCHRP 15-22Safety Consequences of Flexibility in Highway Design
NCHRP 15-23Recommended Unit Conversions and Updates of the AASHTO Model Drainage Manual and Highway Drainage Guidelines
NCHRP 15-24Hydraulic Loss Coefficients for Culverts
NCHRP 15-25Alternatives to Design Speed for Selection of Roadway Design Criteria
NCHRP 15-26Passing Sight Distance Criteria
NCHRP 15-27Safety Impacts of Design Element Trade-Offs
NCHRP 15-28Modernize and Upgrade CANDE for Analysis and Design of Buried Structures
NCHRP 15-29Recommended Design Specifications for Live Load Distribution to Buried Structures
NCHRP 15-30Median Intersection Design for Rural High-Speed Divided Highways
NCHRP 15-31Design Guidance for Freeway Mainline Ramp Terminals
NCHRP 15-31ADesign Guidance for Freeway Mainline Ramp Terminals
NCHRP 15-32Context Sensitive Solutions: Quantification of the Benefits in Transportation
NCHRP 15-32AFacilitating Implementation of the Guidelines for Quantifying the Benefits of Content Sensitive Solutions
NCHRP 15-33Guide for Transportation Landscape and Environmental Design
NCHRP 15-34Performance-Based Analysis of Geometric Design of Highways and Streets
NCHRP 15-34APerformance-Based Analysis of Geometric Design of Highways and Streets
NCHRP 15-35Geometric Design of Driveways
NCHRP 15-36Estimating Joint Probabilities of Design Coincident Flows at Stream Confluences
NCHRP 15-37Revising the AASHTO Guide for the Development of Bicycle Facilities
NCHRP 15-38Structural Design Requirements for Culvert Joints
NCHRP 15-39Superelevation Criteria for Sharp Horizontal Curves on Steep Grades
NCHRP 15-40Design Guidance for High-Speed to Low-Speed Transition Zones for Rural Highways
NCHRP 15-41Sag Vertical Curve Design Criteria for Headlight Sight Distance
NCHRP 15-42Recommended Bicycle Lane Widths for Various Roadway Characteristics
NCHRP 15-43Second Edition of the TRB Access Management Manual
NCHRP 15-44Guidelines for the Use of Mobile LIDAR in Transportation Applications
NCHRP 15-45
NCHRP 15-46Design-Management Guide for Design-Build and Construction Manager/General Contractor Projects
NCHRP 15-47Developing an Improved Highway Geometric Design Process
NCHRP 15-48Guidelines for Designing Low- and Intermediate-Speed Roadways that Serve All Users
NCHRP 15-49Guidelines for Implementing Managed Lanes
NCHRP 15-50Guidelines for Integrating Safety and Cost-Effectiveness into Resurfacing, Restoration, and Rehabilitation Projects
NCHRP 15-50(01)Implementation Assessment of 3R Design Guidelines
NCHRP 15-51Pre-construction Services Cost Estimating Guidebook
NCHRP 15-52Developing a Context-Sensitive Functional Classification System for More Flexibility in Geometric Design
NCHRP 15-53Roadside Barrier Designs Near Bridge Ends with Restricted Rights of Way
NCHRP 15-54Proposed Modifications to AASHTO Culvert Load Rating Specifications
NCHRP 15-55Guidance to Predict and Mitigate Dynamic Hydroplaning on Roadways
NCHRP 15-56Guidelines for Selecting Ramp Design Speeds
NCHRP 15-57Highway Capacity Manual Methodologies for Corridors Involving Freeways and Surface Streets
NCHRP 15-58An Assessment of Safety and Geometric Design Criteria for Diverging Diamond Interchanges
NCHRP 15-59Horizontal Sightline Offset Design Criteria, Exceptions, and Mitigation Strategies
NCHRP 15-60Proposed Update of the AASHTO Guide for the Development of Bicycle Facilities
NCHRP 15-61Applying Climate Change Information to Hydrologic and Hydraulic Design of Transportation Infrastructure
NCHRP 15-61AHydrologic and Hydraulic Design Guide to Incorporate Climate Science in Transportation Infrastructure
NCHRP 15-62Design and Access Management Guidelines for Truck Routes
NCHRP 15-63Guidance to Improve Pedestrian and Bicycle Safety at Intersections
NCHRP 15-64Guidelines for the Design of Unsignalized Median Openings in Close Proximity to Signalized Intersections
NCHRP 15-66Operational Performance and Safety Effects of Arterial Weaving Sections
NCHRP 15-67Wind Drag Coefficients for Highway Signs and Support Structures
NCHRP 15-68Effective Low-Noise Rumble Strips
NCHRP 15-68(01)Effective Low-Noise Rumble Strips
NCHRP 15-69Utility Conflict Impacts During Highway Construction
NCHRP 15-70Valuation and Compensation for Accommodating Utility and Communications Installations in Public Rights of Way
NCHRP 15-71Contingency Factors to Account for Risk in Early Construction Cost Estimates for Transportation Infrastructure Projects
NCHRP 15-72Identification of AASHTO Context Classifications
NCHRP 15-73Design Options to Reduce Turning Motor Vehicle – Bicycle Conflicts at Controlled Intersections
NCHRP 15-74Safety Evaluation of On-Street Bicycle Facility Design Features
NCHRP 15-75Update of the Policy on Geometric Design of Highways and Streets Guidance on Acceleration/Deceleration and Stopping Sight Distance Criteria
NCHRP 15-76Designing for Target Speed
NCHRP 15-76(01)Designing for Target Speed
NCHRP 15-77Aligning Geometric Design with Roadway Context
NCHRP 15-78Guidebook for Urban and Suburban Roadway Cross-Sectional Reallocation
NCHRP 15-79Development of Guidance for Non-Standard Roadside Hardware Installations
NCHRP 15-80Design Guide and Standards for Infrastructure Resilience
NCHRP 15-81Guideline for Depicting Existing and Proposed Utility Facilities in Design Plans
NCHRP 15-82Relationship of Speed, Roadway Geometrics, and Crashes on High-Speed Rural Highways
NCHRP 15-83Develop a Next-Decade Strategic Research Agenda for Geometric Design of Highways and Streets
NCHRP 15-84Roadside Design for the Safety and Comfort of Nonmotorized and Micromobility Users11/5/20241/7/2025
NCHRP 15-85Performance-Based Superelevation Design Criteria11/4/20241/14/2025
NCHRP 15-86Pedestrian Sight Distance for Crossing Decisions
NCHRP 16-04Design Guidelines for Safe and Aesthetic Roadside Treatments in Urban Areas
NCHRP 16-05Guidelines for Cost-Effective Safety Treatments of Roadside Ditches
NCHRP 17-06AService Vehicle Lighting and Traffic Control Systems for Short-Term and Moving Work Zones (Phase II)1/1/1900
NCHRP 17-07Guidelines for Converting STOP to YIELD Control at Intersections
NCHRP 17-08Traffic Barrier and Control Treatments for Restricted Work Zones
NCHRP 17-09Effect of Highway Standards on Safety1/1/1900
NCHRP 17-09(2)Impacts of Resurfacing Projects With and Without Additional Safety Improvements
NCHRP 17-10Structural Supports for Highway Signs, Luminaires, and Traffic Signals1/1/1994
NCHRP 17-10(2)Structural Supports for Highway Signs, Luminaires, and Traffic Signals
NCHRP 17-100Leveraging Artificial Intelligence and Big Data to Enhance Safety Analysis
NCHRP 17-101Applying the Safe System Approach to Transportation Planning, Design, and Operations in the United States
NCHRP 17-102Safety Performance for Active Transportation Modes Using Exposure Models
NCHRP 17-103A Guide and Toolkit for Strategic Decision-Making to Improve Traffic Safety
NCHRP 17-104Enhancement of Roadside Design Safety Prediction Models for the Highway Safety Manual
NCHRP 17-105MASH Crashworthiness of Luminaire Poles
NCHRP 17-106Motorist Behavior and Safety Impacts on Bicyclists from Centerline and Shoulder Rumble Strips on High-Speed Two-Lane Highways
NCHRP 17-107Guide for Work Zone Intrusion Prediction and Prevention
NCHRP 17-108Developing Crash Modification Factors for Alternative Intersections
NCHRP 17-109Crash Modification Factors for Automated Traffic Signal Performance Measures
NCHRP 17-11Determination of Safe/Cost Effective Roadside Slopes and Associated Clear Distances
NCHRP 17-11(02)Development of Clear Recovery Area Guidelines
NCHRP 17-11(03)Development of Clear Recovery Area Guidelines
NCHRP 17-110Vehicle-Based Telemetric Data for State and Local Transportation Agencies
NCHRP 17-111Speed Management Strategies to Improve Pedestrian and Bicyclist Safety on Arterials and Higher-Speed Roadways
NCHRP 17-112Enhancing Crash Modification Factors and Safety Performance Functions for Pedestrian and Bicyclist Countermeasures
NCHRP 17-113Incorporating Safe System Approach into the NCHRP Report 500 Series
NCHRP 17-114Integrated Strategies for Managing Excessive Travel Speed to Improve Safety Performance
NCHRP 17-115Guide for Marked Crosswalk Design, Spacing, Placement, and Safety
NCHRP 17-116Practical Approaches to Quantifying Safe System Concepts
NCHRP 17-117Advancing Safety Prediction Methodologies for Horizontal Curves
NCHRP 17-118Understanding the Impacts of Operational Changes on Safety Performance
NCHRP 17-119Conflict-Based Crash Prediction Method for Intersections
NCHRP 17-12Improved Safety Information to Support Highway Design1/1/1994
NCHRP 17-120A Method to Link Crash, Emergency Medical Service, and Trauma Registry Data
NCHRP 17-121Using Advanced Technologies to Reduce Commercial Motor Vehicle Crashes in Work Zones
NCHRP 17-122Strategies and Technologies for Warning, Detection, and Prevention of Trespassing in the Vicinity of Highway-Rail Grade Crossings: State of the Practice and Research Needs
NCHRP 17-123Guide for Evaluating the Safety Performance of Shared Railway–Highway Interfaces
NCHRP 17-124Effectiveness of Speed Reduction in Work Zones
NCHRP 17-125Guide for Applying Safe System Principles in the Road Safety Audit Process
NCHRP 17-126Crash Prediction Models for Alternative and Unconventional Intersections
NCHRP 17-127Guide for Applying Quantitative Highway Safety Analysis Methods
NCHRP 17-128Reducing Adverse Driving Behaviors in Work Zones: Strategies and Guidelines
NCHRP 17-129Assessing Safety Performance of Atypical Service Interchanges
NCHRP 17-13Strategic Plan for Improving Roadside Safety1/1/1994
NCHRP 17-130Training Program to Apply Quantitative Highway Safety Analysis Methods10/18/202412/13/2024
NCHRP 17-131A Guide on Alternative Intersections and Interchanges10/31/20241/15/2025
NCHRP 17-132Toolkit to Support Implementation of the Safe System Approach10/17/202412/2/2024
NCHRP 17-133Applicability of the 85th Percentile for Setting Speed Limits on Freeways, Expressways, and Rural Highways 10/25/202412/9/2024
NCHRP 17-134Center Line Buffer Areas for Safety: Implementation Guidelines and Tool
NCHRP 17-135Imagery Reference Illustrating Data Elements for Crash Prediction Methodology11/11/20241/15/2025
NCHRP 17-136Safe System Approach for Including Trees in Urban and Suburban Roadway Contexts10/22/202412/17/2024
NCHRP 17-137Crash Prediction Methods for Long-Term Work Zones
NCHRP 17-138Pavement Marking Selection for Bridge and Pavement Preservation Treatments11/15/20241/15/2025
NCHRP 17-14Improved Guidelines for Median Safety
NCHRP 17-15Accident Mitigation on Congested Rural and Exurban Two- and Three-Lane Highways
NCHRP 17-16Accident Warrant for Traffic Signals
NCHRP 17-17Development of Guidelines for Nighttime Road Work to Improve Safety and Operations1/1/1994
NCHRP 17-17(2)Development of Guidelines for Nighttime Road Work to Improve Safety and Operations1/1/1994
NCHRP 17-18AASHTO Strategic Highway Safety Plan Implementation Support1/1/1994
NCHRP 17-18(02)Web Site Development1/1/1994
NCHRP 17-18(03)Guidance for Implementation of the AASHTO Strategic Highway Safety Plan
NCHRP 17-18(04)Highway Safety Manual1/1/1994
NCHRP 17-18(05)Integrated Management Process to Reduce Highway Injuries and Fatalities Statewide1/1/1994
NCHRP 17-18(05)BIntegrated Safety Management Process - Technical Support
NCHRP 17-18(07)AASHTO Strategic Highway Safety Plan--Technology Transfer Plan
NCHRP 17-18(08)Comprehensive Human Factors Guidelines for Road Systems1/1/1994
NCHRP 17-18(09)ACoordination of Safety Research
NCHRP 17-18(10)Safe Landscape Awareness Course1/1/1994
NCHRP 17-18(11)Implementation Plan and Products1/1/1994
NCHRP 17-18(14)Lane Departure Video
NCHRP 17-18(15)Local Highway Agency Safety Guides
NCHRP 17-18(19)White Paper on Alternate Strategies for Safety Improvement Investments
NCHRP 17-20Technical Support for the AASHTO Task Force on Roadside Safety (TFRS)1/1/1994
NCHRP 17-21Safety of U-Turns at Unsignalized Median Openings
NCHRP 17-22Identification of Vehicular Impact Conditions Associated with Serious Ran-Off-Road Crashes
NCHRP 17-23Safety Impacts and Other Implications of Raised Speed Limits on High-Speed Roads1/1/1994
NCHRP 17-24Use of Event Data Recorder (EDR) Technology for Roadside Crash Data Analysis1/1/1994
NCHRP 17-25Crash Reduction Factors for Traffic Engineering and ITS Improvements
NCHRP 17-26Methodology to Predict the Safety Performance of Urban and Suburban Arterials
NCHRP 17-27Parts I and II of the Highway Safety Manual
NCHRP 17-28Pavement Marking Materials and Markers: Safety Impact and Cost-Effectiveness1/1/1994
NCHRP 17-29Methodology to Predict the Safety Performance of Rural Multilane Highways
NCHRP 17-30Traffic Safety Evaluation of Nighttime and Daytime Work Zones
NCHRP 17-31Human Factors Guidelines for Road Systems--Phase 2
NCHRP 17-32Guidance for the Design and Application of Shoulder and Centerline Rumble Strips
NCHRP 17-33Effectiveness of Behavioral Highway Safety Countermeasures
NCHRP 17-34Prepare Parts IV and V of the Highway Safety Manual
NCHRP 17-35Evaluation of Safety Strategies at Signalized Intersections
NCHRP 17-36Production of the First Edition of the Highway Safety Manual
NCHRP 17-37Pedestrian Predictive Crash Methodology for Urban and Suburban Arterials
NCHRP 17-38Highway Safety Manual Implementation and Training Materials
NCHRP 17-40Model Curriculum for Highway Safety Core Competencies
NCHRP 17-41Human Factors Guidelines for Road Systems - Phase III
NCHRP 17-42Development of Information and Data to Support Improved Safety Management and Communication of Safety Needs
NCHRP 17-43Long-Term Roadside Crash Data Collection Program
NCHRP 17-44Factors Contributing to Median Encroachments and Cross-Median Crashes
NCHRP 17-45Enhanced Safety Prediction Methodology and Analysis Tool for Freeways and Interchanges
NCHRP 17-46Comprehensive Analysis Framework for Safety Investment Decisions
NCHRP 17-47Human Factors Guidelines for Road Systems
NCHRP 17-48Highway Infrastructure and Operations Safety Research Needs
NCHRP 17-49Guide for Effective Tribal Crash Reporting
NCHRP 17-50Lead States Initiative for Implementing the Highway Safety Manual
NCHRP 17-51(03)Communication Plan for the National Highway Safety Strategy
NCHRP 17-51(04)Development of a National Strategy on Highway Safety — TZD Framework
NCHRP 17-52Using Peer Exchanges to Improve the Effectiveness of a State's Strategic Highway Safety Plan
NCHRP 17-53Evaluation of the 13 Controlling Criteria for Geometric Design
NCHRP 17-54Consideration of Roadside Features in the Highway Safety Manual
NCHRP 17-55Guidelines for Slope Traversability
NCHRP 17-56Development of Crash Modification Factors for Uncontrolled Pedestrian Crossing Treatments
NCHRP 17-57Development of a Comprehensive Approach for Serious Traffic Crash Injury Measurement and Reporting Systems
NCHRP 17-58Safety Prediction Models for Six-Lane and One-Way Urban and Suburban Arterials
NCHRP 17-59Safety Impacts of Intersection Sight Distance
NCHRP 17-60Benefit-Cost Methodology for Behavioral Highway Safety Countermeasures
NCHRP 17-61Work Zone Crash Characteristics and Countermeasure Guidance
NCHRP 17-62Improved Prediction Models for Crash Types and Crash Severities
NCHRP 17-63Guidance for the Development and Application of Crash Modification Factors
NCHRP 17-64Guidance for the Implementation of the Toward Zero Deaths National Strategy on Highway Safety
NCHRP 17-65Improved Analysis of Two-Lane Highway Capacity and Operational Performance
NCHRP 17-66Guidance for Selection of Appropriate Countermeasures for Opposite Direction Crashes
NCHRP 17-67Identification of Factors Contributing to the Decline of Traffic Fatalities in the United States
NCHRP 17-68Intersection Crash Prediction Methods for the Highway Safety Manual
NCHRP 17-69A Strategic Approach to Transforming Traffic Safety Culture to Reduce Deaths and Injuries
NCHRP 17-70Development of Roundabout Crash Prediction Models and Methods
NCHRP 17-71Proposed AASHTO Highway Safety Manual, Second Edition
NCHRP 17-71AProposed AASHTO Highway Safety Manual, Second Edition
NCHRP 17-72Update of Crash Modification Factors for the Highway Safety Manual
NCHRP 17-73Systemic Pedestrian Safety Analysis
NCHRP 17-74Application of Crash Modification Factors for Access Management
NCHRP 17-75Leveraging Big Data to Improve Traffic Incident Management
NCHRP 17-76Guidance for the Setting of Speed Limits
NCHRP 17-77Guide for Quantitative Approaches to Systemic Safety Analysis
NCHRP 17-78Understanding and Communicating Reliability of Crash Prediction Models
NCHRP 17-79Safety Effects of Raising Speed Limits to 75 mph and Higher
NCHRP 17-80Expansion of Human Factors Guidelines for Road Systems, Second Edition
NCHRP 17-81Proposed Macro-Level Safety Planning Analysis Chapter for the Highway Safety Manual
NCHRP 17-82Proposed Guidance for Fixed Objects in the Roadside Design Guide
NCHRP 17-83Briefings and Training Materials for Implementation of the Highway Safety Manual, Second Edition
NCHRP 17-84Pedestrian and Bicycle Safety Performance Functions for the Highway Safety Manual
NCHRP 17-85Development and Application of Crash Severity Models for the Highway Safety Manual
NCHRP 17-86Estimating Effectiveness of Safety Treatments in the Absence of Crash Data
NCHRP 17-87Enhancing Pedestrian Volume Estimation and Developing HCM Pedestrian Methodologies for Safe and Sustainable Communities
NCHRP 17-88Roadside Encroachment Database Development and Analysis
NCHRP 17-89Safety Performance of Part-Time Shoulder Use on Freeways
NCHRP 17-89AHOV/HOT Freeway Crash Prediction Method for the Highway Safety Manual
NCHRP 17-89BSafety Performance of Part-Time Shoulder Use on Freeways
NCHRP 17-90Evaluation of Roadside Crash Injury Metrics in MASH
NCHRP 17-91Assessing the Impacts of Automated Driving Systems (ADS) on the Future of Transportation Safety
NCHRP 17-92Developing Safety Performance Functions for Rural Two-Lane Highways that Incorporate Speed Measures
NCHRP 17-93Updating Safety Performance Functions for Data-Driven Safety Analysis
NCHRP 17-95Crash Modification Factors (CMFs) for Intelligent Transportation System (ITS) Applications
NCHRP 17-96Traffic Safety Culture Research Roadmap
NCHRP 17-97Strategies to Improve Pedestrian Safety at Night
NCHRP 17-98Guide for Intersection Control Evaluation
NCHRP 17-99Assessing Safety Effectiveness of Treatments and Technologies at Highway-Rail Grade Crossings
NCHRP 18-03Silica Fume Concrete for Bridge Decks1/1/1994
NCHRP 18-04ADurability of "Early-Opening-to-Traffic" Portland Cement Concrete for Pavement Rehabilitation: Background and Plan for Evaluation1/1/1994
NCHRP 18-04BDurability of "Early-Opening-to-Traffic" Portland Cement Concrete for Pavement Rehabilitation1/1/1994
NCHRP 18-05Relationship of Portland Cement Characteristics to Concrete Durability1/1/1994
NCHRP 18-06Service Life of Corrosion-Damaged Reinforced Concrete Bridge Superstructure Elements1/1/1994
NCHRP 18-06AService Life of Corrosion-Damaged Reinforced Concrete Bridge Superstructure Elements
NCHRP 18-07Prestress Losses in Pretensioned High-Strength Concrete Bridge Girders
NCHRP 18-08Supplementary Cementitious Materials to Enhance Durability of Concrete Bridge Decks1/1/1994
NCHRP 18-08ASupplementary Cementitious Materials to Enhance Durability of Concrete Bridge Decks
NCHRP 18-09AGuidelines for Reducing Premature Deterioration of Hydraulic Cement Concrete Pavements: Background and Research Plan1/1/1994
NCHRP 18-10Procedures for Evaluating Air-Entraining Admixtures for Highway Concrete
NCHRP 18-11Improved Specifications and Protocols for Acceptance Tests on Processing Additions in Cement Manufacturing
NCHRP 18-12Self-Consolidating Concrete for Precast, Prestressed Concrete Bridge Elements
NCHRP 18-13Specifications and Protocols for Acceptance Tests of Fly Ash Used in Highway Concrete
NCHRP 18-14Evaluation and Repair Procedures for Precast/Prestressed Concrete Girders with Longitudinal Cracking in the Web
NCHRP 18-15High-Performance/High-Strength Lightweight Concrete for Bridge Girders and Decks
NCHRP 18-16Self-Consolidating Concrete for Cast-in-Place Bridge Components
NCHRP 18-17Entrained Air Void System for Durable Highway Concrete
NCHRP 18-18Design and Construction of Deck Bulb Tee Girder Bridges with UHPC Connections
NCHRP 18-19Rating Concrete Water Permeability Based on Resistivity Measurements
NCHRP 18-20AASHTO LRFD Design, Installation, and Standard Practice of Testing for Cured In-Place Pipe Liners
NCHRP 18-20(01)AASHTO LRFD Design, Installation, and Standard Practice of Testing for Cured In-Place Pipe Liners
NCHRP 18-21Utilization of Alternative Supplementary Cementitious Materials in Highway Applications
NCHRP 18-22Concrete Shrinkage Measurement and Cracking Mitigation11/6/20241/10/2025
NCHRP 19-04A Review of DOT Compliance with GASB 34 Requirements1/1/1994
NCHRP 19-05Assessing and Mitigating Future Impacts to the Federal Highway Trust Fund such as Alternative Fuel Consumption
NCHRP 19-06Identifying and Quantifying Rates of State Motor Fuel Tax Evasion
NCHRP 19-07GASB 34--Methods for Condition Assessment and Preservation
NCHRP 19-08Costs of Alternative Revenue-Generation Systems
NCHRP 19-10AASHTO Partnering Handbook, Second Edition
NCHRP 19-11Applying Risk Analysis, Value Engineering, and other Innovative Solutions for Project Delivery
NCHRP 19-12Guide for Financial Planning and Management in Support of Transportation Asset Management
NCHRP 19-13Guidance for Use of Land Value Return and Recycling to Fund Transportation
NCHRP 19-14Right-Sizing Transportation Investments--Methods for Planning and Programming
NCHRP 19-15Guidebook for Effective Policies and Practices for Managing Surface Transportation Debt
NCHRP 19-16Federal Funding Uncertainty in State, Local, and Regional Departments of Transportation: Impacts, Responses, and Adaptation
NCHRP 19-17Federal Funding Flexibility: Use of Federal Aid Highway Fund Transfers by State DOTs
NCHRP 19-18Transitioning Fuel Tax Assessments to a Road Usage Charge
NCHRP 19-19Sustaining Zero-Fare Public Transit in a Post COVID-19 World: A Guide for State DOTs
NCHRP 19-20Interdependence of Federal, State, and Local Transportation Funding and Ownership
NCHRP 19-21Selecting Revenue Models for Electric Vehicle Charging
NCHRP 19-22Equity Impacts of Transportation Revenue Mechanisms and Changing Trends
NCHRP 19-23Revenue-Related Strategies for New Mobility Options
NCHRP 19-24A Guide for Implementing Price Adjustment Clauses to Balance Risk Sharing in Construction Projects
NCHRP 19-25Funding Needs for Maintenance and Preservation of Transportation Assets
NCHRP 19-26Modernizing Fuel Tax Revenue Forecasting
NCHRP 20-05Synthesis of Information Related to Highway Practices
NCHRP 20-06Legal Problems Arising out of Highway Programs
NCHRP 20-06/Topic 17-01Update of Selected Studies in Transportation, Volume One: Transportation Contract Law
NCHRP 20-06/Topic 17-02Tort Liability Defense Practices for Design Flexibility
NCHRP 20-06/Topic 17-03First Responders
NCHRP 20-06/Topic 17-04Legal Aspects of Performance-Based Specifications for Highway Construction and Maintenance Contracts
NCHRP 20-06/Topic 17-05The Ramifications of Post-Kelo Legislation on State Transportation
NCHRP 20-06/Topic 18-01Legal Aspects of Conservation Easements—A Primer for Transportation Agencies
NCHRP 20-06/Topic 18-02Enforceability of Local Hire Preference Programs
NCHRP 20-06/Topic 18-03Legal Issues Surrounding the Use of Digital Intellectual Property on Design and Construction Projects
NCHRP 20-06/Topic 19-01Eminent Domain and Fair Market Value in a Depressed Real Estate Market
NCHRP 20-06/Topic 19-02Legal Aspect of Environmental Permitting in the Emergency Response Environment
NCHRP 20-06/Topic 19-03Effect of MUTCD on Tort Liability of Government Transportation Agencies
NCHRP 20-06/Topic 19-04Use of Social Media in Transportation Agencies
NCHRP 20-06/Topic 20-02Liability of Design Builders for Design, Construction and Acquisition Claims
NCHRP 20-06/Topic 20-03Permissible Arranges in Scope of Work for Construction Contracts
NCHRP 20-06/Topic 20-04Due Diligence for Insurance Coverage in Transportation Construction Contracts
NCHRP 20-06/Topic 21-01A Look at the Legal Environment for Driverless Vehicles
NCHRP 20-06/Topic 21-02Claims Related to Stormwater Discharges
NCHRP 20-06/Topic 21-03Takings and Mitigation
NCHRP 20-06/Topic 21-04Liability of Transportation Entity for the Unintentional Release of Secure Data or the Intentional Release of Monitoring Data on Movements or Activities of the Public
NCHRP 20-06/Topic 22-01Legal Requirements for State DOT Participation in Conservation Plans
NCHRP 20-06/Topic 22-02Liability of State Departments of Transportation for Design Errors
NCHRP 20-06/Topic 22-03Primer on Patentability and Use of Ideas Developed by Contractors Performing Work for State and Federal Transportation and Local Planning Agencies
NCHRP 20-06/Topic 22-04Summary of Federal Law Restricting Use of Highway Safety Data in Tort Litigation
NCHRP 20-06/Topic 23-01Condemnation Hierarchy-Competing Public Uses
NCHRP 20-06/Topic 23-04The Effectiveness of State False Claims Acts in Protecting State Transportation Funding
NCHRP 20-06/Topic 23-05Update of Selected Studies in Transportation Law: Volume Eight, Section 3: Indian Transportation Law
NCHRP 20-06/Topic 23-06Update of Selected Studies in Transportation Law: Volume Eight, Section 1: Transportation Agencies and Civil Rights
NCHRP 20-06/Topic 24-01Buy America Requirements For Federal Highway Projects
NCHRP 20-06/Topic 24-02Potential Liability Associated with Unstable Slope Management Programs
NCHRP 20-06/Topic 24-03Guidelines for Drafting Liability Neutral Transportation Engineering Documents
NCHRP 20-06/Topic 24-04The Legal Issues Concerning the Use of Transportation Facilities to Generate Revenue for State DOTs
NCHRP 20-06/Topic 24-05Fix It, Sign It, or Close It: State of Good Repair in an Era of Budget Constraints
NCHRP 20-06/Topic 25-01Public Liabilities Relating to Driveway Permits
NCHRP 20-06/Topic 25-03Managing Enhanced Risk in the Mega Project Era
NCHRP 20-06/Topic 25-04Laws Governing Homeless Encampments in Transportation Rights-of-Way
NCHRP 20-06/Topic 25-05The Legal Issues Associated with Consequential Damages Provisions in Construction Contracts
NCHRP 20-06/Topic 25-06Legal Issues and Strategies for Best-Value Procurement for Highway Construction
NCHRP 20-06/Topic 25-07Review of Statutory and Case Law on Planning and Environmental Linkages
NCHRP 20-06/Topic 26-01Effects of Indian Treaties on Development and Operation of Transportation Facilities
NCHRP 20-06/Topic 26-02Analysis of Arbitration and Holdings in Construction Disputes
NCHRP 20-06/Topic 26-03Multistate Coordination and Harmonization for AV Legislation
NCHRP 20-06/Topic 26-04Pandemics and Contractual Issues
NCHRP 20-06/Topic 27-01Transportation Agency Liability for Roadside Safety Hardware
NCHRP 20-06/Topic 27-02State and Local Suspension and Debarment Programs of Contractors
NCHRP 20-06/Topic 27-03Environmental and Planning Law and Transportation
NCHRP 20-06/Topic 27-04Managing Performance for Innovative Technology Contracts
NCHRP 20-06/Topic 27-05Addressing Liability Issues of Proactive Safety Improvements
NCHRP 20-07Research for AASHTO Standing Committee on Highways
NCHRP 20-07/Task 001The Development of a Cost-Effectiveness Approach to the Programming of Roadside Safety Improvements
NCHRP 20-07/Task 002The Relation of Side-Slope Design to Highway Safety
NCHRP 20-07/Task 003The Development of an Effective Earth-Berm Vehicle Deflector
NCHRP 20-07/Task 004Lateral Acceleration and Lateral Tire-Pavement Forces in a Vehicle Traversing Curves Relating to Available Pavement Skid-Resistant Measures
NCHRP 20-07/Task 005Effect of Curb Geometry and Location
NCHRP 20-07/Task 006Development of Impact Attenuators Utilizing Waste Materials
NCHRP 20-07/Task 007Safety at Narrow Bridge Sites
NCHRP 20-07/Task 008Energy and Transportation Systems
NCHRP 20-07/Task 009Review of Highway Management Studies Co-Sponsored by AASHTO and HUFSAM
NCHRP 20-07/Task 010Review of Vehicle Weight/Horsepower Ratio as Related to Passing-Lane Design Criteria
NCHRP 20-07/Task 011Longitudinal Occupancy of Freeways by Utilities
NCHRP 20-07/Task 012Guidelines for Citizen Participation in Transportation Planning
NCHRP 20-07/Task 013Guidelines for Safety Criteria for Low-Volume Roads
NCHRP 20-07/Task 014A Policy on Geometric Design of Highways and Streets
NCHRP 20-07/Task 015Development of a Simplified Pavement Management System
NCHRP 20-07/Task 016Regulation of Movement of Hazardous Cargoes
NCHRP 20-07/Task 017Evaluation of AASHO Road Test Satellite and Environmental Studies
NCHRP 20-07/Task 018Standard Specifications for Highway Bridges
NCHRP 20-07/Task 019The Engineering Aspects of Highway Traffic Safety in an Age of Limited Resources
NCHRP 20-07/Task 020Vehicle Acceleration and Deceleration Characteristics
NCHRP 20-07/Task 021Need for Pavement Markings on Low-Volume Roads
NCHRP 20-07/Task 022Encasement of Pipelines Through Highway and Railroad Roadbeds
NCHRP 20-07/Task 023Contracting Practices and Payment Procedures
NCHRP 20-07/Task 024AASHTO Pavement Design Guide
NCHRP 20-07/Task 025STRS Support Task
NCHRP 20-07/Task 026Research and Development Needs in Construction Engineering Management
NCHRP 20-07/Task 027Relationships Between Vehicle Configurations and Highway Design
NCHRP 20-07/Task 028AASHTO Guide for Design of Pavement Structures - Training Program
NCHRP 20-07/Task 029Pavement Roughness and Rideability - Field Evaluation
NCHRP 20-07/Task 030Manual on Subsurface Investigations
NCHRP 20-07/Task 031Development of Comprehensive Bridge Specifications and Commentary
NCHRP 20-07/Task 032Design and Construction Specifications for Segmental Concrete Bridges
NCHRP 20-07/Task 033AASHTO Evaluation of FHWA Research Program
NCHRP 20-07/Task 034AASHTO/AWS Bridge Welding Code Commentary and Draft Fracture Control Plan
NCHRP 20-07/Task 035Review of Traffic Signal Intensity Standards
NCHRP 20-07/Task 036Assessment of Research on High Pressure Truck Tires - Pavement Performance Interaction
NCHRP 20-07/Task 037Development of an Asphalt Paving Handbook
NCHRP 20-07/Task 038AASHTO Guidelines for Pavement Management Systems
NCHRP 20-07/Task 039Revision of AASHTO Pavement Overlay Design Procedures
NCHRP 20-07/Task 040AASHTO Contribution to Support of the Highway Research Coordinating Council
NCHRP 20-07/Task 041AASHTO Guide for Recruitment and Retention of Transportation Professionals
NCHRP 20-07/Task 042Truck Size and Weight Research and Policy
NCHRP 20-07/Task 043Revision of the AASHTO Policy on Geometric Design of Highways and Streets
NCHRP 20-07/Task 044Division 100 Revision of the AASHTO Guide Specifications for Highway Construction
NCHRP 20-07/Task 045Revision to the AASHTO
NCHRP 20-07/Task 046AASHTO Guidelines for Bridge Management Systems
NCHRP 20-07/Task 047Support for the Joint Committee on Truck Size and Weight
NCHRP 20-07/Task 048Development of a System for the Uniform Location of Subject Matter Within Standard Specifications
NCHRP 20-07/Task 049Follow-up on USA Asphalt Study Tour of Europe
NCHRP 20-07/Task 050White Paper on the Feasibility of Longer Combination Vehicles (LCV)
NCHRP 20-07/Task 051Synthesis of the Impacts of Truck Size and Weight on the Transportation System and the Economy
NCHRP 20-07/Task 052Support for the Joint Committee on Domestic Freight Policy
NCHRP 20-07/Task 053Profilograph Limitations, Correlation, and Calibration for Effective Performance Based Specifications
NCHRP 20-07/Task 054Impacts of Conversion to the Metric System
NCHRP 20-07/Task 055Support for National Quality Initiatives
NCHRP 20-07/Task 056Review of AASHTO
NCHRP 20-07/Task 057Joint Task Force on Pavements' Workshop on SHRP LTPP Data and Analysis
NCHRP 20-07/Task 058Information and Evaluation of Asphalt Rubber Research
NCHRP 20-07/Task 059Transportation Investment and Economic Expansion: Case Studies
NCHRP 20-07/Task 060Support for Implementing the Clean Air Act Amendments of 1990
NCHRP 20-07/Task 061Assessment of AASHTO Needs for Metric Conversions & Design of Metrication Clearinghouse
NCHRP 20-07/Task 062Rewrite of AASHTO Construction Guide Specifications into Imperative Mood and Metric
NCHRP 20-07/Task 063Development of a Manual for State Transportation Research
NCHRP 20-07/Task 064Review and Update of the AASHTO Guide for Bridge Maintenance Management, the AASHTO Manual for Bridge Maintenance, and the AASHTO Maintenance Manual
NCHRP 20-07/Task 065Recommended Practices for Sampling, Handling, and Testing of Pavement Samples
NCHRP 20-07/Task 066Development and Training of Pavement Engineering Personnel
NCHRP 20-07/Task 067AASHTO Publications in CD-ROM Format
NCHRP 20-07/Task 068Polyethylene Pipe Specifications
NCHRP 20-07/Task 069Recommended Revisions to Construction Specifications for Highway Bridges
NCHRP 20-07/Task 070Developing Commentary for the ANSI / AASHTO / AWS D1.5-95 Bridge Welding Code Including the Fracture Control Plan
NCHRP 20-07/Task 071Co-Sponsorship of Winter Maintenance Program
NCHRP 20-07/Task 072Materials Characterization for Input to AASHTO Guide for Design of Pavement Structures
NCHRP 20-07/Task 073High Strength Metric Fasteners for Bridge Applications
NCHRP 20-07/Task 074Manual for Scientific Inquiry into Transportation Problems: Research Methodologies
NCHRP 20-07/Task 075Geometric and Roadside Safety for Very Low Volume Roads
NCHRP 20-07/Task 076Installation of Fiber Optic Facilities on Highway and Freeway Rights of Way
NCHRP 20-07/Task 077Improved Pavement Design Workshop
NCHRP 20-07/Task 078Developing a Measurement System for the AASHTO/TRAC Program
NCHRP 20-07/Task 079Incorporating Canadian Projects into TRIS
NCHRP 20-07/Task 080Information Clearinghouse for Continuous Quality Improvement
NCHRP 20-07/Task 081Effect of Headlamp Design on Retroreflective Signs and Pedestrian Safety
NCHRP 20-07/Task 082Enhancement to the Special Products Evaluation List
NCHRP 20-07/Task 083Guide for Snow and Ice Control
NCHRP 20-07/Task 084Developing a Model for Effective Transfer of Innovative Technologies
NCHRP 20-07/Task 085Report on Forum on Economic Returns of Transportation Investments
NCHRP 20-07/Task 086Potential Credit Reform: Accessing Unobligated Highway Trust Fund Balances
NCHRP 20-07/Task 087Investigate the Need for Research on the Performance of Portland Cement Concrete
NCHRP 20-07/Task 088LRFD Specifications for Retaining Walls
NCHRP 20-07/Task 089LRFD Specifications for Plastic Pipe and Culverts
NCHRP 20-07/Task 090The Next Generation of TRAC PAC - A Hands-On Educational Program
NCHRP 20-07/Task 091Transportation Implications of Proposed Changes to the National Ambient Air Quality Standards
NCHRP 20-07/Task 092Durability of Precast Segmental Bridges
NCHRP 20-07/Task 093AASHTO Subcommittee Process Evaluation
NCHRP 20-07/Task 094Mitigating Nighttime Construction Noise, Vibrations, and Other Nuisances
NCHRP 20-07/Task 095Support for the AASHTO 350 Task Force
NCHRP 20-07/Task 096Techniques for Acquiring ITS Software
NCHRP 20-07/Task 097Bridge Performance Measures
NCHRP 20-07/Task 098Shear Design Methodology for Prestressed Concrete
NCHRP 20-07/Task 099LRFD Design Criteria for Cotton Duck Pad (CDP) Bridge Bearings
NCHRP 20-07/Task 100Safety Appraisal of Suspension Bridge Main Cables
NCHRP 20-07/Task 101Lead States Web Site
NCHRP 20-07/Task 102Project-Development Policies and Practices
NCHRP 20-07/Task 103Development of AASHTO Committee Web Sites
NCHRP 20-07/Task 104Support for the Year 2000 National Conference on Pavements
NCHRP 20-07/Task 105Planning, Design, and Operation of Pedestrian Facilities
NCHRP 20-07/Task 106Thermal Movement Design Procedure for Concrete
NCHRP 20-07/Task 107Shear Design Guidelines for Skewed Multi-Beam Bridges
NCHRP 20-07/Task 108Geometric Design Policy for Very Low-Volume Local Roads (<400 ADT)
NCHRP 20-07/Task 108AGeometric Design Policy for Very Low-Volume Local Roads (<400 ADT)
NCHRP 20-07/Task 109Improved Contracting Methods for Highway Construction Projects
NCHRP 20-07/Task 110Support AASHTO Participation in Forum on Transportation Investments and Economic Growth
NCHRP 20-07/Task 111Support for the AASHTO Task Group on Retroreflectivity Standards
NCHRP 20-07/Task 112Geosynthetic Reinforcement in Roadway Sections
NCHRP 20-07/Task 113Corrosion of Metals Above the Ground Surface: Transportation Related Issues
NCHRP 20-07/Task 114Context Sensitive Design for Integrating Highway and Street Projects with Communities and the Environment
NCHRP 20-07/Task 115Effective Practices in Consultant Usage by State Departments of Transportation
NCHRP 20-07/Task 116User's Guide for Evaluating Sign Retroreflectivity
NCHRP 20-07/Task 117Benefit/Cost Study of RWIS and Anti-icing Technologies
NCHRP 20-07/Task 118A Supplemental Guideline for Highway Design to Accommodate Older Drivers and Pedestrians
NCHRP 20-07/Task 119Environmental Best Practices Competition
NCHRP 20-07/Task 120Asset Management
NCHRP 20-07/Task 121Strategic Plan for Bridge Engineering Research
NCHRP 20-07/Task 122Load Rating by Load and Resistance Factor Evaluation Method
NCHRP 20-07/Task 123Production of a U.S. Customary System of Units Version of the Year 2000 Highway Capacity Manual
NCHRP 20-07/Task 124Cost/Benefits of Constructability Reviews
NCHRP 20-07/Task 125Summary of Research Peer Exchange Findings and Recommendations
NCHRP 20-07/Task 126Production of the Year 2000 AASHTO Policy on Geometric Design of Highways and Streets
NCHRP 20-07/Task 127A Strategic Plan (Road Map) for Pavement Research
NCHRP 20-07/Task 128Partnerships in Highway Development and Design for Shaping and Enhancing Communities
NCHRP 20-07/Task 129Synthesis of Project Delivery Times
NCHRP 20-07/Task 130Development of a Detailed Test Procedure by FTIR Identification for Structural Steel Coatings
NCHRP 20-07/Task 131AASHTO Internet Applications Infrastructure
NCHRP 20-07/Task 131AAASHTO Model Committee Web Site
NCHRP 20-07/Task 131CAASHTO Transportation Web Portal Concepts
NCHRP 20-07/Task 132Final Review and Acceptance of LRFD Specification for Walls
NCHRP 20-07/Task 133Improved Live Load Deflection Criteria for Steel Bridges
NCHRP 20-07/Task 134Asset Management Education and Communication Materials
NCHRP 20-07/Task 135Geometric Design Guide for Transit Facilities on Highways and Streets - Phase I
NCHRP 20-07/Task 136Support for SCOH Task Force on Forest Development Roads
NCHRP 20-07/Task 137Synthesis of R&T Partnership Working Group Reports
NCHRP 20-07/Task 138Recommended Procedures for the Testing of Rock-Fall Barriers
NCHRP 20-07/Task 139Application of European 2+1 Roadway Designs
NCHRP 20-07/Task 140TEA-21 Stewardship Report
NCHRP 20-07/Task 141Conformity Problems Caused by the Mismatch in SIP/Transportation Plan Timeframe
NCHRP 20-07/Task 142Scoping Study for a National Strategic Plan for Managing Transportation Information
NCHRP 20-07/Task 143Synthesis of Practice: AASHTO's National Transportation Product Evaluation Program (NTPEP)
NCHRP 20-07/Task 144Delegations of Authority to Expedite Environmental Streamlining
NCHRP 20-07/Task 145Update of the AASHTO Guide for Transportation Landscape and Environmental Design
NCHRP 20-07/Task 146Development of a Standard Protocol for Evaluating Hydrologic and Hydraulic Engineering Software Models
NCHRP 20-07/Task 147Update of the Design Guidelines for the Control of Blowing and Drifting Snow
NCHRP 20-07/Task 148Evaluation of Potential Impacts on the State DOTs of the US Access Board's Recommendations on Public Rights-of-Way
NCHRP 20-07/Task 149Evaluation of 3D Computer Modeling and Electronic Information Transfer for Efficient Design and Construction of Steel Bridges
NCHRP 20-07/Task 150Electronic NTPEP Report: A First Generation Query-Based Program to Aid in the Assessment of Pavement Markings and Sign Sheeting Materials
NCHRP 20-07/Task 151ATransportation Security: Highway Emergency Response Handbook
NCHRP 20-07/Task 151BTransportation Security: Highway Vulnerability Assessment Guide
NCHRP 20-07/Task 151CTransportation Security: Sharing Information & Task Force Support
NCHRP 20-07/Task 152Project Cost Estimating A Synthesis of Highway Practice
NCHRP 20-07/Task 153Update of the AASHTO Transportation Glossary
NCHRP 20-07/Task 154Update of the HOV and Park-and-Ride Facilities Design Guides
NCHRP 20-07/Task 155Signing Standards for Two-Lane Exit Ramps with an
NCHRP 20-07/Task 156Finalize Two Design Examples for AASHTO Guide Specifications for Horizontally Curved Steel Highway Bridges
NCHRP 20-07/Task 157Materials Information Management System Software Review
NCHRP 20-07/Task 158Survey of State DOT Practice: Outsourcing and Private Sector Utilization
NCHRP 20-07/Task 159Privatization and Commercial Use of Public Rights-of-Way
NCHRP 20-07/Task 160Two-Lane Road Analysis Methodology in the Highway Capacity Manual
NCHRP 20-07/Task 161Revision of the Draft AASHTO Guide for the Planning, Design, and Operation of Pedestrian Facilities
NCHRP 20-07/Task 162Guidelines for the Correlation of Test Results from Bench-Scale and Large-Scale Testing on Rolled Erosion Control Products (RECP)
NCHRP 20-07/Task 163Innovative Practices in Workforce Development for State Departments of Transportation
NCHRP 20-07/Task 163AInnovative Practices in Workforce Development for State Departments of Transportation
NCHRP 20-07/Task 164Revision of AASHTO R9-97
NCHRP 20-07/Task 165A Policy Synthesis on the Economic Benefits of NTPEP
NCHRP 20-07/Task 166Acceleration of Environmental Stewardship Best Practices for Maintenance and Construction
NCHRP 20-07/Task 167Development of Recommended Revisions to Draft ADA Guidelines for Accessible Rights-of-Way
NCHRP 20-07/Task 168Determination of Appropriate Railing Heights for Bicyclists
NCHRP 20-07/Task 169Resolution of Comments submitted on the Draft AASHTO Guide for Context Sensitive Design
NCHRP 20-07/Task 169BResolution of Comments submitted on the Draft AASHTO Guide for Context Sensitive Design: Liability Chapter
NCHRP 20-07/Task 170Review and Revision of the AASHTO Maintenance Manual for Roadways and Bridges
NCHRP 20-07/Task 171Identification of Conflicts with AASHTO Publications Related to Clear Zone
NCHRP 20-07/Task 172Recommended AASHTO Design-Build Procurement Guide
NCHRP 20-07/Task 173Measuring and Communicating the Effects of Incident Management Improvements
NCHRP 20-07/Task 174Use of Positive Protection in Work Zones
NCHRP 20-07/Task 176Update of Exhibits for the AASHTO Green Book
NCHRP 20-07/Task 177Synthesis of Maintenance and Durability Information for Detectable Warnings on Sidewalks
NCHRP 20-07/Task 178Evaluation and Update of NCHRP Project 24-08,
NCHRP 20-07/Task 179Development of Operating Procedures for the Standing Committee on Highways
NCHRP 20-07/Task 180Summary of International Practice on Bridge Girder and Deck Strengthening with Fiber Reinforced Polymer (FRP) Composites
NCHRP 20-07/Task 181Multi-State Transportation Operations Program: Status & Critical Issues
NCHRP 20-07/Task 182Evaluation of Highway Innovative Technology Evaluation Center (HITEC)
NCHRP 20-07/Task 183LRFD Foundation Design Implementation and Specification Development
NCHRP 20-07/Task 184Development of a Pavement Preservation Synthesis, Research Plans, and Initiatives
NCHRP 20-07/Task 185Implementation of Flashing Yellow Arrow Display for Protected/Permissive Left Turn Control
NCHRP 20-07/Task 186Updating the Calibration Report for the AASHTO LRFD Code
NCHRP 20-07/Task 187Updating the AASHTO Guide for the Development of Bicycle Facilities
NCHRP 20-07/Task 188Mainstreaming Operations in State DOTs
NCHRP 20-07/Task 189Advancing Strategic Highway Safety Plans: Safety Leadership Forum II
NCHRP 20-07/Task 190Develop Strategy for the Testing and Evaluation of Durable Striping Materials for High Traffic Areas and Mountain Passes
NCHRP 20-07/Task 191Product Evaluation and Plant Certification of HDPE Pipe
NCHRP 20-07/Task 192Update of Barrier Hardware Guide
NCHRP 20-07/Task 193LRFD Guidelines for the Seismic Design of Highway Bridges, Version 2
NCHRP 20-07/Task 194Consistency of Titles for AASHTO Publications
NCHRP 20-07/Task 195Development and Performance of Web Based Joint Salary Survey
NCHRP 20-07/Task 196Development of a Guide to Crashworthy Bridge Rail Systems
NCHRP 20-07/Task 197Development of a Test Method for Optical Sizing and Roundness Determination of Glass Beads Utilized in Traffic Marking
NCHRP 20-07/Task 198Standard Practice for Independent Assurance Programs
NCHRP 20-07/Task 199Update of the Strategic Plan for Bridge Engineering
NCHRP 20-07/Task 200Synthesis of Vehicle Based Winter Maintenance Technologies
NCHRP 20-07/Task 201Use of Warranties in Highway Construction
NCHRP 20-07/Task 202Guide to Benchmarking Operations Performance Measures
NCHRP 20-07/Task 203Update of AASHTO Maintenance Manual to Include Systems Operations and Management
NCHRP 20-07/Task 204Pavement Noise Intensity Testing in Europe for Comparison to the United States
NCHRP 20-07/Task 205Project Delivery Workforce Management Review
NCHRP 20-07/Task 206A Model Guide for Condition Assessment Systems
NCHRP 20-07/Task 207Update of the AASHTO Guide Specifications for Highway Construction
NCHRP 20-07/Task 208Update of Recommendations on Crest Vertical Curves
NCHRP 20-07/Task 209Incorporation of Research Findings into AASHTO's Standard Specifications for Structural Supports for Highway Signs, Luminaries and Traffic Signals
NCHRP 20-07/Task 210Guidelines for the Selection of Cable Barrier Systems
NCHRP 20-07/Task 211Scoping study for an AASHTO Guide on Accelerating Project Delivery
NCHRP 20-07/Task 212Development of a Model Drivers License Handbook
NCHRP 20-07/Task 213Requirements for Minimum Maintained Retroreflectivity of Pavement Marking
NCHRP 20-07/Task 214Update of A Guide to Small Sign Support Hardware
NCHRP 20-07/Task 215Statewide Incident Reporting Systems
NCHRP 20-07/Task 216Application of LRFD Bridge Design Specifications to High-Strength Structural Concrete: Final Project – Phase I
NCHRP 20-07/Task 217Verification and Implementation of Strut-and-Tie Model in LRFD Bridge Design Specifications
NCHRP 20-07/Task 218Performance-Based Maintenance Contracting
NCHRP 20-07/Task 219Testing American Traffic Marking Systems on the Spanish (AETEC) Traffic Marking Wear Simulator
NCHRP 20-07/Task 220Update of the AASHTO Guide Specifications for Highway Construction
NCHRP 20-07/Task 221Traffic Incident Management + Program for Worker Safety
NCHRP 20-07/Task 222Evaluation of the Field Implementation of the Flashing Yellow Arrow Permissive Left-Turn Indication
NCHRP 20-07/Task 223Update Business Needs for Pavement Engineering
NCHRP 20-07/Task 224Update of the AASHTO Guide for Contracting, Selecting, and Managing Consultants in Preconstruction Engineering
NCHRP 20-07/Task 225Best Practices in the Management of Design Errors and Omissions
NCHRP 20-07/Task 226Review and Update of Human Factors and Operations Issues in the AASHTO Green Book
NCHRP 20-07/Task 227Technology Transfer Guidebooks for Implementation of Innovative Technologies
NCHRP 20-07/Task 228Update the United States Numbered Highways (1989 Edition) and Document Current U.S. Routes
NCHRP 20-07/Task 229Bridge Construction Practices Using Incremental Launching
NCHRP 20-07/Task 230Safety and Security in Roadway Tunnels
NCHRP 20-07/Task 231Laboratory Testing of Proposed Roundabout Traffic Control Options
NCHRP 20-07/Task 232Development of a Guide to Update ADA Transition Plans
NCHRP 20-07/Task 233Development of a Toolkit to Assist State DOTs and Contractors in Uniformly Handling DBE requirements
NCHRP 20-07/Task 234Guidelines for Selection of Bridge Deck Overlays, Sealers, and Treatments
NCHRP 20-07/Task 235Development of Testing Protocols for Surface Applied Concrete Sealers Treatments
NCHRP 20-07/Task 236Modification and Stabilization of Soils and Base for Use in Pavement Structures
NCHRP 20-07/Task 237Incorporation of Lane Management and Toll Plaza Design Issues in the AASHTO Green Book
NCHRP 20-07/Task 238Conceptual Development of an AASHTO Guide to Systems Operations and Management
NCHRP 20-07/Task 239Identification and Delineation of Incident Management and Multi-Agency Emergency Response Functions
NCHRP 20-07/Task 240Update of AASHTO Roadside Design Guide
NCHRP 20-07/Task 241Capacity Creation Through Innovative Design
NCHRP 20-07/Task 242Cost Analysis of Rehabilitation/Reconstruction of the Nation's Highway Infrastructure
NCHRP 20-07/Task 243Development of a Test Method for Optical Sizing and Roundness Determination of Glass Beads Utilized in Traffic Markings
NCHRP 20-07/Task 244Modifications for AASHTO LRFD Bridge Design Specifications to Incorporate or Update the Guide Specifications for Design of Pedestrian Bridges
NCHRP 20-07/Task 245Updating AASHTO Design and Construction Specifications ffor Temporary Works used in Bridge Construction
NCHRP 20-07/Task 246Replacement Process for LED (Light Emitting Diode) Traffic Signals
NCHRP 20-07/Task 247Outdoor Advertising Sign Regulation Study
NCHRP 20-07/Task 248Guidelines for Utility Encasement Policy for Highway Crossings
NCHRP 20-07/Task 249Asset Management Approaches to ADA Compliance
NCHRP 20-07/Task 250Update AASHTO ''Guide for Snow and Ice Control''
NCHRP 20-07/Task 251Consideration of Pavement Preservation in the AASHTO Mechanistic-Empirical Pavement Design Guide
NCHRP 20-07/Task 252Guidelines for Implementing Quality Control and Quality Assurance for Bridge Inspection
NCHRP 20-07/Task 253Subcommittee on Systems Operations and Management Strategic Plan Update
NCHRP 20-07/Task 254Vehicle Size and Weight Management (VSW) Technology Transfer/Best Practices
NCHRP 20-07/Task 255Development of a Test Method To Determine the Ability of Adhesive Anchors To Resist Sustained Tensile Load
NCHRP 20-07/Task 256Safety Impacts of the Emerging Digital Display Technology for Outdoor Advertising Signs
NCHRP 20-07/Task 257Crash Tested Precast Concrete Barrier Designs and Anchoring Methods
NCHRP 20-07/Task 258Identification of Cross-Cutting Issues Related to the Development, Management, and Delivery of Transportation Projects and Programs
NCHRP 20-07/Task 259Assessment of State-of-the-Practice for Identifying Earth Retaining Structure (ERS)
NCHRP 20-07/Task 260Development of Guidelines for Conducting Effective Customer Surveys Related to Highway Maintenance Operations
NCHRP 20-07/Task 261Best Practices for Implementing Quality Control and Quality Assurance for Tunnel Inspection
NCHRP 20-07/Task 262Review and Update of the AASHTO Guide Specifications for Seismic Isolation Design
NCHRP 20-07/Task 263Update of the AASHTO Guide for the Planning, Design, and Operation of Pedestrian Facilities
NCHRP 20-07/Task 264Guidance for Design and Selection of Pipes
NCHRP 20-07/Task 265Electronic Publications Delivery System: AASHTO’s Next Step
NCHRP 20-07/Task 266Development of an Alternative Calibration Method for AASHTO T 153
NCHRP 20-07/Task 267Potential for Saving Lives with Various Countermeasures to Meet AASHTO’s New Safety Goal
NCHRP 20-07/Task 268SCOM Strategic Planning Workshop
NCHRP 20-07/Task 269Feasibility of Using Incentives to Facilitate Utility Relocations
NCHRP 20-07/Task 270Application of AASHTO LRFD Specifications to Design of Sound Barriers
NCHRP 20-07/Task 271Graphical Traffic Signal Design Aid Based on the MUTCD
NCHRP 20-07/Task 272Rheological Characterization of Flow Table Reference Material
NCHRP 20-07/Task 273Update of the AASHTO Policy on Geometric Design of Highways and Streets (Green Book)
NCHRP 20-07/Task 274Price Indexing in Transportation Construction Contracts
NCHRP 20-07/Task 275SCOH Strategic Plan Support
NCHRP 20-07/Task 276Development of Guidelines for Rehabilitation of Existing highway and Rail Transit Tunnels
NCHRP 20-07/Task 277Update to AASHTO 'Pavement Management Guide'
NCHRP 20-07/Task 278Production of the new AASHTO Guide to Estimating
NCHRP 20-07/Task 279Development of a Work Plan for the 2nd Edition of the Highway Safety Manual
NCHRP 20-07/Task 280AASHTO MATERIALS “C” SPECIFICATIONS
NCHRP 20-07/Task 281Strategic Plan for the Development and Maintenance of AASHTO Standards by AASHTO Member Departments
NCHRP 20-07/Task 282Research Needs Assessment for Roadside Workers and Vehicle Safety
NCHRP 20-07/Task 283Evaluation of the Flashing Yellow Arrow (FYA) Permissive Left Turn in Shared Yellow Signal Sections
NCHRP 20-07/Task 284Establish Test Methods for 100-Year Service Life for HDPE Thermoplastic Pipe in the AASHTO LRFD Bridge Design Specifications
NCHRP 20-07/Task 285Recalibration of the LRFR Load Factors in the AASHTO Manual for Bridge Evaluation
NCHRP 20-07/Task 286Finalization of a new AASHTO Drainage Manual - Volume 1, Policy; Volume 2, Procedures
NCHRP 20-07/Task 287Roadmap for Winter Maintenance Research
NCHRP 20-07/Task 288National Calibration of MEPDG Rigid Pavement Models Based on Corrected CTE Values
NCHRP 20-07/Task 289Comparative Performance Evaluation of Pavement Marking Materials at the NTPEP Test Facility
NCHRP 20-07/Task 290Highway Safety Training Synthesis/Roadmap
NCHRP 20-07/Task 291Transportation Operations Research Communications, Awareness Needs Assessment & Implementation Plan for State DOTs
NCHRP 20-07/Task 292SCOH Strategic Plan: Completion, implementation planning, and governance
NCHRP 20-07/Task 294Continuation of Funding of 20-07 Task 245 - Update Bridge Temporary Works
NCHRP 20-07/Task 295Survey of Existing XML Schemas for Incorporation into TransXML
NCHRP 20-07/Task 296Alignment of the Draft AASHTO Transit Guide with the AASHTO Green Book
NCHRP 20-07/Task 297Analysis of usRAP
NCHRP 20-07/Task 298Operations Center of Excellence
NCHRP 20-07/Task 299Resolution of Comments on the Draft AASHTO Bike Guide
NCHRP 20-07/Task 300Methods for Estimating the Benefits for Winter Maintenance Operations
NCHRP 20-07/Task 301Measuring Cement Particle Size and Surface Area by Laser Diffraction
NCHRP 20-07/Task 302Value Analysis for Linear Referencing Systems
NCHRP 20-07/Task 303Synthesis of Truck Size and Weight Research
NCHRP 20-07/Task 304AASHTO Publications - Future Road Map
NCHRP 20-07/Task 305Analysis of New Highway Lighting Technologies
NCHRP 20-07/Task 306Revision of Strut-and-Tie Provisions in the AASHTO LRFD Bridge Design Specifications
NCHRP 20-07/Task 307Updated Research for Collision Damage and Repair of Prestessed Concrete Beams
NCHRP 20-07/Task 308Completion of the new AASHTO A Practical Guide to Estimating, Part 2
NCHRP 20-07/Task 309Challenges and Opportunities: A Strategic Plan for Equipment Management Research
NCHRP 20-07/Task 310Determination of Current Levels of Retroreflectance Attained and Maintained by the State Departments of Transportation
NCHRP 20-07/Task 311Development of a Warm Mix Asphalt Technology Evaluation Program
NCHRP 20-07/Task 312Successful Practices for Automating Utility Permits
NCHRP 20-07/Task 313Safety Checklists and Design Guidelines for Evaluation of Outdoor Advertising Signs and Permit Locations by Departments of Transportation (DOTs)
NCHRP 20-07/Task 314Recommended Protocol for Developing Crash Modification Factors
NCHRP 20-07/Task 315Transportation Asset Management for Ancillary Structures
NCHRP 20-07/Task 316Establishment of Appropriate Guidelines for Use of the Direct and Indirect Design Methods for Reinforced Concrete Pipe
NCHRP 20-07/Task 317Update of AASHTO Publication MEPDG-1
NCHRP 20-07/Task 318Revised Chapter 8, Winter Maintenance Operations and Salt, Sand, and Chemical Management, of the Final Report on NCHRP Project 25-25(04)
NCHRP 20-07/Task 319Evaluating Applicability of the Dual-Ring Test Procedure for Assessing the Cracking Tendency of Repair Materials
NCHRP 20-07/Task 320Advanced GIS Visualization Techniques for Geospatial Business Intelligence and Information Integration
NCHRP 20-07/Task 321Developing a Framework for Emergency Responder/Roadside Worker Struck-by/Near-miss Database
NCHRP 20-07/Task 322State of Readiness of the Dedicated Short Range Communications (DSRC) Spectrum for Early deployment of Connected Vehicle Transportation Systems
NCHRP 20-07/Task 323Developing a Long-Range Strategic Plan for the MUTCD
NCHRP 20-07/Task 324NCHRP's Role in Maintaining AASHTO Guidelines and Specifications
NCHRP 20-07/Task 325Updating the AASHTO LRFD Wind Loads Provisions
NCHRP 20-07/Task 326Review and Update of the AASHTO Movable Bridge Inspection, Evaluation and Maintenance Manual, 1st Edition - Scoping Study
NCHRP 20-07/Task 327Developing Recalibrated Concrete Pavement Performance Models for the Mechanistic-Empirical Pavement Design
NCHRP 20-07/Task 328Update of the 1995 AASHTO/AGC/ARTBA ‘A Guide to Standardized Highway Barrier Hardware’ (1995 Guide)
NCHRP 20-07/Task 329Alternative Delivery Methods for Winter Operations
NCHRP 20-07/Task 330Waterproofing of Bridge Decks Using Pavement Preservation Products
NCHRP 20-07/Task 331Report On the Methods and Standards to Measure the Permeability of Concrete
NCHRP 20-07/Task 332User’s Guide to Develop Highway Safety Manual Safety Performance Function Calibration Factors
NCHRP 20-07/Task 333Comparing the Corrosion Protection of Hot Dip Versus Continuously Galvanized W-Beam Guardrail Sections
NCHRP 20-07/Task 334Primer on the Joint Use of the HSM and HFG
NCHRP 20-07/Task 335Updating the Strategic Plan for the AASHTO Highway Subcommittee on Bridges and Structures
NCHRP 20-07/Task 336Emergency Exit Signs Within Highway Tunnels
NCHRP 20-07/Task 337Proposed AASHTO Guidelines for Complex Bridge Inspection
NCHRP 20-07/Task 338Hydrology for Water Quality Analysis and Design
NCHRP 20-07/Task 339Best Practices for Cracking Sealing and Crack Filling of Asphalt Pavements
NCHRP 20-07/Task 340National Training: Challenges and Opportunities
NCHRP 20-07/Task 341Guidelines for the Development HSM Part C Predictive Methods Chapters
NCHRP 20-07/Task 342Wind Turbulence-Structure Interaction and Aeroelastic Instability for Long-Span Flexible Girder Systems
NCHRP 20-07/Task 343An Update to AASHTO’s Guidelines for Geometric Design of Very Low-Volume Local Roads
NCHRP 20-07/Task 344Practical Cost Estimating: Development of Training
NCHRP 20-07/Task 345Planning for Transportation System Management & Operations
NCHRP 20-07/Task 346Completion of the Update to the AASHTO Guide for Transportation Landscape and Environmental Design
NCHRP 20-07/Task 347Test Methods of Watertightness of Culvert Joints
NCHRP 20-07/Task 348Review of the AASHTO LRFD Movable Highway Bridge Design Specifications for future updates
NCHRP 20-07/Task 349Guidelines for Developing Materials Acceptance Plans for Alternative Contracting Methods
NCHRP 20-07/Task 350U.S. Bicycle Route Guide Signing
NCHRP 20-07/Task 351Update to AASHTO’s Visualization in Transportation: A Guide for Transportation Agencies
NCHRP 20-07/Task 352Next Generation AASHTO Transportation System Management & Operations Strategic Direction
NCHRP 20-07/Task 353Development of a Strategic Research Plan for SCOHTS
NCHRP 20-07/Task 354Work Zone Speed Limits and Crash Data Practices
NCHRP 20-07/Task 355Guidelines for Reliable Fit-Up of Steel I-Girder Bridges
NCHRP 20-07/Task 356Strategic Plan for Prioritization and Selection of Research Proposals for Hydrology and Hydraulics
NCHRP 20-07/Task 357Guidelines for Collecting, Processing, and Managing Roadway Asset Inventory Data
NCHRP 20-07/Task 358Reducing Risks to Worker Safety in Work Zones Due to Distracted Drivers
NCHRP 20-07/Task 359Next Generation National Transportation System Management & Operations (TSM&O) Research Framework
NCHRP 20-07/Task 360Development of a Strategic Plan for the Technical Committee on Roadside Safety (TCRS)
NCHRP 20-07/Task 361Hamburg Wheel-Track Test Equipment Requirements and Improvements to AASHTO T 324
NCHRP 20-07/Task 362Quantifying the Costs and Benefits of Partnering on Projects Delivered Using Traditional and Alternative Contracting Methods
NCHRP 20-07/Task 363Guidelines for Emergency Ventilation Smoke Control in Roadway Tunnels
NCHRP 20-07/Task 364Revision of AASHTO PP-74 Test Method for Optical Sizing and Roundness Determination of Glass Beads Utilized in Traffic Markings
NCHRP 20-07/Task 365Strategic Transportation Systems Management & Operations Program Planning Lead States Initiative Development & Evaluation
NCHRP 20-07/Task 366Accessing Information about Transportation Systems Management and Operations Performance Measurement
NCHRP 20-07/Task 367Analysis of Crash Contributing Factors to Determine Appropriate Countermeasures
NCHRP 20-07/Task 368Development of a Roadmap for Use of SHRP2 Safety Data to Enhance Existing Publications
NCHRP 20-07/Task 369Update of SCOH Strategic Plan
NCHRP 20-07/Task 370Development of a Strategic Plan for the Subcommittee on Traffic Engineering (SCOTE)
NCHRP 20-07/Task 371DOT Technical Assistance in Using the HFG
NCHRP 20-07/Task 372Evaluation of MASH Test Vehicles
NCHRP 20-07/Task 373Utility Coordination Best Practices for Design-Build and Alternative Contracting Projects
NCHRP 20-07/Task 374Guidelines for Selecting Sign Sheeting Materials for AASHTO M268
NCHRP 20-07/Task 375Improvements to the Dry Back Procedure of AASHTO T 209
NCHRP 20-07/Task 376Transportation Agency ITS Infrastructure Decisions Considering V2I Deployment
NCHRP 20-07/Task 377Standardized Format for Bridge and Structure Information Models
NCHRP 20-07/Task 378Assessing Risk for Bridge Management
NCHRP 20-07/Task 379AASHTO Highway Subcommittee on Maintenance Strategic Plan Update
NCHRP 20-07/Task 380Proposed AASHTO Manual for the Maintenance of Roadways and Bridges
NCHRP 20-07/Task 381Rating Concrete Permeability Based on Resistivity Measurements
NCHRP 20-07/Task 382Longer Pavement Life from Increased In-Place Density of Asphalt Pavements
NCHRP 20-07/Task 383Review and update of the AASHTO Roadside Design Guide
NCHRP 20-07/Task 384Core Competencies for Key Safety Analyses
NCHRP 20-07/Task 385Traffic Incident Management Technical Advisory Group (TIMTAG) Business Plan
NCHRP 20-07/Task 386Update to AASHTO “Guide Specifications for Highway Construction”
NCHRP 20-07/Task 387Maintenance Actions to Address Fatigue Cracking in Steel Bridge Structures
NCHRP 20-07/Task 388Guidelines for Design and Construction of Temporary Bridges
NCHRP 20-07/Task 389Implications of State Departments of Transportation (DOTs) Participation in the One Call Process as an Underground Facility Operator
NCHRP 20-07/Task 390Parametric Study & Cost Effects for the USDOT Truck Size & Weight Study Vehicles
NCHRP 20-07/Task 391Energy Criteria for Maintaining Fully Animated Particles of Loose Asphalt in AASHTO T 209 Testing
NCHRP 20-07/Task 392Plan for an AASHTO Operations Guide
NCHRP 20-07/Task 393Motor Vehicle Safety Countermeasures: Impacts on Pedestrian and Bicyclist Safety
NCHRP 20-07/Task 394Development of Performance-Based Geometric Design Content for the Next Edition of the AASHTO Green Book
NCHRP 20-07/Task 395MASH Equivalency of NCHRP 350-Approved Bridge Railings
NCHRP 20-07/Task 396Updating the AASHTO Seismic Hazard Maps and Site Coefficients
NCHRP 20-07/Task 397Characteristics of Decommissioned Bridges
NCHRP 20-07/Task 398Development of Performance-Based Geometric Design Content for the Next Edition of the AASHTO Green Book
NCHRP 20-07/Task 399Identifying Bridge Maintenance and Preservation Activities which Minimize Environmental Impact
NCHRP 20-07/Task 400Effect of Elevation on Rolling Thin Film Oven Aging of Asphalt Binders
NCHRP 20-07/Task 401Addressing Roadside Safety: A Systemic Approach to Hardware Replacement Analysis to Support MASH Implementation
NCHRP 20-07/Task 402Proposed Modification to AASHTO LRFD Reinforced Concrete Interface Shear Design and Detailing
NCHRP 20-07/Task 403Develop Detailed Elements for Movable Bridge Inspection and Management
NCHRP 20-07/Task 404Reevaluation of the Side Friction Values used to Determine Horizontal Curve Radii Using Crash Data
NCHRP 20-07/Task 405Reevaluation of the Perception and Reaction Time and Deceleration Rates for Stopping
NCHRP 20-07/Task 406Development of a Framework for Balanced Asphalt Mixture Design
NCHRP 20-07/Task 407Utility Coordination Efficiency, Safety, Cost, and Schedule Impacts using various Contracting Methods
NCHRP 20-07/Task 408Transportation System Management and Operations (TSMO) Workforce: Skills, Positions, Recruitment, Retention, and Career Development
NCHRP 20-07/Task 409ITS Communications Integration Needs for Legacy and Emerging Programs Including
NCHRP 20-07/Task 410Load Rating for the Fast Act Emergency Vehicles Ev-2 and Ev-3
NCHRP 20-07/Task 411Review and Update of AASHTO Standard Practice R 87
NCHRP 20-07/Task 412Adjustments to the Superpave Volumetric Mixture Design Procedure for Selecting Optimum Asphalt Content
NCHRP 20-07/Task 413Relocation and Acquisition of Outdoor Advertising Signs Impacted by State Highway Projects: Time and Cost Comparison
NCHRP 20-07/Task 414Benefits of Adaptive Traffic Control Deployments -- A Review of Evaluation Studies
NCHRP 20-07/Task 415Proposed AASHTO Guidelines for Bottom Flange Limits of Steel Box Girders
NCHRP 20-07/Task 416Alternative Technologies for Mitigating the Risk of Injuries and Deaths in Work Zones
NCHRP 20-07/Task 417Reorganization and Strategy to Update the AASHTO Drainage Manual
NCHRP 20-07/Task 418An Impact and Value Analysis of Requiring Geo-spatial Locations for Utility Installation As-builts
NCHRP 20-07/Task 419Accommodation of Small Cell Sites within Public Rights-of-Way (ROW)
NCHRP 20-07/Task 420Road User Understanding of Bicycle Signal Symbol Indications
NCHRP 20-07/Task 421Review and Update of AASHTO Standard Methods of Test T27 and T30
NCHRP 20-07/Task 422User Review of the AASHTO Guide for Local Calibration of the MEPDG
NCHRP 20-07/Task 423Planning for a Comprehensive Update and Restructuring of AASHTO’s A Policy on Geometric Design of Highways and Streets (8th Edition)
NCHRP 20-07/Task 424AASHTO Guidelines for the Operation of Movable Bridges from Remote Locations
NCHRP 20-07/Task 425Emerging LED Technologies and Use within Tunnels
NCHRP 20-07/Task 426Challenges and Opportunities: A Strategic Plan for Equipment Management Research
NCHRP 20-07/Task 427Developing a Recommended AASHTO Standard Practice for Selection of Temperature-Measuring Devices
NCHRP 20-07/Task 428Update of the 2012 AASHTO Guide Specification for Design of Bonded FRP Systems for Repair and Strengthening of Concrete Bridge Elements
NCHRP 20-100Return on Investment in Transportation Asset Management Systems and Practices
NCHRP 20-101Guidelines to Incorporate the Costs and Benefits of Adaptation Measures in Preparation for Extreme Weather Events and Climate Change
NCHRP 20-102Impacts of Connected Vehicles and Automated Vehicles on State and Local Transportation Agencies--Task-Order Support
NCHRP 20-102(01)Policy and Planning Actions to Internalize Societal Impacts of CV and AV Systems into Market Decisions
NCHRP 20-102(02)Impacts of Regulations and Policies on CV and AV Technology Introduction in Transit Operations
NCHRP 20-102(03)Challenges to CV and AV Application in Truck Freight Operations
NCHRP 20-102(04)Evaluation Guidance for Automated Vehicle Pilot and Demonstration Projects
NCHRP 20-102(05)Strategic Communications Plan for NCHRP Project 20-102
NCHRP 20-102(06)Road Markings for Machine Vision
NCHRP 20-102(07)Implications of Automation for Motor Vehicle Codes
NCHRP 20-102(08)Dedicating Lanes for Priority or Exclusive Use by CVs and AVs
NCHRP 20-102(09)Updating Regional Transportation Planning and Modeling Tools to Address Impacts of Connected and Automated Vehicles
NCHRP 20-102(10)Cybersecurity Implications of CV/AV Technologies on State and Local Transportation Agencies
NCHRP 20-102(11)Mobility-on-Demand and Automated Driving Systems: A Framework for Public-Sector Assessment
NCHRP 20-102(12)Business Models to Facilitate Deployment of CV Infrastructure to Support AV Operations
NCHRP 20-102(13)Planning Data Needs and Collection Techniques for CV/AV Applications
NCHRP 20-102(14)Data Management Strategies for CV/AV Applications for Operations
NCHRP 20-102(15)Impacts of Connected and Automated Vehicle Technologies on the Highway Infrastructure
NCHRP 20-102(16)Impacts of Connected, Automated Vehicle Technologies on Traffic Incident Management Response
NCHRP 20-102(17)Deployment Guidance for CV Applications in the Open Source Application Development Portal
NCHRP 20-102(18)Minimum Safety Data Needed for Automated Vehicle Operations and Crash Analysis
NCHRP 20-102(19)Update AASHTO’s Connected Vehicle/Automated Vehicle Research Roadmap
NCHRP 20-102(19)BUpdated Research Roadmap for NCHRP 20-102, Impacts of Connected Vehicles and Automated Vehicles on State and Local Transportation Agencies
NCHRP 20-102(20)Preparing the Transportation Workforce for the Deployment of Emerging Technology
NCHRP 20-102(21)Infrastructure Modifications to improve the Operational Domain of Automated Vehicles
NCHRP 20-102(22)State and Local Impacts of Automated Freight Transportation Systems
NCHRP 20-102(23)Potential Impacts of Highly Automated Vehicles and Shared Mobility on Traveler Behavior
NCHRP 20-102(24)Infrastructure Modifications to Improve the Operational Conditions of Automated Vehicles
NCHRP 20-102(25)Readiness and Effectiveness of Freeway-Based Corridor V2X Applications for Improving Congestion and Safety
NCHRP 20-102(26)Dynamic Curbside Management: Keeping Pace with New and Emerging Mobility and Technology in the Public Right of Way
NCHRP 20-102(27)Realistic Timing Estimates for Automated Vehicle Implementation
NCHRP 20-102(28)Preparing Transportation Agencies for Connected and Automated Vehicles in Work Zones
NCHRP 20-102(29)Incorporating New Mobility Options into Travel Demand Forecasting and Modeling
NCHRP 20-102(30)Equity Impacts of Shared AVs on Transportation Disadvantaged Communities
NCHRP 20-102(31)Unintended Consequences of AVs on Infrastructure Owner-Operators
NCHRP 20-102(32)Safety Implications in a Mixed Vehicle Environment
NCHRP 20-102(33)A Guide to Enhancing the Safety of Vulnerable Road Users in a CAV Future
NCHRP 20-102(34)Toolbox for Navigating the Land-Use Impacts of the Automated Vehicle Ecosystem
NCHRP 20-102(35)C/AV Applications for IOO Fleets
NCHRP 20-103Guidance for Development and Management of Sustainable Information Portals
NCHRP 20-104Capturing and Learning Essential Consultant-Developed Knowledge within Departments of Transportation
NCHRP 20-105Development of Course Outlines for Ahead of the Curve Training Program: Mastering the Management of Transportation Research
NCHRP 20-105BDevelopment of Course Outlines for Ahead of the Curve Training Program: Mastering the Management of Transportation Research
NCHRP 20-106Framing Surface Transportation Research for the Nation's Future
NCHRP 20-107Effective Construction Project Staffing Strategies for Transportation Agencies
NCHRP 20-108Guide to Sustaining a Culture of Innovation within Departments of Transportation
NCHRP 20-109Enhancement of the Transportation Research Thesaurus
NCHRP 20-110A Guide to Ensure Access to the Publications and Data of Federally Funded Transportation-Related Research
NCHRP 20-111GBest Practices for State DOT Research Program Peer Exchanges
NCHRP 20-111JSuccessful Practices for State Transportation Research Office's Complying with 2 CFR 200
NCHRP 20-112A Research Roadmap for Transportation and Public Health
NCHRP 20-113Research Roadmap -- Transformational Technologies (other than CV/AV)
NCHRP 20-113ASupport for TRB Symposium on Transformational Technologies Affecting Transportation
NCHRP 20-113FTopical White Papers for the TRB Forum on Automated Vehicles and Shared Mobility
NCHRP 20-114Multimodal Freight Transportation Research Roadmap
NCHRP 20-116An Emergency Management Playbook for State Transportation Agencies
NCHRP 20-117Deploying Transportation Resilience Practices in State DOTs
NCHRP 20-118Benchmarking and Comparative Measurement for Effective Performance Management by Transportation Agencies
NCHRP 20-119Evaluating the Suitability of Roadway Corridors for Use by Monarch Butterflies
NCHRP 20-120Next Generation Transportation Pooled Fund (TPF) Website
NCHRP 20-121State DOT Contributions to the Study, Investigation, and Interdiction of Human Trafficking
NCHRP 20-121ACountering Human Trafficking: A Toolkit for State DOTs
NCHRP 20-122Rural Transportation Issues: Research Roadmap
NCHRP 20-123Support for AASHTO Committees and Councils
NCHRP 20-123(01)Transportation Asset Management Strategic Planning and Research Roadmap Development
NCHRP 20-123(02)Research Roadmap for the AASHTO Council on Active Transportation
NCHRP 20-123(03)Staying Nimble: Organizational Development for the Cutting Edge
NCHRP 20-123(04)Development of a Risk Management Strategic Plan and a Research Roadmap
NCHRP 20-123(05)Support for Review of the Manual on Uniform Traffic Control Devices (MUTCD) Notice of Proposed Amendments (NPA)
NCHRP 20-123(06)Merging and Updating AASHTO Policy on the Accommodation of Utilities within Freeway Right-of-Way and AASHTO Guide for Accommodating Utilities within Highway Right-of-Way
NCHRP 20-123(07)Update proposed Manual for the Maintenance of Roadways and Bridges
NCHRP 20-123(08)Scoping Study to Update User and Non-User Benefit Analysis for Highways
NCHRP 20-123(09)Feasibility Study for a Platform to Capture Innovations from State Departments of Transportation
NCHRP 20-123(10)AASHTO Committee on Bridges and Structures Strategic Plan, Operating Guidelines, and Research Roadmap Development
NCHRP 20-123(11)High-Value Research Marketing and Communications for 2020
NCHRP 20-123(12)System Mobility and Emerging Technologies (SMET): Strategic Planning Session and Research Roadmap Development
NCHRP 20-123(13)Strategic Plan and Research Roadmap for the AASHTO Committee on Planning
NCHRP 20-123(14)Scoping Study for the Development of a Platform for State DOT and AASHTO Committee Surveys
NCHRP 20-123(15)Support for AASHTO Approval of the Transportation Operations Manual
NCHRP 20-123(16)Roadmap for the Transformation to Computer Simulation-Based Assessment of Bridge Railings
NCHRP 20-123(16)ARoadmap for the Transformation to Computer Simulation-Based Assessment of Bridge Railings
NCHRP 20-123(17)Highway Safety Manual Development and Roadmap
NCHRP 20-123(18)Development of a New Transportation System Operations Strategic Plan
NCHRP 20-123(19)A Research Roadmap for Institutionalizing Transportation Equity
NCHRP 20-123(20)Roadmap to Update Bridge Deck Design Requirements
NCHRP 20-123(21)Roadmap to Update Bridge Evaluation
NCHRP 20-123(22)Development of Modern Active Transportation Research Roadmap10/14/202412/5/2024
NCHRP 20-123(23)A Strategic Plan for Equipment Management Research
NCHRP 20-123(24)Roadmap for Integrated Selection of Multimodal Facilities10/10/202411/27/2024
NCHRP 20-124Deploying Transportation Security Practices in State DOTs
NCHRP 20-125Strategies for Incorporating Resilience into Transportation Networks
NCHRP 20-126Support for Critical Issues in Transportation and Commitment to the Future IHS
NCHRP 20-126(01)Programmatic Issues of Future System Performance
NCHRP 20-126(02)State Transportation Agency Multifaceted Decision-Making for Future System Performance
NCHRP 20-126(03)Advancing Practices of In Situ Nondestructive Evaluation of Highway System Asset Foundational Condition and Capability
NCHRP 20-127Business Case and Communications Strategies for State DOT Resilience Efforts
NCHRP 20-128Emergency Response: Organizational and Operational Models Used by State DOTs
NCHRP 20-129Guide for Addressing Encampments on State Transportation Rights-of-Way
NCHRP 20-130Incorporating Human Factors Guidelines into Transportation Projects, Programs, and Practices
NCHRP 20-131Qualitatively Valuing Research for Transportation Agencies: A Guide10/14/202412/2/2024
NCHRP 20-132Electric Vehicle Fire Mitigation and Response Toolkit10/16/202412/5/2024
NCHRP 20-133Toolkit for Implementation of AI-Based Solutions for State Departments of Transportation11/22/20241/13/2025
NCHRP 20-134Guide for Conducting Right-of-Way Research in the Project Delivery Process11/25/20241/16/2025
NCHRP 20-135Incorporating Public Health Outcomes into the Transportation Planning and Decision-Making Process10/31/202412/18/2024
NCHRP 20-136Leveraging Original Equipment Manufacturer Vehicle Sensor Data for Pavement Management10/25/202412/9/2024
NCHRP 20-137Compensating Community Members for Participation in Transportation Decision-Making: Emerging Best Practices11/13/20241/13/2025
NCHRP 20-138Defining, Assessing, and Monitoring Transportation System Health: Guide10/24/202412/12/2024
NCHRP 20-19(2)Pedestrian Safety and Convenience on Suburban and Rural Highways---Implementation Phase
NCHRP 20-23Kinematic Differential GPS Satellite Surveying1/1/1900
NCHRP 20-24Administration of Highway and Transportation Agencies
NCHRP 20-24(001)Using Market Research to Improve the Management of Transportation Systems
NCHRP 20-24(002)Executive Management Information Systems for State Departments of Transportation
NCHRP 20-24(003)Expanding the Civil Engineering Pool
NCHRP 20-24(003)ACivil Engineering Careers in Transportation---Outreach Program
NCHRP 20-24(005)Public Outreach in Transportation Management
NCHRP 20-24(006)APerformance Measures for State Highway and Transportation Agencies
NCHRP 20-24(006)BBusiness Systems Plan for Highway Engineering Information
NCHRP 20-24(006)CInformation Systems for Transportation Agencies
NCHRP 20-24(007)Alternatives to Motor Fuel Taxes for Financing Surface Transportation Improvements
NCHRP 20-24(007)AAlternative Approaches to the Taxation of Heavy Vehicles
NCHRP 20-24(008)Project 20-24 Series---Revisited
NCHRP 20-24(009)State Departments of Transportation---Strategies for Change
NCHRP 20-24(010)Customer-Based Quality in Transportation
NCHRP 20-24(011)Asset Management Guidance for Transportation Agencies
NCHRP 20-24(012)Avoiding Delays During the Construction Phase of Highway Projects
NCHRP 20-24(013)Innovative Financing Clearinghouse
NCHRP 20-24(014)Managing Change in State Departments of Transportation
NCHRP 20-24(018)Outsourcing of State DOT Delivery of Capital Programs
NCHRP 20-24(019)State DOTs and E-Business
NCHRP 20-24(020)Using Performance Measures to Manage Change in State Departments of Transportation
NCHRP 20-24(021)Characteristics of the 21st Century Operations-Oriented State DOT
NCHRP 20-24(023)Assessing the Importance of Transportation for Major Industries and Sectors of the U.S. Economy
NCHRP 20-24(024)Transportation Mobility, Access and Safety for an Aging Population
NCHRP 20-24(029)CEO Leadership Forum
NCHRP 20-24(030)Performance Measurement in Context Sensitive Design
NCHRP 20-24(031)Effective Program Delivery in a Constrained Fiscal Environment
NCHRP 20-24(033)Transportation Vision 2010 and Beyond
NCHRP 20-24(034)Commuting in America
NCHRP 20-24(035)Communicating Urban Congestion Information
NCHRP 20-24(036)AASHTO Strategic Plan Support
NCHRP 20-24(037)Measuring Performance among State DOTs: Sharing Good Practices
NCHRP 20-24(037)AMeasuring Performance among State DOTs: Sharing Good Practices -- Construction Project Cost and Schedule
NCHRP 20-24(037)BMeasuring Performance among State DOTs: Sharing Good Practices based on the International Roughness Index
NCHRP 20-24(037)CMeasuring Performance Among State DOTs, Sharing Best Practices -- Safety
NCHRP 20-24(037)DMeasuring Performance Among State DOTs, Sharing Best Practices--Operations Performance Using Incident Response Time
NCHRP 20-24(037)EMeasuring Performance Among State DOTs, Sharing Best Practices— Preservation: Comparative Analysis of Bridge Conditions
NCHRP 20-24(037)FEstablishment of Comparative Performance Measures Program Infrastructure to Support National System Performance Data Collection and Analysis
NCHRP 20-24(037)GTechnical Guidance for Deploying National Level Performance Measurements
NCHRP 20-24(037)HWorkshop on Transportation-System Performance Measures Suitable for National Use
NCHRP 20-24(037)IMeasuring Performance among State DOTs: Sharing Good Practices -- Congestion
NCHRP 20-24(037)JMeasuring Performance among State DOTs: Sharing Good Practices – Pavement Health
NCHRP 20-24(037)KMeasuring Performance among State DOTs: Sharing Good Practices -- Serious Crash Injury
NCHRP 20-24(037)LNational Report on Transportation System Performance -- State DOTs Telling the Story
NCHRP 20-24(038)CEO Engagement Options
NCHRP 20-24(039)Alternative Organizational Designs for State Transportation Departments
NCHRP 20-24(040)Analysis and Benchmarking of State DOT Recruitment and Hiring Practices
NCHRP 20-24(041)Project Summaries for State DOT CEOs
NCHRP 20-24(042)Guidelines for State DOT quality management systems
NCHRP 20-24(043)Innovative Contracting for Major Transportation Projects Workshop
NCHRP 20-24(044)Highway Safety Leadership Organizational Issues; A Survey of States and Recommendations for Sustaining Progrss
NCHRP 20-24(045)Executive Seminar, Coordinating Transportation and Land Development
NCHRP 20-24(046)Freight Transportation: New Roles for State DOTs
NCHRP 20-24(047)Racial and Gender Diversity in State DOTs and Transit Agencies: Phase I Benchmark Scoping
NCHRP 20-24(048)Analysis and Benchmarking of State DOT Human Resource Activities
NCHRP 20-24(049)Future Financing Options to Meet Highway and Transit Needs
NCHRP 20-24(050)In-Service Training Needs for State DOTs
NCHRP 20-24(051)State DOT Leadership Forum--2006
NCHRP 20-24(052)Future Options for the National System of Interstate and Defense Highways
NCHRP 20-24(053)Twenty-First Century Leadership and Management Techniques for State DOTs
NCHRP 20-24(054)2006 Bottom Line Report State and National Investment Analysis: Highways
NCHRP 20-24(054)G2006 AASHTO Bottom Line Scoping
NCHRP 20-24(055)National Summit on Future Transportation Funding and Finance Strategies: States and Metropolitan Regions
NCHRP 20-24(056)National Leadership Retreat for State and Local Officials to Advance a Vision of the Transportation System Required to Meet Future Needs
NCHRP 20-24(058)Toward Developing Performance Based Federal-Aid Programs
NCHRP 20-24(059)Strategies for Reducing the Impacts of Surface Transportation on Global Climate Change
NCHRP 20-24(060)Updating AASHTO's Strategic Plan in CY 2008
NCHRP 20-24(061)Issues and Practices in Performance-Based Maintenance and Operations Management
NCHRP 20-24(062)Communication Strategies To Increase Understanding of Funding and Revenue Needs for the Nation’s Transportation System
NCHRP 20-24(063)Partnership Approaches to Identify, Promote, and Implement Congestion Management Strategies
NCHRP 20-24(064)Implications of Performance Standards, Conformity-Style Approaches, and Other Mechanisms for Assessing Greenhouse Gas (GHG) Reduction Strategies and Integrating GHG Objectives into Transportation Decision Making
NCHRP 20-24(065)Strengthened Economic Basis for Systematic Selection of Highway and Transit Projects
NCHRP 20-24(066)Update of Technology and Alternative Fuels Assessment
NCHRP 20-24(067)State DOT CEO Leadership Forum- Spring/Summer 2009; Pilot Study of State Driven Performance Based Management Reporting
NCHRP 20-24(068)Estimating the Costs to State Governments Due to Highway-Related Debilitating Injury and Fatal Crashes
NCHRP 20-24(069)Implementable Strategies for Shifting to Direct Usage-Based Charges for Transportation Funding
NCHRP 20-24(070)Update the 2003 Report Reducing Greenhouse Gas Emissions from U.S. Transportation
NCHRP 20-24(071)Expediting NEPA Decisions and Other Practitioner Strategies for Addressing High Risk Issues in Project Delivery
NCHRP 20-24(072)Maximizing Highway Operational Strategies to Reduce Greenhouse Gas (GHG) Emissions
NCHRP 20-24(073)Economic and Employment Benefits of Highway Investments in Response to Economic Downturns: A Scoping Study
NCHRP 20-24(074)Executive Strategies for Risk Management by State Departments of Transportation
NCHRP 20-24(075)Development of a Performance Management Roadmap
NCHRP 20-24(076)Developing Surface Transportation Funding and Financing Solutions for the Coming Decade
NCHRP 20-24(077)Support for a TRB-sponsored conference on Strategies for Meeting Critical Data Needs for State and Metropolitan Transportation Agencies
NCHRP 20-24(079)Specifications for a National Study of the Future 3R, 4R, and Capacity Needs of the Interstate System
NCHRP 20-24(080)Assessing the Economic Benefit of Transportation Infrastructure Investment in a Mature Surface Transportation System
NCHRP 20-24(081)Leading in Lean Times: Maximizing Resources in a Constrained Environment
NCHRP 20-24(082)Increasing Consistency in the Highway Performance Monitoring System for Pavement Reporting
NCHRP 20-24(083)Alternative State DOT Organizational Models for Delivering Services
NCHRP 20-24(084)State DOT CEO Leadership Forum 2013
NCHRP 20-24(086)Critical Assessment for Future Surface Transportation Needs Analyses (Refresh the Policy Capacity of the Bottom Line/C&P)
NCHRP 20-24(087)State DOT Administration of Local Road Safety Aid
NCHRP 20-24(089)Role and Value of Transportation for U.S. Industries and Sectors
NCHRP 20-24(091)State DOT CEO Safety Leadership Forum (Support)
NCHRP 20-24(092)Evaluation of State-of-the-Art Transportation Funding and Finance Methods
NCHRP 20-24(093)Public Communication
NCHRP 20-24(094)Support for Development of AASHTO’s Strategic Plan
NCHRP 20-24(095)Ensuring Essential Capability for the Future Transportation Agency
NCHRP 20-24(097)Advancing Performance Management under a National Framework
NCHRP 20-24(098)Connected/Automated Vehicle Research Roadmap for AASHTO
NCHRP 20-24(099)CEO Peer Exchange on Agency Management and Emerging Issues (2015)
NCHRP 20-24(100)State DOT CEO Leadership Forum – a Focus on Transportation Futures
NCHRP 20-24(101)An Introduction to Knowledge Management and Workforce Issues for CEOs: A CEO Leadership Workshop
NCHRP 20-24(102)Executive Strategies to Deliver Practical Design
NCHRP 20-24(103)Transportation Investment for Economic Development: Making the Case (Peer Exchange)
NCHRP 20-24(104)State DOT Implementation of MAP21 Performance Measure Rules
NCHRP 20-24(105)Launching U.S. Transportation Enterprise Risk Management Programs
NCHRP 20-24(106)Evaluation Guidance for Automated Vehicle Pilot and Demonstration Projects
NCHRP 20-24(107)Update to Transportation Governance: A 50-State Review of State Legislatures and Departments of Transportation
NCHRP 20-24(108)CEO Peer Exchange on Agency Management and Emerging Issues (2016)
NCHRP 20-24(110)Development of Resources to Support State DOT Communications on Safety
NCHRP 20-24(111)State DOT CEO Leadership Forum on Connected & Autonomous Vehicles and Transportation Infrastructure Readiness in conjunction with 2017 ITSWC, Montreal, Canada
NCHRP 20-24(112)Connected Road Classification System (CRCS) Development
NCHRP 20-24(113)CEO Orientation and Peer Exchange Workshop 2017
NCHRP 20-24(116)Guidance on Roles and Responsibilities in Operation of Automated Vehicles
NCHRP 20-24(119)Strategic Research in Support of the Connected and Automated Vehicle Executive Leadership Team
NCHRP 20-24(12)AImproving the Time Performance of Highway Construction Contracts
NCHRP 20-24(121)Road Usage Charge: Applying Lessons Learned in New Zealand to the United States
NCHRP 20-24(122)A Comprehensive Study of Future Competencies for Transportation Planners
NCHRP 20-24(124)Performance Management Reporting Peer Exchange
NCHRP 20-24(125)Scoping Study to Develop the Basis for a Highway Standard to Conduct an All-Hazards Risk and Resilience Analysis
NCHRP 20-24(126)National Automation Readiness Framework: Coast-to-Coast Automated Mobility
NCHRP 20-24(127)Performance Management Implementation Concerns, Issues and Challenges
NCHRP 20-24(128)State-of-the-Art Review of Cooperative Automated Transportation (CAT) Systems
NCHRP 20-24(129)CEO Peer Exchange and Strategy Forum (2019)
NCHRP 20-24(130)Support for Development of AASHTO’S 2021-2026 Strategic Plan
NCHRP 20-24(131)Mapping the Common Interests of AASHTO Committees
NCHRP 20-24(132)Understanding Knowledge Management in Context with Other Organizational Practices
NCHRP 20-24(133)Update to Transportation Governance: A 50-State Review of State Legislatures and Departments of Transportation
NCHRP 20-24(134)Practices for Transportation Agency Procurement and Management of Advanced Technologies
NCHRP 20-24(135)Operational Oversight of Drones - UAS Development and Deployment: Jurisdictional Issues and Options
NCHRP 20-24(136)Enabling Knowledge Management through Leadership Strategy and Culture
NCHRP 20-24(137)Assessing and Communicating the Economic and Quality of Life Benefits of Transportation Infrastructure Investments: Message Testing
NCHRP 20-24(138)Collective and Individual Actions for State Departments of Transportation Envisioning and Realizing the Next Era of America’s Transportation Infrastructure – Phase I
NCHRP 20-24(138)ACollective and Individual Actions to Envision and Realize the Next Era of America’s Transportation Infrastructure—Phase 2
NCHRP 20-24(139)Into the 2020s: A Peer Exchange Series for State Department of Transportation CEOs
NCHRP 20-24(141)Advancing the Art and Science of Decision-Making
NCHRP 20-24(144)Enhancing State DOTs Agility in Project Development and Delivery
NCHRP 20-24(145)Harnessing the Safe System Approach to Improve Traffic Safety
NCHRP 20-24(146)Guide to Supporting and Sustaining Transportation Grant Programs for Local Governments and Tribes
NCHRP 20-24(147)Identify Best Practices for Automated Driving Systems and Other Emerging Technologies
NCHRP 20-24(148)Transportation Climate Adaptation Through Asset Management Prioritization of Resilient Routes
NCHRP 20-24(149)Recruiting and Retaining Talent in the Transportation Industry: Guide
NCHRP 20-24(150)A Framework for Data Exchanges Between Transportation Agencies and Third-Party Mapping Organizations10/22/202412/13/2024
NCHRP 20-24(151)Implementation of Artificial Intelligence Programs in State and Local Departments of Transportation
NCHRP 20-24(152)Current Workforce Challenges to Recruit and Retain Construction Inspectors
NCHRP 20-24(153)Roadmap to Addressing State DOT Workforce Planning and Development Needs
NCHRP 20-24ATask-Order Support for Research on the Administration of Highway and Transportation Agencies
NCHRP 20-24BResearch Supporting the NCHRP Project Panel on Administration of Highway and Transportation Agencies
NCHRP 20-25Training Needs for Highway Construction Personnel1/1/1900
NCHRP 20-25(2)Training for Highway Construction Personnel1/1/1900
NCHRP 20-25(3)Development of Training Material for Highway Construction Personnel1/1/1994
NCHRP 20-26Bond and Insurance Coverages for Highway Construction Contractors1/1/1900
NCHRP 20-27Adaptation of Geographic Information Systems for Transportation1/1/1900
NCHRP 20-27(2)Development of System and Application Architectures for Geographic Information Systems in Transportation1/1/1994
NCHRP 20-27(3)Guidelines for the Implementation of Multimodal Transportation Location Referencing Systems1/1/1994
NCHRP 20-28Hazardous Wastes in Highway Rights-of-Way1/1/1900
NCHRP 20-29Development of a Multimodal Framework for Freight Transportation Investment: Consideration of Rail and Highway Trade-offs1/1/1900
NCHRP 20-29(2)Development of a Computer Model for Multimodal, Multicriteria Transportation Investment Analysis 1/1/1994
NCHRP 20-30NCHRP-IDEA
NCHRP 20-31Public Policy for Surface Freight Transportation1/1/1900
NCHRP 20-32Development of a Comprehensive Thesaurus for Transportation Research
NCHRP 20-32(2)Refinement of Transportation Research Thesaurus and Implementation of Updated TRIS Keyword Index
NCHRP 20-33Facilitating the Implementation of Research Findings1/1/1900
NCHRP 20-33(2)The Role of Procurement and Contracting Approaches in Facilitating the Implementation of Research Findings1/1/1994
NCHRP 20-34Developing Measures of Effectiveness for Truck Weight Enforcement Activities
NCHRP 20-35Plan for SHRP Follow-Up Studies1/1/1900
NCHRP 20-36Highway Research and Technology -- International Information Sharing
NCHRP 20-37Strategic Direction for the NCHRP and Other AASHTO Research Activities1/1/1900
NCHRP 20-38Development of a Manual for State Transportation Research1/1/1900
NCHRP 20-39Improved User Access to TRIS Through the AASHTO VAN
NCHRP 20-39(2)Improved Transportation Research-In-Progress Data System
NCHRP 20-40Conversion of AASHTO Publications to Metric Units1/1/1994
NCHRP 20-41Approaches for Increasing Private-Sector Involvement in Highway Innovation Process1/1/1900
NCHRP 20-42Sustainable Transportation1/1/1900
NCHRP 20-43Application of CD-ROM Technology for AASHTO Technical Documents
NCHRP 20-44NCHRP Implementation Support Program
NCHRP 20-44(01)Increasing WMA Implementation by Leveraging the State-Of-The-Knowledge
NCHRP 20-44(02)Implementation of the AASHTO Guide for Enterprise Risk Management
NCHRP 20-44(03)Dissemination of NCHRP Report 799: Management Guide to Intellectual Property for State Departments of Transportation
NCHRP 20-44(04)Implementing Products from NCHRP Research on Adhesive Anchor Systems
NCHRP 20-44(05)Dissemination of “NCHRP Domestic Scan 14-01: Leading Management Practices in Determining Funding Levels for Maintenance and Preservation”
NCHRP 20-44(06)Consultant Support for Massachusetts DOT’s Commission on the Future of Transportation in the Commonwealth
NCHRP 20-44(08)NCHRP Comprehensive Communications Plan
NCHRP 20-44(09)Quantitative and Qualitative Methods for Capturing the Impacts and Value of NCHRP Research
NCHRP 20-44(11)Advancing practices for data governance, information management, and managing the impact of digitization on DOT workforces
NCHRP 20-44(12)Building Capacity for Self-Assessment of Data Effectiveness for Agency Business Needs
NCHRP 20-44(13)Implementation of NCHRP Research Report 893: The Oregon DOT Statewide Pedestrian and Bicycle Plan
NCHRP 20-44(14)Implementation of NCHRP Research Report 887 - Guidance for Underwater Installation of Filter Systems
NCHRP 20-44(15)Consultant Support for implementation of Design Hydrology for Stream Restoration and Channel Stability at Stream Crossings
NCHRP 20-44(16)Implementation of IDEAL Cracking Test for Asphalt Mix Design QC/QA
NCHRP 20-44(17)Implementing the Results of NCHRP Project 20-68A, Domestic Scan 17-01: Successful Approaches for the Use of Unmanned Aerial Systems by Surface Transportation Agencies
NCHRP 20-44(18)Validation of the PFC Performance-Based Mix Design Method
NCHRP 20-44(19)Implementation of Proposed AASHTO Standards for Asphalt Binders and Mixtures
NCHRP 20-44(21)Synthesis of State Peer Exchanges and RPPM
NCHRP 20-44(22)Right Sizing Transportation Investments
NCHRP 20-44(23)Pilot Test of Climate Change Design Practices Guide for Hydrology and Hydraulics
NCHRP 20-44(24)Pilot Test of Proposed Standard Practice for Recycling Agents in Asphalt Mixtures Incorporating RAP and RAS
NCHRP 20-44(25)Workshop to Introduce Proposed Changes to AASHTO M 320 and M 332 to Key Stakeholder Groups
NCHRP 20-44(26)Implementing Guide Specifications for the Construction of Chip Seals, Micro Surfacing, and Fog Seals
NCHRP 20-44(27)Facilitating Balanced Mix Design Implementation
NCHRP 20-44(28)Development of a Technology Transfer Plan for State Departments of Transportation Research Programs
NCHRP 20-44(29)Training for Highway Construction Noise Prediction Model-RCNM2.0
NCHRP 20-44(30)Measuring the Effectiveness of Public Involvement at Five State Departments of Transportation: Implementation of the NCHRP Research Report 905 Toolkit
NCHRP 20-44(32)Guidelines for Selecting Travel Forecasting Methods and Techniques—Implementation
NCHRP 20-44(33)Implementing NCHRP Project 20-119: Evaluating the Suitability or Roadway Corridors for Use by Monarch Butterflies
NCHRP 20-44(34)Successful Practices for State Transportation Research Office's Complying with 2 CFR 200 (NCHRP 20-111J)
NCHRP 20-44(35)Implementation for NCHRP Research Report 948—Guide for Pedestrian and Bicycle Safety at Alternative Intersections and Interchanges
NCHRP 20-44(36)Workshops on Long-Range Strategic Issues Affecting Preservation, Maintenance, and Renewal of Highway Infrastructure
NCHRP 20-44(36)AWorkshops on Long-Range Strategic Issues Affecting Preservation, Maintenance, and Renewal of Highway Infrastructure
NCHRP 20-44(37)Workshops on Performance Measures in Snow and Ice Control Operations
NCHRP 20-44(39)Consultant Support for Implementation of Guidebook for Managing Data from Emerging Technologies
NCHRP 20-44(40)Implementing the Agency Capability Building Framework to Activate Organizational Change
NCHRP 20-44(41)Deploying Transportation Resilience Practices in State DOTs: Implementation
NCHRP 20-44(42)Agency Implementation of the Design-Build and Contract Manager/General Contractor Guidebooks for Post-Award Contract Administration
NCHRP 20-44(43)Implementing the Benefits of Green Infrastructure for Effective Roadside Water Management
NCHRP 20-44(44)Implementing the Design Practices Guide for Applying Climate Change Information to Hydrologic and Coastal Design of Transportation Infrastructure
NCHRP 20-44(45)Supporting State DOT Adoption of Knowledge Management Practices
NCHRP 20-44(46)Implementing the Asset Valuation Guide Developed Through NCHRP Project 23-06
NCHRP 20-44(47)UAS Operations Practical Skills Pilot Program for State DOTs
NCHRP 20-44(48)Peer Exchanges on Data Management and Governance Practices
NCHRP 20-44(49)Research Implementation - Strategies for Overcoming Barriers
NCHRP 20-44(50)Implementation of Asphalt Pavement Raveling Detection Algorithm
NCHRP 20-44(51)Developing Training Materials to Implement Context Classifications
NCHRP 20-44(52)Implementing a Guide for Urban and Suburban Roadway Cross-Section Reallocation
NCHRP 20-44(53)Implementing the Areawide Approach to Roadway Safety Management and Safety Planning
NCHRP 20-44(54)Training Program for the Emergency Management Playbook
NCHRP 20-44(55)Implementing NCHRP Guides on Pollinator Habitat Conservation along Roadways
NCHRP 20-44(56)Implementation Project to Measure and Communicate the Value of Access Management
NCHRP 20-44(57)Implementing Scenario Planning Across Transportation Agencies
NCHRP 20-44(58)Helping MPOs and State DOTs Implement Innovative Strategies from NCHRP Research Report 1002 10/28/202412/18/2024
NCHRP 20-44(59)Implementing the research results of NCHRP Research Report 1080, Using Cooperative Automated Transportation Data for Freeway Operational Strategies
NCHRP 20-44(60)Implementation of NCHRP Project 09-65: Capturing Durability of High Recycled Binder Ratio (RBR) Asphalt Mixtures
NCHRP 20-45Scientific Approaches for Transportation Research1/1/1994
NCHRP 20-46Systems Approach to Evaluating Innovations for Integration into Highway Practice
NCHRP 20-47(1)Quality and Accuracy of Positional Data in Transportation1/1/1994
NCHRP 20-48Accessibility of Non-English Language Transportation Information1/1/1994
NCHRP 20-48(01)Making the Business Case for Translating Non-English Transportation Information1/1/1994
NCHRP 20-49Support for LTPP Advisory Structure1/1/1994
NCHRP 20-50(1)LTPP Data Analysis: Data Availability and Facilitation1/1/1994
NCHRP 20-50(10&16)LTPP Data Analysis: Influence of Design and Construction Features on the Response and Performance of New Flexible and Rigid Pavements1/1/1994
NCHRP 20-50(10)LTPP Data Analysis: Factors Affecting the Performance of Flexible and Rigid Pavements1/1/1994
NCHRP 20-50(14)LTPP Data Analysis: Significance of "As-Constructed" AC Air Voids to Pavement Performance
NCHRP 20-50(17)
NCHRP 20-50(18)LTPP Data Analysis: Significance of As-Constructed Asphalt Pavement Air Voids to Pavement Performance
NCHRP 20-50(19)LTPP Data Analysis: Feasibility of Using LTPP Data to Develop Relationships Between Laboratory- and Field-Derived Properties of Unbound Materials
NCHRP 20-50(2)LTPP Data Analysis: Relative Performance of Jointed Plain Concrete Pavements with Sealed and Unsealed Joints1/1/1994
NCHRP 20-50(20)LTPP Data Analysis: Develop Practical Tools and Procedures to Improve WIM Data Quality
NCHRP 20-50(21)Enhancements of Climatic Inputs and Related Models for Pavement ME Using LTPP Climate Tool (MERRA-2)
NCHRP 20-50(21)AEnhancements of Climatic Inputs and Related Models for Pavement ME Using LTPP Climate Tool (MERRA-2)
NCHRP 20-50(22)LTPP Data Analysis: Feasibility of Using LTPP Data to Improve Use of FWD and Longitudinal Profile Measurements
NCHRP 20-50(22)ALTPP Data Analysis: Guidelines to Improve Use of FWD and Longitudinal Profile Measurements
NCHRP 20-50(3&4)LTPP Data Analysis: Effectiveness of Maintenance and Rehabilitation Options1/1/1994
NCHRP 20-50(5)LTPP Data Analysis: Variations in Pavement Design Inputs1/1/1994
NCHRP 20-50(7&12)LTPP Data Analysis: Daily and Seasonal Variations in Insitu Material Properties1/1/1994
NCHRP 20-50(8&13)LTPP Data Analysis: Factors Affecting Pavement Smoothness
NCHRP 20-50(9)LTPP Data Analysis: Feasibility of Using FWD Deflection Data to Characterize Pavement Construction Quality1/1/1994
NCHRP 20-51(1)LTPP Product Development: National Workshop on Pavement Smoothness1/1/1994
NCHRP 20-51(2)LTPP Product Development: PCC Pavement Practice Manual and Workshop1/1/1994
NCHRP 20-51(3)LTPP Product Development: Pavement Smoothness Specification for Approaches to WIM Equipment Sites1/1/1994
NCHRP 20-52TRAC PAC2 -- A Hands-on Educational Program1/1/1994
NCHRP 20-52(01)Implementing TRAC PAC2 -- A Hands-on Educational Program
NCHRP 20-53Using Customer Needs to Drive Transportation Decisions1/1/1994
NCHRP 20-54
NCHRP 20-55TRB Study on Future Surface Transportation Agency Human Resource Needs: Strategies for Recruiting, Training, and Retaining Personnel1/1/1994
NCHRP 20-56New Services for AASHTO's World Wide Web Site
NCHRP 20-57Analytic Tools to Support Transportation Asset Management
NCHRP 20-58Oversight Panel a Future Strategic Highway Research Program1/1/1994
NCHRP 20-58(1)Detailed Planning for Research on Accelerating the Renewal of America's Highways (
NCHRP 20-58(2)Detailed Planning for Research on Making a Significant Improvement in Highway Safety ("Safety")1/1/1994
NCHRP 20-58(3)Detailed Planning for Research on Providing a Highway System with Reliable Travel Times (
NCHRP 20-58(4)Detailed Planning for Research on Providing Highway Capacity in Support of the Nation's Economic, Environmental, and Social Goals ("Capacity")1/1/1994
NCHRP 20-59
NCHRP 20-59(01)AASHTO Security Research Workshops and Forum1/1/1994
NCHRP 20-59(02)Bridge/Tunnel/Highway Infrastructure Vulnerability Workshops1/1/1994
NCHRP 20-59(03)Support for the FHWA/AASHTO Blue Ribbon Panel on Bridge and Tunnel Security1/1/1994
NCHRP 20-59(04)White Paper on Highway Security Issues for Reauthorization1/1/1994
NCHRP 20-59(05)National Needs Assessment for Ensuring Transportation Infrastructure Security1/1/1994
NCHRP 20-59(06)Responding to Threats: A Field Personnel Manual1/1/1994
NCHRP 20-59(06)A&BSystem Security Awareness for Transportation Employees
NCHRP 20-59(07) & 20-59(07)ATransportation Security Information Clearinghouse & White Paper
NCHRP 20-59(08)Emergency Transportation Operations Preparedness and Response Workshop: Adaptations for Rural and International Border Crossing Situations1/1/1994
NCHRP 20-59(09)Methods for Determining Transportation and Economic Consequences of Terrorist Attacks
NCHRP 20-59(10)Secure Communication Infrastructure1/1/1994
NCHRP 20-59(11)Emergency Traffic Operations Management
NCHRP 20-59(12)Security and Emergency Response 2003 Survey of State Transportation Agencies
NCHRP 20-59(14)Research Support for the AASHTO Special Committee on Transportation Security
NCHRP 20-59(14)BResearch Support for the AASHTO Special Committee on Transportation Security and Emergency Management (SCOTSEM)
NCHRP 20-59(14)CStrategic Plan Implementation Support Services for SCOTSEM
NCHRP 20-59(16)Preparation of Educational Materials: Outreach1/1/1994
NCHRP 20-59(16)ASecurity Funding Resources: A Reference Guide for State Transportation Agencies1/1/1994
NCHRP 20-59(16)BSecurity Framework: Fundamentals of Transportation Security for DOTs
NCHRP 20-59(17)Guide to Risk Management of Multimodal Transportation Infrastructure
NCHRP 20-59(18)Guidelines for Transportation Emergency Training Drills and Exercises1/1/1994
NCHRP 20-59(19)Transportation Response Options: Scenarios of Infectious Disease, Biological Agents, Chemical, Biological, Radiological, or Nuclear Exposure
NCHRP 20-59(21)Continuity of Operations Plans for Transportation Agencies
NCHRP 20-59(22)A Guide to Emergency Quarantine and Isolation Controls of Roads in Rural Areas
NCHRP 20-59(23)A Guide to Emergency Response Planning at State Transportation Agencies
NCHRP 20-59(24)A Guide to Transportation and Hazards Resources
NCHRP 20-59(25)Security Research Plan
NCHRP 20-59(26)National Needs Assessment for Ensuring Transportation Infrastructure Security (2009-2015)
NCHRP 20-59(28)Security 101: Physical Security Standards for Transportation
NCHRP 20-59(30)Incident Command System (ICS) Training for Field Level Transportation Supervisors and Staff
NCHRP 20-59(30)AIncident Command System (ICS) Training for Field Level Transportation Supervisors and Staff
NCHRP 20-59(32)A Transportation Guide for All-Hazards Emergency Evacuation
NCHRP 20-59(33)Pre-Event Planning to Support Transportation Infrastructure Recovery
NCHRP 20-59(34)Methodologies to Estimate the Economic Impacts of Disruptions to the Goods Movement System
NCHRP 20-59(36)Managing Catastrophic Transportation Emergencies: A Guide for Transportation Executives
NCHRP 20-59(37)Debris Management Handbook for Local and State DOTs
NCHRP 20-59(41)Legal Definition of 'First Responder'
NCHRP 20-59(42)A Guide to Regional Transportation Planning for Disasters, Emergencies, and Significant Events
NCHRP 20-59(43)Incorporating Transportation Security Awareness into Routine State DOT Operations and Training
NCHRP 20-59(44)A Guide for Public Transportation Pandemic Planning and Response
NCHRP 20-59(47)Emergency Exit Signs and Marking Systems for Highway Tunnels
NCHRP 20-59(48)Effective Practices for the Protection of Transportation Infrastructure from Cyber Incidents
NCHRP 20-59(50)Mainstreaming Transportation Hazards and Security Risk Management: CAPTA Update and Implementation
NCHRP 20-59(51)ASecurity 101: A Physical & Cyber Security Primer for Transportation Agencies
NCHRP 20-59(51)BA Guide to Emergency Management at State Transportation Agencies, Second Edition
NCHRP 20-59(51)CResearch Support for Implementing Security, Emergency Management, and Infrastructure Protection at State Transportation Agencies
NCHRP 20-59(52)Communications Worker Credentialing Requirements
NCHRP 20-59(53)FloodCast: A Framework for Enhanced Flood Event Decision Making for Transportation Resilience
NCHRP 20-59(53)AA Guide to Flood Forecasting for Transportation Resilience
NCHRP 20-59(54)Transportation System Resilience: Research Roadmap and White Papers
NCHRP 20-59(55)Transportation System Resilience: CEO Primer & Engagement
NCHRP 20-59(56)Support for State DOT Transportation Systems Resilience and All-Hazards Programs
NCHRP 20-60Performance Measures and Targets for Transportation Asset Management
NCHRP 20-61Transportation of Radioactive Waste
NCHRP 20-62Long-Term Viability of Fuel Taxes for Transportation Finance
NCHRP 20-63Performance Measurement Tool Box and Reporting System for Research Programs and Projects
NCHRP 20-63BPerformance Measurement Tool Box and Reporting System for Research Programs and Projects
NCHRP 20-64XML Schemas for Exchange of Transportation Data (TransXML)
NCHRP 20-65Research for the AASHTO Standing Committee on Public Transportation
NCHRP 20-65/Task 13State Public Transportation Division Involvement in State Emergency Planning, Response, and Recovery
NCHRP 20-65/Task 14Current Practice and Future Guidance on the Development of SAFETEA-LU- Required Coordinated Public Transit-Human Services Transportation Plan
NCHRP 20-65/Task 15Updated Research Agenda for State DOT Public Transportation Divisions and NCHRP Project 20-65
NCHRP 20-65/Task 16Current State Eligibility Requirements for Grantees to Qualify for Federal Section 5310 and 5311 Funds
NCHRP 20-65/Task 17Compliance Monitoring Tools
NCHRP 20-65/Task 18State DOT Best Practices for Developing a Title VI Civil Rights Program Document
NCHRP 20-65/Task 19Utilization by States of the Flexibility to Transfer Federal Funds Among Eligible Federal Programs
NCHRP 20-65/Task 20Analysis of Rural Intercity Bus Strategy
NCHRP 20-65/Task 21Cost/Benefit Analysis of Converting a Lane for Bus Rapid Transit
NCHRP 20-65/Task 22Cost/Benefit Analysis of Converting a Lane for Bus Rapid Transit
NCHRP 20-65/Task 23Identification of State and Local Matching Fund Requirements for State Administered Federal, and Non-Federal, Public Transportation Programs
NCHRP 20-65/Task 24State DOT Role in the Implementation of Transportation Demand Management Programs
NCHRP 20-65/Task 25Evaluate Requirements for the Utilization of Section 5311(f) Funds for Intercity Bus Service
NCHRP 20-65/Task 26A Review of Human Services Transportation Plans and Grant Programs
NCHRP 20-65/Task 27Innovative Financing Techniques and Best Practices for Providing Match on Federal Transit Administration Projects
NCHRP 20-65/Task 28An Analysis of Automated Transit Data Collection and Analysis Processes in State DOT Transit Units and a Toolkit for Next Generation Transit Data Analysis
NCHRP 20-65/Task 29Public Transportation Performance Measures: State of the Practice and Future Needs
NCHRP 20-65/Task 30Local Practices in Developing Coordination Partnerships with Taxicab Companies
NCHRP 20-65/Task 31Transporting Oversize Wheelchairs
NCHRP 20-65/Task 32Models to Support State-owned Park and Ride Lots and Intermodal Facilities
NCHRP 20-65/Task 33Determination of State DOT Financial Auditing Requirements for their Public Transportation Assistance Programs
NCHRP 20-65/Task 34Statewide Transit Goal Setting
NCHRP 20-65/Task 35Development of Appropriate Tools to Evaluate the Efficiency and Effectiveness of Selected Specialized Public Transportation Programs
NCHRP 20-65/Task 36Data Needs for Assessing Rural Transit Needs, Benefits, and Levels of Service
NCHRP 20-65/Task 37Best Accounting Practices in Sub-recipient Recording and Reporting of Program Income
NCHRP 20-65/Task 38Estimated Impact of Selected State DOT Cost Reduction Initiatives on the Administration of State Public Transportation Programs
NCHRP 20-65/Task 39Impacts of the New Health Care Bill on Mass Transit
NCHRP 20-65/Task 40Construction Management Practices for Rural Projects--An Assessment
NCHRP 20-65/Task 41Survey of State Funding for Public Transportation--Ways to Improve it
NCHRP 20-65/Task 42Rural Public Transportation Strategies for Responding to the Livable and Sustainable Communities Initiative
NCHRP 20-65/Task 43Best Practices in the Electronic Administration of Federal and State Transit Grants
NCHRP 20-65/Task 44Curriculum for New State DOT Transit Grant Managers in Administering Federal and State Transit Grant Programs
NCHRP 20-65/Task 45New Small Urbanized Area System: A Guidance Brief
NCHRP 20-65/Task 46Successful Methods to Acquire and Oversee the Outsourcing of Tasks and Projects Related to State DOT Management of Transit Grant Programs
NCHRP 20-65/Task 47MTAP Survey Tool Used to Assess FTA Contractor Performance of State DOT Triennial and Other FTA Reviews--An Update
NCHRP 20-65/Task 48Condition of State and Federally Funded Transit Assets
NCHRP 20-65/Task 49Impact Assessment Indicators for Administration of Public Transportation Grants
NCHRP 20-65/Task 50Strategic Plan for the Standing Committee on Public Transportation
NCHRP 20-65/Task 51Approaches To Improving the Grant Approval Processes for Transit Projects
NCHRP 20-65/Task 52Selected Indirect Benefits of State Investment in Public Transportation
NCHRP 20-65/Task 53Independent Cost Estimates for Design and Construction of Rural and Small Urban Transit Facilities
NCHRP 20-65/Task 55Estimating the Long Term Impacts of MAP-21 on the Nation's Local Rural Transit Bus Infrastructure
NCHRP 20-65/Task 56Best Practices in Rural Regional Mobility
NCHRP 20-65/Task 57Assessment of State DOT Transit Vehicle Procurement Models
NCHRP 20-65/Task 58Documentation of FTA Section 5310 Recipients and Projects Before the Enactment of Moving Ahead for Progress in the 21st Century (MAP-21)
NCHRP 20-65/Task 59The Determination of How Federal Section 5316 Funds Were Used Under the Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy For Users (SAFETEA-LU) and The Transportation Equity Act For The 21st Century (TEA 21)
NCHRP 20-65/Task 60The National Mobility Management Initiative: State DOTs Connecting Users and Rides for Specialized Transportation
NCHRP 20-65/Task 61Determine the Degree To Which JARC And New Freedom Activities are Being Continued or Initiated Under Map-21
NCHRP 20-65/Task 62The National Perspective –An Assessment of Section 5310 Program Administration Under MAP-21
NCHRP 20-65/Task 63DOT Oversight of Facility Projects
NCHRP 20-65/Task 64Health and Human Services (particularly Medicaid) Revenue as Match
NCHRP 20-65/Task 65Best Practices for State DOTs to Meet Rural Bus Fleet Replacement and Expansion Needs
NCHRP 20-65/Task 66States and Local Use of Administrative Resources Provided by the Federal Transit Administration
NCHRP 20-65/Task 67Multi-Modal Project Planning
NCHRP 20-65/Task 68Successful Mobility Management Practices for Improving Transportation Services in Small Urban and Rural Areas
NCHRP 20-65/Task 69Consolidation of Rural Transit Systems
NCHRP 20-65/Task 70Cross Modal Investment
NCHRP 20-65/Task 71Transit Network Balance; Efficiency and Equity
NCHRP 20-65/Task 72Small System Alternative Fuel Strategies
NCHRP 20-65/Task 73Best Practices and Marketing to Increase Rural Transit Ridership and Investment
NCHRP 20-65/Task 74Best Practices and Tools for Addressing Transportation Needs and Public Transit Demands to Support the Integration of the Olmstead Population In Community Settings
NCHRP 20-65/Task 75Baseline Research on Allowable In-Kind and Local Match Sources
NCHRP 20-65/Task 76Opportunities for State DOTs (and Others) to Encourage Shared Use Mobility Practices in Rural Areas
NCHRP 20-65/Task 77Lessons Learned and Impacts to Date of State DOT Implementation of New Federal Transit Asset Management and Public Transportation Agency Safety Requirements
NCHRP 20-65/Task 78 Impact of Decline in Volunteerism on Rural Transit Systems
NCHRP 20-65/Task 79Program Management Insights for the 5310 Program (Including Sub-Grantee Consolidation and Urban 5310)
NCHRP 20-65/Task 80Capacity Building Options for DOT Transit Staff
NCHRP 20-65/Task 81Best Practices in Rural Service Assessment
NCHRP 20-65/Task 82Issues Associated with Providing Customized, Client-Based Transportation Services
NCHRP 20-65BResearch for the AASHTO Standing Committee on Public Transportation
NCHRP 20-66Strategic Plan for Transportation Information Management1/1/1994
NCHRP 20-67Making Transportation Tunnels Safe and Secure
NCHRP 20-68US Domestic Scan Program -- Business Plan
NCHRP 20-68(01)U.S. Domestic Scan Program Pilot
NCHRP 20-68AUS Domestic Scan Program - Phase 1
NCHRP 20-68A(02)US Domestic Scan Program - Phase 2
NCHRP 20-68BAccelerating the Rate of Innovation Among State DOTs
NCHRP 20-68B(01)Accelerating the Rate of Innovation Among State DOTs—Tracing Domestic Scan Impacts
NCHRP 20-68CResearch on Innovation Networks--Domestic Scans
NCHRP 20-68DU.S. Domestic Scan Program (Phase 3)
NCHRP 20-68EPlanning and Executing the NCHRP U.S. Domestic Scan Program
NCHRP 20-69Guidance for Transportation Project Management
NCHRP 20-70Transportation Research Thesaurus Improvements
NCHRP 20-71Effective Experimental Design and Data Analysis in Transportation Research
NCHRP 20-72Tools to Aid State DOTs in Responding to Workforce Challenges
NCHRP 20-73Accelerating Transportation Program and Project Delivery: Conception to Completion
NCHRP 20-74Developing an Asset-Management Framework for the Interstate Highway System
NCHRP 20-74ADevelopment of Service Levels for the Interstate Highway System
NCHRP 20-75Implementing Transportation Knowledge Networks
NCHRP 20-76Guidelines for Conducting a Disparity and Availability Study for the Federal Disadvantaged Business Enterprise Program.
NCHRP 20-77Transportation Operations Training Framework
NCHRP 20-78Communicating the Value of Research
NCHRP 20-79Expansion of the Transportation Research Thesaurus
NCHRP 20-81Guide to Implementing Strategies to Attract and Retain a Capable Transportation Workforce
NCHRP 20-82Next Generation Transportation Pooled Fund (TPF) Website
NCHRP 20-83Long-Range Strategic Issues Facing the Transportation Industry
NCHRP 20-83(01)Economic Changes Driving Future Freight Transportation
NCHRP 20-83(02)Expediting Future Technologies for Enhancing Transportation System Performance
NCHRP 20-83(03)Long-Range Strategic Issues Affecting Preservation, Maintenance, and Renewal of Highway Infrastructure
NCHRP 20-83(03)ALong-Range Strategic Issues Affecting Preservation, Maintenance, and Renewal of Highway Infrastructure
NCHRP 20-83(04)Preparing State Transportation Agencies for an Uncertain Energy Future
NCHRP 20-83(05)Climate Change and the Highway System: Impacts and Adaptation Approaches
NCHRP 20-83(06)Effects of Socio-Demographics on Travel Demand
NCHRP 20-83(07)Sustainability as an Organizing Principle for Transportation Agencies
NCHRP 20-83ALong-Range Strategic Issues Facing the Transportation Industry: December 2010 Workshop Report
NCHRP 20-83BCommunicating the Results of NCHRP Strategic Transportation Issues Research
NCHRP 20-84Improved Right-of-Way Procedures and Business Practices
NCHRP 20-85Renewable Energy Guide for Highway Maintenance Facilities
NCHRP 20-86Attracting, Recruiting, and Retaining Skilled Staff for Transportation System Operations and Management
NCHRP 20-89Intellectual Property Management Guide for State Departments of Transportation
NCHRP 20-90Improving Management of Transportation Information
NCHRP 20-92Improving Access to International Transportation Research Information
NCHRP 20-93Development of a Guide for Transportation Technology Transfer
NCHRP 20-94Development of a Formalized Process for the Adoption, Development, Maintenance, and Enhancement of TransXML Schemas
NCHRP 20-95Identifying Successful Practices in the FHWA Disadvantaged Business Enterprise (DBE) Program
NCHRP 20-95ACompendium of Successful Practices, Strategies, and Resources in the FHWA Disadvantaged Business Enterprise (DBE) Program
NCHRP 20-96Leadership Guide for Strategic Information Management for State Departments of Transportation
NCHRP 20-97Improving Findability and Relevance of Transportation Information
NCHRP 20-98A Guide to Agency-Wide Knowledge Management for State Departments of Transportation
NCHRP 20-99
NCHRP 21-03Instrumentation for Measuring Scour at Bridge Piers and Abutments1/1/1900
NCHRP 21-04Sealing Geotechnical Exploratory Holes to Protect the Subsurface Environment1/1/1900
NCHRP 21-05Determination of Unknown Subsurface Bridge Foundations1/1/1900
NCHRP 21-05(2)Unknown Subsurface Bridge Foundation Testing
NCHRP 21-06Corrosion in the Soil Environment: Soil Resistivity and pH Measurements
NCHRP 21-07Development of Portable Scour Monitoring Equipment
NCHRP 21-08Assessment of Innovative Load Testing of Deep Foundations
NCHRP 21-09Intelligent Soil Compaction Systems
NCHRP 21-10Manual on Subsurface Investigations -- Update
NCHRP 21-11Improved Test Methods and Practices for Characterizing Steel Corrosion Potential of Earthen Materials
NCHRP 22-05Develop Performance Standards and Hardware for Low Service Level Guardrail Systems1/1/1900
NCHRP 22-05AWarrants for the Installation of Low Service Level Guardrail Systems1/1/1900
NCHRP 22-06Roadside Safety Design for Small Vehicles1/1/1900
NCHRP 22-07Update of "Recommended Procedures for Safety Performance Evaluation of Highway Appurtenances"
NCHRP 22-08Evaluation of Performance Level Selection Criteria for Bridge Railings
NCHRP 22-09Improved Procedures for Cost-Effectiveness Analysis of Roadside Safety Features1/1/1994
NCHRP 22-10Updated Materials for a Traffic Barrier/Small Sign Support Hardware Guide1/1/1994
NCHRP 22-11Evaluation of Roadside Features to Accommodate Vans, Mini-Vans, Pickup Trucks, & 4-Wheel Drive Vehicles1/1/1994
NCHRP 22-12Guidelines for the Selection, Installation, and Maintenance of Highway-Safety Features1/1/1994
NCHRP 22-12(02)Selection Criteria and Guidelines for Highway Safety Features
NCHRP 22-12(03)Recommended Guidelines for the Selection of Test Levels 2 Through 5 Bridge Rails
NCHRP 22-13Performance of Roadside Barriers1/1/1994
NCHRP 22-13(2)Expansion and Analysis of In-Service Barrier Performance Data and Planning for Establishment of a Database
NCHRP 22-14Improvement of the Procedures for the Safety-Performance Evaluation of Roadside Features1/1/1994
NCHRP 22-14(02)Improved Procedures for Safety-Performance Evaluation of Roadside Features
NCHRP 22-14(03)Evaluation of Existing Roadside Safety Hardware Using Updated Criteria
NCHRP 22-14(04)Testing of Cable Median Barrier in a Narrow Ditch
NCHRP 22-15Improving the Compatibility of Vehicles and Roadside Safety Hardware1/1/1994
NCHRP 22-16Development of an Improved Roadside Barrier System1/1/1994
NCHRP 22-17Recommended Guidelines for Curbs and Curb-Barrier Combinations1/1/1994
NCHRP 22-18Crashworthy Work-Zone Traffic Control Devices1/1/1994
NCHRP 22-19Aesthetic Concrete Barrier and Bridge Rail Designs1/1/1994
NCHRP 22-20Design of Roadside Barrier Systems Placed on MSE Retaining Walls
NCHRP 22-20(02)Design Guidelines for TL-3 through TL-5 Roadside Barrier Systems Placed on Mechanically Stabilized Earth (MSE) Retaining Walls
NCHRP 22-21Median Cross-Section Design for Rural Divided Highways
NCHRP 22-22Placement of Traffic Barriers on Roadside and Median Slopes
NCHRP 22-22(02)Effectiveness of Traffic Barriers on Non-Level Terrain
NCHRP 22-23Criteria for Restoration of Longitudinal Barriers
NCHRP 22-24Guidelines for Verification and Validation of Crash Simulations Used in Roadside Safety Applications
NCHRP 22-25Development of Guidance for the Selection, Use, and Maintenance of Cable Barrier Systems
NCHRP 22-26Factors Related to Serious Injury and Fatal Motorcycle Crashes with Traffic Barriers
NCHRP 22-27Roadside Safety Analysis Program (RSAP) Update
NCHRP 22-28Criteria for Restoration of Longitudinal Barriers, Phase II
NCHRP 22-29Performance of Longitudinal Barriers on Curved, Superelevated Roadway Sections
NCHRP 22-29AEvaluating the Performance of Longitudinal Barriers on Curved, Superelevated Roadway Sections
NCHRP 22-29BEvaluating the Performance of Longitudinal Barriers on Curved, Superelevated Off-Ramps
NCHRP 22-30In-Service Performance Evaluation of W-beam End Terminals
NCHRP 22-31Recommended Guidelines for the Selection and Placement of Test Levels 2 through 5 Median Barriers
NCHRP 22-32Development of Methods to Evaluate Side Impacts for Next Edition MASH
NCHRP 22-32ADevelopment of Methods to Evaluate Side Impacts – Phase II
NCHRP 22-33Multi-State In-Service Performance Evaluations of Roadside Safety Hardware
NCHRP 22-34Determination of Zone of Intrusion Envelopes under MASH Impact Conditions for Barrier Attachments
NCHRP 22-35Evaluation of Bridge Rail Systems to Confirm AASHTO MASH Compliance
NCHRP 22-36Synthesis of the Performance of Portable Concrete Barrier Systems
NCHRP 22-36(01)A Guideline for Connection Details Between Portable Concrete Barrier Segments
NCHRP 22-37Development of a MASH Barrier to Shield Pedestrians, Bicyclists, and Other Vulnerable Users from Motor Vehicles
NCHRP 22-38Development of MASH TL-3 Deflection Reduction Guidance for 31-inch Guardrail
NCHRP 22-39Guardrail Performance at Various Offsets from Curb MASH TL-3 Applications
NCHRP 22-40Investigation of Material Requirements for Highway Guardrail Specifications
NCHRP 22-41Proposed Modification to AASHTO LRFD Bridge Design Specifications, Section 13—Railing
NCHRP 22-42AImpact Performance Assessment of Barrier Performance at High Speeds
NCHRP 22-43Proposed AASHTO Guidelines for Implementation of MASH for Sign Supports, Breakaway Poles, and Work Zone Traffic Control Devices
NCHRP 22-44A Transportation Agency Data Collection Practice for Use with In-Service Performance Evaluations (ISPEs)
NCHRP 22-45Informing the Selection of Countermeasures by Evaluating, Analyzing, and Diagnosing Contributing Factors that Lead to Crashes
NCHRP 22-46Human Factors Guidelines for Road Systems, Proposed 4th Edition
NCHRP 22-47AIncorporating Driver Behavior and Characteristics into Safety Prediction Methods
NCHRP 22-48Development of Crash Prediction Models for Short-Term Durations
NCHRP 22-49The Effect of Vehicle Mix on Crash Frequency and Crash Severity
NCHRP 22-50Crashworthiness of Roadside Hardware on Curbed Roadways
NCHRP 22-51Impact of Soil Stiffness on the Performance of Crash Testing and Roadside Safety
NCHRP 22-52Development of a Crashworthy Tangent End Treatment for Low-Speed and Curbed Roadways
NCHRP 22-53Delineation of Linear Roadside Hardware Systems and Roadside Obstacles
NCHRP 22-54MASH Hardware Evaluation with New Proposed Test Vehicles
NCHRP 22-55Implementation of MASH Surrogate Test Vehicles for Sign Supports, Breakaway Poles, and Work Zone Traffic Control Devices
NCHRP 22-56Development of Non-proprietary Prefabricated Solutions for Concrete Barrier Systems for Accelerated Bridge Construction
NCHRP 22-57Procedures for Development of MASH Full-Scale Test Matrices for Additional Roadside Safety Devices
NCHRP 22-58National In-Service Performance Evaluation Guidelines for Defining Acceptable Roadside Safety Hardware
NCHRP 22-59Safety Risks of Occupant Compartment Damage During Crashes
NCHRP 22-60Guidelines for Crash Testing Roadside Safety Hardware for Motorcycles
NCHRP 22-61Crashworthiness of Roadside Hardware Impacted by Battery Electric Vehicles
NCHRP 22-62Tool for Estimating the Deflection of Temporary Traffic Barriers with Reduced Impact Angles
NCHRP 22-63Verification and Validation Guidelines to Use Computer Simulation as an Alternative to Full-scale Crash Testing
NCHRP 22-64Method for Using ISPEs in Crash-Testing Protocols11/20/20241/24/2025
NCHRP 22-65Updating Full-Scale Testing Evaluation Requirements for Sign Supports, Poles, and Work-Zone Devices relative to MASH and EN12767
NCHRP 22-66Development of Critical Impact Point and Impact Angle Guidance for the Manual for Assessing Safety Hardware (MASH)
NCHRP 22-67Investigation and Validation of V-Ditch Traversability Related to Crash Testing Cable Barrier Systems 2/11/2025
NCHRP 23-01Assessing and Communicating the Economic and Quality of Life Benefits of Transportation Infrastructure Investment
NCHRP 23-02Guidelines on Collaboration and Information Security for State DOTs
NCHRP 23-03Guidelines for State Transportation Agency Chief Executive Officers on Cybersecurity Issues and Protection Strategies
NCHRP 23-04Statewide Insurance Pooling for Public Transit
NCHRP 23-05Guidance for Training and Certification of Construction Inspectors for Transportation Infrastructure
NCHRP 23-06A Guide to Computation and Use of System Level Valuation of Transportation Assets
NCHRP 23-07Effective Methods for Setting Transportation Performance Targets
NCHRP 23-08A Guide for Incorporating Maintenance Costs into a Transportation Asset Management Plan
NCHRP 23-09Scoping Study to Develop the Basis for a Highway Standard to Conduct an All-Hazards Risk and Resilience Analysis
NCHRP 23-10Evaluation and Synthesis of Connected Vehicle Communication Technologies
NCHRP 23-11Transportation Emergency Management and Security Summit and Exchange
NCHRP 23-12Artificial Intelligence Opportunities for State and Local DOTs – A Research Roadmap
NCHRP 23-13Transportation Research Related to COVID-19
NCHRP 23-13(01)Telecommuting, Remote Work, and Hybrid Schedules: Managing the Shift to a Flexible Work Future
NCHRP 23-13(02)Employee Safety during COVID-19
NCHRP 23-13(03)Guide on Truck Rest and Service Areas for Critical Supply Chain Delivery
NCHRP 23-13(04)Scoping Supply Chain Challenges and Solutions amid COVID-19
NCHRP 23-13(05)Regulatory Relief of Commercial Vehicle Weight Requirements for Emergency Transportation of Critical Commodities
NCHRP 23-13(06)Assessing the Equity and Workforce Mobility Implications of the Expansion of E-Commerce and Direct-to-Consumer Delivery Services
NCHRP 23-14Research Roadmap for Knowledge Management
NCHRP 23-15Guidance on Risks Related to Emerging and Disruptive Transportation Technologies
NCHRP 23-16Implementing and Leveraging Machine Learning at State Departments of Transportation
NCHRP 23-17Assessing and Measuring the Business Value of Knowledge Management
NCHRP 23-18Incorporating Knowledge Management into DOT Business Practices
NCHRP 23-19Practices for Transportation Agency Procurement and Management of Advanced Technologies
NCHRP 23-20Guidebook for Implementation of UAS Operational Capabilities
NCHRP 23-21Enabling Knowledge Management through Leadership Strategy and Culture
NCHRP 23-22Alternative Project Delivery Methods: Assessing and Allocating Risk to Increase Competition
NCHRP 23-23Data Governance Design and Implementation — Links Between Governance Approaches and Performance Effects in DOTs
NCHRP 23-24Methods to Allow Agencies to Incorporate Quantitative Risk Assessment at Project and Network Level
NCHRP 23-25Architecture for an Information System for Reporting and Sharing Truck Regulatory Requirements Data
NCHRP 23-26Measuring Impacts and Performance of State DOT Resilience Efforts
NCHRP 23-27Strategies for Developing and Using Data Ontologies for Data-Driven Decision-Making
NCHRP 23-28Planning for 4.9 GHz Spectrum Changes — What Transportation Agencies Need to Know
NCHRP 23-29Transportation Enterprise Data Warehouse Implementation Guide
NCHRP 23-30Strategies to Improve Application of Research Results in the Research Life Cycle
NCHRP 23-31Strategies to Foster Implementation of Knowledge Management
NCHRP 23-31AStrategies to Foster the Implementation of Knowledge Management
NCHRP 23-32Transportation Asset Risk and Resilience
NCHRP 23-33Managed Retreat To Address Extreme Weather, Natural Hazards, and Climate Impacts
NCHRP 23-34Performance Measures for Community-Centered Transportation Outcomes: A Guide
NCHRP 23-35A Guide for Program-Level Risk Management Performance Metrics
NCHRP 23-36Development of a Knowledge Capture Toolkit for State DOTs
NCHRP 23-37Integrating Performance Management, Risk Management, and Process Improvement: A Guide
NCHRP 23-38Incorporating Risk Management into Roadway Infrastructure Maintenance Practices
NCHRP 23-39A Guide to Developing Construction Inspector Career Path Programs
NCHRP 23-40Optimizing Maintenance Technician Staffing Levels for Highway Maintenance Fleets
NCHRP 23-41Using Emerging and Established Technologies for Asset Management: A Guide
NCHRP 23-42Scoping Study to Identify Curriculum Development Needs for Workforce Development in Transportation Asset Management
NCHRP 23-43Build America Buy America Requirements in Utility Relocations: A Guide for Transportation Agencies10/28/202412/16/2025
NCHRP 23-44Improving Relationships Between DOTs and Utility Companies10/14/202412/2/2024
NCHRP 23-45A Knowledge Management Manual for Transportation Agencies
NCHRP 23-46AI Integration and Workforce Transformation for State DOTs11/12/20241/9/2025
NCHRP 23-47Guidelines for Pavement Preventive Maintenance Inspector Training11/26/20241/13/2025
NCHRP 23-48A Guide to Assess, Measure, and Communicate the Public Value of Transportation10/24/202412/11/2024
NCHRP 23-49Anticipatory Knowledge Delivery for Transportation Agencies10/28/202412/13/2024
NCHRP 24-03Laboratory Evaluation of Piles Installed with Vibratory Drivers
NCHRP 24-04Load Factor Design Criteria for Highway Structure Foundations
NCHRP 24-05Downdrag on Bitumen-Coated Piles1/1/1900
NCHRP 24-06Expert System for Stream Stability and Scour Evaluation
NCHRP 24-07Countermeasures to Protect Bridge Piers from Scour
NCHRP 24-07(2)Countermeasures to Protect Bridge Piers from Scour
NCHRP 24-08Scour at Bridge Foundations: Research Needs1/1/1900
NCHRP 24-09Static and Dynamic Lateral Loading of Pile Groups
NCHRP 24-10Thermally Sprayed Metallic Coatings to Protect Steel Pilings
NCHRP 24-11Guidelines for Geofoam Applications in Embankment Projects
NCHRP 24-11(02)Guidelines for Geofoam Applications in Slope Stability Projects
NCHRP 24-12Controlled Low-Strength Material For Backfill, Utility Bedding, Void Fill, and Bridge Approaches1/1/1994
NCHRP 24-12(01)Controlled Low-Strength Material For Backfill, Utility Bedding, Void Fill, and Bridge Approaches
NCHRP 24-13Evaluation of Metal Tensioned Systems in Geotechnical Applications1/1/1994
NCHRP 24-14Scour at Contracted Bridge Sites
NCHRP 24-15Complex Pier Scour and Contraction Scour in Cohesive Soils
NCHRP 24-15(2)Abutment Scour in Cohesive Materials
NCHRP 24-16Methodology for Predicting Channel Migration
NCHRP 24-17LRFD Deep Foundation Design
NCHRP 24-18Countermeasures to Protect Bridge Abutments from Scour
NCHRP 24-18ACountermeasures to Protect Bridge Abutments from Scour
NCHRP 24-19Environmentally Sensitive Channel- and Bank-Protection Measures
NCHRP 24-20Prediction of Scour at Bridge Abutments
NCHRP 24-20(02)Evaluation of Abutment-Scour Equations from NCHRP Projects 24-15(2) and 24-20 Using Field Data
NCHRP 24-21LRFD Soil-Nailing Design and Construction Specifications
NCHRP 24-22Selecting Backfill Materials for MSE Retaining Walls
NCHRP 24-23Riprap Design Criteria, Specifications, and Quality Control
NCHRP 24-24Criteria for Selecting Numeric Hydraulic Modeling Software
NCHRP 24-25Guidelines for Risk-Based Management of Bridges with Unknown Foundations
NCHRP 24-26Effects of Debris on Bridge-Pier Scour
NCHRP 24-27(01)Evaluation of Bridge Scour Research: Pier Scour Processes and Predictions
NCHRP 24-27(02)Evaluation of Bridge-Scour Research: Abutment and Contraction Scour Processes and Predictions
NCHRP 24-27(03)Evaluation of Bridge-Scour Research: Geomorphic Processes and Predictions
NCHRP 24-28LRFD Metal Loss and Service-Life Strength Reduction Factors for Metal-Reinforced Systems in Geotechnical Applications
NCHRP 24-29Scour at Bridge Foundations on Rock
NCHRP 24-30Design Guidelines for Increasing the Lateral Resistance of Highway Bridge Pile Foundations by Improving Weak Soils
NCHRP 24-31LRFD Design and Construction of Shallow Foundations for Highway Bridge Structures
NCHRP 24-32Scour at Wide Piers and Long Skewed Piers
NCHRP 24-33Development of Design Methods for In-Stream Flow Control Structures
NCHRP 24-34Risk-Based Approach for Bridge Scour Prediction
NCHRP 24-35Guidelines for Certification and Management of Flexible Rockfall Protection Systems
NCHRP 24-36Scour at the Base of Retaining Walls and Other Longitudinal Structures
NCHRP 24-37Combining Individual Scour Components to Determine Total Scour
NCHRP 24-38Development of Bridge Foundation Movement Criteria-- Phase I
NCHRP 24-39Evaluation and Assessment of Environmentally Sensitive Stream Bank Protection Measures
NCHRP 24-40Design Hydrology for Stream Restoration and Channel Stability at Stream Crossings
NCHRP 24-41Defining the Boundary Conditions for Composite Behavior of Geosynthetic Reinforced Soil (GRS) Structures
NCHRP 24-42Underwater Installation of Filters Systems for Scour and Other Erosion Control Countermeasures
NCHRP 24-43Relationship Between Erodibility and Properties of Soils
NCHRP 24-44Guidelines for Managing Geotechnical Risks in Design-Build Projects
NCHRP 24-45Evaluating Mechanical Properties of Earth Material During Intelligent Compaction
NCHRP 24-46Development of an Implementation Manual for Geotechnical Asset Management for Transportation Agencies
NCHRP 24-47Revised Clear-Water and Live-Bed Contraction Scour Analysis
NCHRP 24-48Develop a Formula for Determining Scour Depth around Structures in Gravel-bed Rivers
NCHRP 24-49Guidelines for Selection and Application of Manning’s Roughness Values in Two-Dimensional Hydraulic Models
NCHRP 24-50Rewrite of the AASHTO Drainage Manual
NCHRP 24-51Effects of Construction Installation Methods on the Design and Performance of Drilled Shaft Foundations
NCHRP 24-52Guidelines for Resilient Erosion- and Sediment-Control Practices
NCHRP 25-02Predicting Stop-and-Go Traffic Noise Levels1/1/1900
NCHRP 25-03Guidelines for the Development of Wetland Replacement Areas1/1/1994
NCHRP 25-04Determining Economic Impacts on Adjacent Businesses Due to Restricting Left Turns
NCHRP 25-05Remote Sensing and Other Technologies for the Identification and Classification of Wetlands1/1/1994
NCHRP 25-06Intersection Air Quality Modeling1/1/1994
NCHRP 25-07Improving Transportation Data for Mobile Source Emissions Estimates1/1/1900
NCHRP 25-08Impact of Highway Capacity Improvements on Air Quality and Energy Consumption1/1/1900
NCHRP 25-09Environmental Impact of Construction and Repair Materials on Surface and Ground Waters1/1/1994
NCHRP 25-09(01)Environmental Impact of Construction and Repair Materials on Surface and Ground Waters -- Outreach and Training1/1/1994
NCHRP 25-10Estimating the Indirect Effects of Proposed Transportation Projects1/1/1900
NCHRP 25-10(2)Desk Reference for Estimating the Indirect Effects of Proposed Transportation Projects1/1/1994
NCHRP 25-11Development of a Modal-Emissions Model
NCHRP 25-12Wet Detention Pond Design for Highway Runoff Pollution Control
NCHRP 25-13 and 25-13(2)Assessments of Impacts of Bridge Deck Runoff Contaminants on Receiving Waters1/1/1994
NCHRP 25-14Heavy-Duty Vehicle Emissions
NCHRP 25-15Short-Term Monitoring for Compliance with Air Quality Standards
NCHRP 25-16Guidance for Selecting Compensatory Wetland Mitigation Options1/1/1994
NCHRP 25-17Transportation Effects of the 1997 Changes to the National Ambient Air Quality Standards
NCHRP 25-18Particulate-Matter (PM2.5 and PM10) Apportionment for On-Road Mobile Sources
NCHRP 25-19Evaluation of Methods, Tools, and Techniques to Assess the Social and Economic Effects of Transportation Projects1/1/1994
NCHRP 25-20Management of Runoff from Surface Transportation Facilities--Synthesis and Research Plan1/1/1994
NCHRP 25-20(01)Evaluation of Best Management Practices for Highway Runoff Control
NCHRP 25-20(02)Identification of Research Needs Related to Highway Runoff Management1/1/1994
NCHRP 25-21Predicting Short-Term and Long-Term Air Quality Effects of Traffic-Flow Improvement Projects
NCHRP 25-22Technologies to Improve Consideration of Environmental Concerns in Transportation Decisions
NCHRP 25-22(02)Technologies to Improve Consideration of Environmental Concerns in Transportation Decisions
NCHRP 25-23Environmental Information Management and Decision Support System for Transportation1/1/1994
NCHRP 25-23(2)Software for an Environmental Information Management and Decision Support System
NCHRP 25-24Monitoring, Analyzing, and Reporting on the Environmental Streamlining Pilot Projects
NCHRP 25-25Research for the AASHTO Committee on Environment and Sustainability
NCHRP 25-25/Task 001Synthesis on Data Needs for EA and EIS Documentation
NCHRP 25-25/Task 002Transportation Impacts and 'Smart Growth' Initiatives
NCHRP 25-25/Task 003Assessment and Mitigation Strategies for Land Development Impacts of Transportation Improvements
NCHRP 25-25/Task 004Environmental Stewardship Practices, Policies, and Procedures for Road Construction and Maintenance
NCHRP 25-25/Task 005Assessing the Current State of the NEPA Environmental Review Process
NCHRP 25-25/Task 006Preparing State DOTs for Implementation of the 8-hour Ozone and PM2.5 Standards
NCHRP 25-25/Task 007Evaluation of Mobile Models: MOBILE 6.1, MOBILE 6.2 and MOBILE6/CNG
NCHRP 25-25/Task 008Developing Performance Data Collection Protocol for Stream Restoration
NCHRP 25-25/Task 009Use of Existing Data in Decision Making
NCHRP 25-25/Task 010Alternative Mitigation Strategies/Early Mitigation: Streamlining and Achieving Net Benefits for the Natural Environment
NCHRP 25-25/Task 011Secondary/Indirect and Cumulative Effects Analysis
NCHRP 25-25/Task 012Design-Build Environmental Compliance Process and Level of Detail Required
NCHRP 25-25/Task 013Agency Use and Approach to FHWA Approved Programmatic Agreements
NCHRP 25-25/Task 014A Summary of Existing Research on Dam Removal Projects
NCHRP 25-25/Task 015Historic Bridges
NCHRP 25-25/Task 016State Transportation Agency Strategies to Address NPDES Phase II Requirements
NCHRP 25-25/Task 017Assessment of Greenhouse Gas Analysis Techniques for Transportation Projects
NCHRP 25-25/Task 018Recommended Approaches to Communicating Air Toxics Issues and Transportation Project-Related Analyses in NEPA Documents
NCHRP 25-25/Task 019Historic Bridge Rehabilitation / Replacement Decision Making
NCHRP 25-25/Task 020The Role of State DOTs in Support of Transit Oriented Development (TOD)
NCHRP 25-25/Task 021Assessment of Geophysical Remote Sensing Opportunities at State Departments of Transportation for Incorporation into Archaeological Investigations
NCHRP 25-25/Task 022Land Use Forecasting for Indirect Impacts Analysis
NCHRP 25-25/Task 023Environmental performance measurements related to transportation project planning, design, construction, maintenance and operations
NCHRP 25-25/Task 024Climate Change and U.S. Transportation
NCHRP 25-25/Task 025Modification and Amendment of Environmental Permits on Design-Build Projects
NCHRP 25-25/Task 026Integration of Charrette Processes into Project Planning
NCHRP 25-25/Task 027Project Management and NEPA
NCHRP 25-25/Task 028Reevaluations of NEPA documents
NCHRP 25-25/Task 029Best Practices Library from the Environmental Stewardship Practices in Construction and Maintenance Compendium
NCHRP 25-25/Task 030Section 404 Permitting and Roadside Ditches as Jurisdictional Waters
NCHRP 25-25/Task 031Cost Effective Tools for Achieving PM 2.5 Transportation Air Quality Conformity
NCHRP 25-25/Task 032Linking Environmental Resource and Transportation Planning – The Current State of Practice
NCHRP 25-25/Task 033National Register of Historic Places Eligibility
NCHRP 25-25/Task 034Streamlined Carbon Monoxide Hot Spot Screening / Modeling Tool
NCHRP 25-25/Task 035Water Quality Analyses for NEPA Documents: Selecting Appropriate Methodologies
NCHRP 25-25/Task 036Recurring Community Impacts
NCHRP 25-25/Task 037Effective Organizational Structures and Management Practices for Achieving Environmental Stewardship in Transportation Agencies
NCHRP 25-25/Task 038Guide to Use of Tier I Environmental Impact Statements for Transportation Projects
NCHRP 25-25/Task 039Improving Project Environmental Cost Estimates
NCHRP 25-25/Task 040New Noise Barrier Products & Noise Barrier Approval Research & Guidelines
NCHRP 25-25/Task 041Implementation of Community & Cultural Resource Commitments
NCHRP 25-25/Task 042Determine alternative calculations for fine particulate emission factors other than AP-42 applicable to calculate re-entrained dust on transportation projects
NCHRP 25-25/Task 043Guidance on legal sufficiency criteria for adequate cumulative and secondary impacts analysis in EIS documents
NCHRP 25-25/Task 044Development and Implementation of a Transportation and Climate Change Clearinghouse
NCHRP 25-25/Task 045Transportation Program Responses to Greenhouse Gas (GHG) Reduction Initiatives and Energy Reduction Programs
NCHRP 25-25/Task 046Compendium of Best Practices for Environmental Compliance and Stewardship at Transportation Maintenance Facilities
NCHRP 25-25/Task 047Compendium of Best Practices for Incorporating Environmental Commitments into Transportation Project Construction Contract Documents
NCHRP 25-25/Task 048Compendium of Environmental Fieldwork Technologies
NCHRP 25-25/Task 049Effective Practices for Considering Historic Preservation in Transportation Planning and Early Project Development
NCHRP 25-25/Task 050Finding the Carrot Instead of the Stick - Incentive-based Approaches for Environmental Compliance
NCHRP 25-25/Task 051Asset Management of Environmental Mitigation Features
NCHRP 25-25/Task 052Informational Requirements for Jurisdictional Determinations to be Issued by the Army Corps of Engineers (Corps) Under the Clean Water Act (CWA)
NCHRP 25-25/Task 053Stormwater Treatment with Vegetated Buffers
NCHRP 25-25/Task 054Evaluate Colorado's Area-wide Cumulative Effects Assessment (ACEA) Methodology as a Mechanism for Cumulative Impacts Analysis of Regional Transportation Plans
NCHRP 25-25/Task 055Design, Organize and Implement a Training Program for Mainstreaming Environmental Stewardship and Enhancement Activities into Planning and Project Development
NCHRP 25-25/Task 056Cost and Benefit of Transportation Specific MS4 and Construction Permitting
NCHRP 25-25/Task 057Integrated State and Local Government Policy Approaches to Transportation and Climate
NCHRP 25-25/Task 058Methods to Address Greenhouse Gas Emissions from Transportation Construction/Maintenance/Operations Activities
NCHRP 25-25/Task 059Evaluate the Interactions between Transportation-Related Particulate Matter, Ozone, Air Toxics, Climate Change, and Other Air Pollutant Control Strategies
NCHRP 25-25/Task 060Increased Use of Environmentally Preferable, Non-Toxic Products to Reduce Costs, Liabilities, and Pollution at DOT Offices, Maintenance Facilities and Rest Stops
NCHRP 25-25/Task 061Best Practices for Establishing and Maintaining Statewide Cultural Resource Databases at State DOTs
NCHRP 25-25/Task 062Improving the Effectiveness of Outreach to Traditional and Non-Traditional Groups by Integrating the Expertise of Existing and Emerging Citizen Coalitions into Transportation Analysis and Decision Making
NCHRP 25-25/Task 063Transportation Corridor Environmental Management Framework
NCHRP 25-25/Task 064Feasibility Study of Using Solar or Wind Power for Transportation Infrastructure
NCHRP 25-25/Task 065Synthesis of Greenhouse Gas Emission Inventory Methodologies for State Transportation Departments
NCHRP 25-25/Task 066Best Practices and Lessons Learned on the Preservation and Rehabilitation of Historic Bridges
NCHRP 25-25/Task 067Optimizing Conservation and Improving Mitigation Cost/Benefit
NCHRP 25-25/Task 068Implementing Measures to Reduce Highway Impacts on Habitat Fragmentation
NCHRP 25-25/Task 069Identification of Tools and Techniques to Define Community Context as Part of the Transportation Project Planning and Development Process
NCHRP 25-25/Task 070Assessment of Quantitative Mobile Source Air Toxics in Environmental Documents
NCHRP 25-25/Task 071Templates for Project-Level Analyses Using MOVES and AERMOD
NCHRP 25-25/Task 072Current Practices to Address Construction Vibration and Potential Effects to Historic Buildings Adjacent to Transportation Projects
NCHRP 25-25/Task 073Improved Environmental Performance of Highway Maintenance
NCHRP 25-25/Task 074Meeting the New EPA Effluent Limitations Guideline for Construction Site Discharge Turbidity: Effectiveness of Different Turbidity Control Systems and Monitoring Methods
NCHRP 25-25/Task 075Nationwide Evaluation of Transfer of Compensatory Wetland Creation Sites for Transportation Projects to Private Conservation Organizations or Government Conservation Agencies
NCHRP 25-25/Task 076Synthesis of Climate Change and Transportation Research Efforts at State DOTs, State Universities, and the Federal Level
NCHRP 25-25/Task 077Strategic Options of Inventorying and Updating Environmental Guidance and Links
NCHRP 25-25/Task 078Programmatic Agreements for Project-Level AirQuality Analyses Using MOVES, CAL3QHC/R and AERMOD
NCHRP 25-25/Task 079Successful Practices for Effective Tribal Consultation
NCHRP 25-25/Task 080Potential Use of Social Media Impact in the NEPA Process
NCHRP 25-25/Task 081Federal Compliance for Projects Utilizing Alternative Funding Strategies
NCHRP 25-25/Task 082Permeable Shoulders with Stone Reservoirs
NCHRP 25-25/Task 083Current Practice of Post- Construction Structural Stormwater Control
NCHRP 25-25/Task 084Development of Construction Guidelines for Wildlife Fencing and Associated Escape and Lateral Access Control Measures
NCHRP 25-25/Task 085Nutrient (Nitrogen/Phosphorous) Management and Source Control
NCHRP 25-25/Task 086Toxicological Effects of Chloride Based Deicers in the Natural Environment
NCHRP 25-25/Task 087Coordination of Section 106 and Long Range Transportation Planning
NCHRP 25-25/Task 088Giving Away the Bridge: A National Synthesis of on Transferring Ownership of Historic Bridges
NCHRP 25-25/Task 089Establishing Representative Background Concentrations for Quantitative Hot-spot Analyses for Particulate Matter
NCHRP 25-25/Task 090Application of Geographic Information Systems (GIS) for Historic Properties
NCHRP 25-25/Task 091Synthesis of Transportation Exclusions to Section 106 Review
NCHRP 25-25/Task 092Transferability of Post-Construction Stormwater Quality BMP Effectiveness Studies
NCHRP 25-25/Task 093Long-Term Construction and Maintenance Cost Comparison for Road Stream Crossing Hydraulic Design vs. Bankfull Width Design
NCHRP 25-25/Task 094Integrating Climate Change and Extreme Weather Into Transportation Asset Management Plans
NCHRP 25-25/Task 095SCOE Strategic Plan and Research Plan for SCOE Areas of Interest
NCHRP 25-25/Task 096Quick Reference Guide for Traffic Modelers for Generating Traffic and Activity Data for Project-Level Air Quality Analyses
NCHRP 25-25/Task 097Historic Roads: A Synthesis of Identification and Evaluation Practices
NCHRP 25-25/Task 098Practical Guide for Developing Effective Scopes of Work for the Geophysical Investigation of Cemeteries
NCHRP 25-25/Task 099Lessons Learned from State DOT NEPA Assumption
NCHRP 25-25/Task 100Compilation of Existing Data on Northern Long-Eared and Other Cave-Dwelling Bat Habitat and the Roadside Environment
NCHRP 25-25/Task 101Stormwater Monitoring Program Goals, Objectives and Protocols for State Departments of Transportation
NCHRP 25-25/Task 102Artificial Bat Roost Mitigation Designs and Standardized Monitoring Criteria
NCHRP 25-25/Task 103Administration of Categorical Exclusions by State Departments of Transportation under NEPA
NCHRP 25-25/Task 104Streamlining Carbon Monoxide Project-Level Air Quality Analyses with Programmatic Agreements
NCHRP 25-25/Task 105A Guidebook for Communications between Transportation and Public Health Communities
NCHRP 25-25/Task 106Highway Noise and Historic Properties: A National Review of Effects and Mitigation Practices
NCHRP 25-25/Task 107Section 106 Delegation Programmatic Agreements: Review and Best Practices
NCHRP 25-25/Task 108Creating Lookup Tables to Streamline the Determination of Emission Reductions for CMAQ Projects
NCHRP 25-25/Task 109Successful Practices for Environmental Commitments in Public/Private Partnerships (P-3) and Design-Build (D-B) Contracts
NCHRP 25-25/Task 110Review of Historic Property Identification Surveys and Strategies for Managing Post-World War II Housing in Transportation Projects
NCHRP 25-25/Task 111Environmental Management System Perspectives For State DOTs
NCHRP 25-25/Task 112Enhancing the International Stormwater BMP Database to Serve as a Highway Specific BMP Database
NCHRP 25-25/Task 113Road Passages and Barriers for Small Terrestrial Wildlife: Summary and Repository of Design Examples
NCHRP 25-25/Task 114Integrating Tribal Expertise into Processes to Identify, Evaluate, and Record Cultural Resources
NCHRP 25-25/Task 115Estimates of Emissions Reductions from Future Fleet Changes for Use in Air Quality Models
NCHRP 25-25/Task 116Potential Section 106 Exempted Categories or Program Comments for Federal Highway Administration Projects: National Streamlining Opportunities
NCHRP 25-25/Task 117Valuing Wildlife Crossing Enhancements for Mitigation Credits
NCHRP 25-25/Task 118Context-Sensitive Design Options for Workhorse Bridges in Rural Historic Districts
NCHRP 25-25/Task 119Enhancing the International Stormwater BMP Database to Serve as a Highway Specific BMP Database
NCHRP 25-25/Task 120Use of the State Department of Transportation Portal to the International Stormwater BMP Database
NCHRP 25-25BResearch for the AASHTO Standing Committee on the Environment
NCHRP 25-27Evaluation of the Use and Effectiveness of Wildlife Crossings
NCHRP 25-28Predicting and Mitigating Hydroacoustic Impacts on Fish from Pile Installation
NCHRP 25-29Developing Design and Management Guidelines for Historic Road Corridors
NCHRP 25-29AGuidelines for Design and Management of Historic Roads
NCHRP 25-30Temporary Bridging to Avoid or Minimize Impacts to Waters and Wetlands During Highway Construction
NCHRP 25-31Guidelines for Evaluating and Selecting Modifications to Existing Roadway Drainage Infrastructure to Improve Water Quality in Ultra-Urban Areas
NCHRP 25-32Measuring and Removing Dissolved Metals from Storm Water in Highly Urbanized Areas
NCHRP 25-33Evaluating Methodologies for Visual Impact Assessments
NCHRP 25-34Supplemental Guidance on the Application of FHWA's Traffic Noise Model (TNM)
NCHRP 25-35Guidebook for Designing and Managing Rights-of-Way for Carbon Sequestration and Biomass Generation
NCHRP 25-36Impacts of Land Use Strategies on Travel Behavior in Small Communities and Rural Areas
NCHRP 25-37A Watershed Approach to Mitigating Stormwater Impacts
NCHRP 25-38Input Guidelines for Motor Vehicle Emissions Simulator Model
NCHRP 25-39Environmental Performance Measures for State Departments of Transportation
NCHRP 25-40Long-Term Performance and Life-Cycle Costs of Stormwater Best Management Practices
NCHRP 25-41Guidance for Achieving Volume Reduction of Highway Runoff in Urban Areas
NCHRP 25-42Bridge Stormwater Runoff Analysis and Treatment Options
NCHRP 25-43Navigating Multi-Agency NEPA Processes to Advance Multimodal Transportation Projects
NCHRP 25-44Field Evaluation of Reflected Noise from a Single Noise Barrier
NCHRP 25-45Mapping Heavy Vehicle Noise Source Heights for Highway Noise Analysis
NCHRP 25-46Deploying Clean Truck Freight Strategies
NCHRP 25-47How to Measure and Communicate the Value of Access Management
NCHRP 25-48Combined Interface for Project Level Air Quality Analysis
NCHRP 25-49Development of a Highway Construction Noise Prediction Model
NCHRP 25-50Prioritization Procedure for Proposed Road-Rail Grade Separation Projects along Specific Rail Corridors
NCHRP 25-51Limitations of the Infiltration Approach to Stormwater Management in the Highway Environment
NCHRP 25-52Meteorological Effects on Roadway Noise
NCHRP 25-53Approaches for Determining and Complying with TMDL Requirements Related to Roadway Stormwater Runoff
NCHRP 25-54Field Testing of BMPs Using Granulated Ferric Oxide Media to Remove Dissolved Metals in Roadway Stormwater Runoff
NCHRP 25-55Assessment of Regulatory Air Pollution Dispersion Models to Quantify the Impacts of Transportation Sector Emissions
NCHRP 25-56Methods for State DOTs to Reduce Greenhouse Gas Emissions from the Transportation Sector
NCHRP 25-57Breaking Barriers: Alternative Approaches to Avoiding and Reducing Highway Traffic Noise Impacts
NCHRP 25-58Commercial Properties from 1945 to 1980: Guidance for State DOTs and Their Partners for Historic Context Development, Identification, and Evaluation
NCHRP 25-59Pollinator Habitat Conservation Along Roadways
NCHRP 25-60Watershed Approach to Mitigating Hydrologic Impacts of Transportation Projects
NCHRP 25-61Development of On-Bridge Stormwater Treatment Practices
NCHRP 25-62Improving the Efficiency and Consistency of Section 106 Compliance for State DOTs: Strategies for Project-Level Programmatic Agreements and Postwar Commercial Properties
NCHRP 25-63Handbook on Deterring and Excluding Bats from Transportation Structures
NCHRP 25-64Considering Greenhouse Gas Emissions and Climate Change in Environmental Reviews: Resources for State DOTs
NCHRP 25-65Preparing Successful No-Effect and No-Adverse-Effect Section 106 Determinations: A Handbook for Transportation Cultural Resource Practitioners
NCHRP 25-66Reviewing the REMEL Noise Database to Accommodate the Current Vehicle Fleet
NCHRP 25-67Guide to Mitigation of Adverse Effects on Cultural Resources
NCHRP 25-68Documenting and Verifying Environmental Commitments
NCHRP 25-69Guide to Increasing and Sustaining Native Flora in Roadside Vegetation
NCHRP 25-70Evaluating Carbon Reduction in Project Selection and Planning
NCHRP 25-71Prevention and Control of Wildfires Through Roadside Vegetation Management
NCHRP 25-72Field Methods and Interlaboratory Tests to Establish the Accuracy and Precision of Measured Concentrations of Emerging Contaminants in Stormwater Runoff and Stormwater-Treatment System Effluent
NCHRP 25-73Successful Community Impact Strategies During the Construction of Projects
NCHRP 25-74Evaluating the Effects of Transportation Investments on Greenhouse Gas Emissions11/14/20241/16/2025
NCHRP 25-75Simplified Methodology for Risk-Based Air Quality Assessments of NEPA Alternatives
NCHRP 70-01Private-Sector Provision of Congestion Data