Project Number Project Title Stage Comments
NCHRP 20-05Synthesis of Information Related to Highway PracticesActive
NCHRP 20-06Legal Problems Arising out of Highway ProgramsActiveHyperlinks to each LRD published since 1999 appear below (Topic 10-03 forward).
NCHRP 20-06/Topic 17-01Update of Selected Studies in Transportation, Volume One: Transportation Contract LawCompleted
NCHRP 20-06/Topic 17-02Tort Liability Defense Practices for Design FlexibilityFinal
NCHRP 20-06/Topic 17-03First RespondersCompleted
NCHRP 20-06/Topic 17-04Legal Aspects of Performance-Based Specifications for Highway Construction and Maintenance ContractsFinal
NCHRP 20-06/Topic 17-05The Ramifications of Post-Kelo Legislation on State TransportationFinal
NCHRP 20-06/Topic 18-01Legal Aspects of Conservation Easements—A Primer for Transportation AgenciesFinal
NCHRP 20-06/Topic 18-02Enforceability of Local Hire Preference ProgramsFinal
NCHRP 20-06/Topic 18-03Legal Issues Surrounding the Use of Digital Intellectual Property on Design and Construction ProjectsFinal
NCHRP 20-06/Topic 19-01Eminent Domain and Fair Market Value in a Depressed Real Estate MarketFinal
NCHRP 20-06/Topic 19-02Legal Aspect of Environmental Permitting in the Emergency Response EnvironmentActive
NCHRP 20-06/Topic 19-03Effect of MUTCD on Tort Liability of Government Transportation AgenciesFinal
NCHRP 20-06/Topic 19-04Use of Social Media in Transportation AgenciesCompleted
NCHRP 20-06/Topic 20-02Liability of Design Builders for Design, Construction and Acquisition ClaimsFinalCompleted and published as NCHRP LRD 68
NCHRP 20-06/Topic 20-03Permissible Arranges in Scope of Work for Construction ContractsFinalCompleted. Published as NCHRP LRD 67
NCHRP 20-06/Topic 20-04Due Diligence for Insurance Coverage in Transportation Construction ContractsFinalCompleted and Published as NCHRP LRD 66
NCHRP 20-06/Topic 21-01A Look at the Legal Environment for Driverless VehiclesFinalCompleted. Published as NCHRP LRD 69.
NCHRP 20-06/Topic 21-02Claims Related to Stormwater DischargesFinal
NCHRP 20-06/Topic 21-03Takings and MitigationFinalCompleted. Published as NCHRP Legal Research Digest 70
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 PublicCompletedCompleted; Published as NCHRP Legal Research Digest 71
NCHRP 20-06/Topic 22-01Legal Requirements for State DOT Participation in Conservation PlansCompleted
NCHRP 20-06/Topic 22-02Liability of State Departments of Transportation for Design ErrorsCompleted
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 AgenciesCompletedCompleted- published as Legal Research Digest 73
NCHRP 20-06/Topic 22-04Summary of Federal Law Restricting Use of Highway Safety Data in Tort LitigationCompletedCompleted.
NCHRP 20-06/Topic 23-01Condemnation Hierarchy-Competing Public Uses FinalCompleted-Published as Legal Research Digest 78
NCHRP 20-06/Topic 23-04The Effectiveness of State False Claims Acts in Protecting State Transportation FundingCompletedComplete - published as LRD 79
NCHRP 20-06/Topic 23-05Update of Selected Studies in Transportation Law: Volume Eight, Section 3: Indian Transportation LawFinalCompleted; Published as NCHRP 76
NCHRP 20-06/Topic 23-06Update of Selected Studies in Transportation Law: Volume Eight, Section 1: Transportation Agencies and Civil RightsFinalCompleted. Published as NCHRP Report
NCHRP 20-06/Topic 24-01Buy America Requirements For Federal Highway ProjectsCompletedCompleted. Published as NCHRP LRD 80.
NCHRP 20-06/Topic 24-02Potential Liability Associated with Unstable Slope Management ProgramsCompletedCompleted. Published as NCHRP LRD 82.
NCHRP 20-06/Topic 24-03Guidelines for Drafting Liability Neutral Transportation Engineering DocumentsFinalCompleted. Published as NCHRP LRD 83
NCHRP 20-06/Topic 24-04The Legal Issues Concerning the Use of Transportation Facilities to Generate Revenue for State DOTsFinalCompleted. Published as NCHRP LRD 81.
NCHRP 20-06/Topic 24-05Fix It, Sign It, or Close It: State of Good Repair in an Era of Budget ConstraintsActiveResearch in Progress
NCHRP 20-06/Topic 25-01Public Liabilities Relating to Driveway PermitsActiveResearch in Progress
NCHRP 20-06/Topic 25-03Managing Enhanced Risk in the Mega Project EraActiveResearch in Progress
NCHRP 20-06/Topic 25-04Laws Governing Homeless Encampments in Transportation Rights-of-WayPending
NCHRP 20-06/Topic 25-05The Legal Issues Associated with Consequential Damages Provisions in Construction ContractsActiveResearch In Progress
NCHRP 20-06/Topic 25-06Legal Issues and Strategies for Best-Value Procurement for Highway ConstructionPending
NCHRP 20-06/Topic 25-07Review of Statutory and Case Law on Planning and Environmental LinkagesActiveResearch in Progress
NCHRP 20-07Research for AASHTO Standing Committee on HighwaysActive
NCHRP 20-07/Task 001The Development of a Cost-Effectiveness Approach to the Programming of Roadside Safety ImprovementsCompletedCompleted---Published as NCHRP Report 148
NCHRP 20-07/Task 002The Relation of Side-Slope Design to Highway SafetyCompletedCompleted---Published as NCHRP Report 158
NCHRP 20-07/Task 003The Development of an Effective Earth-Berm Vehicle DeflectorCompletedCompleted---Summarized in NCHRP Research Results Digest 77
NCHRP 20-07/Task 004Lateral Acceleration and Lateral Tire-Pavement Forces in a Vehicle Traversing Curves Relating to Available Pavement Skid-Resistant MeasuresCompletedCompleted---Summarized in NCHRP Research Results Digest 55
NCHRP 20-07/Task 005Effect of Curb Geometry and LocationCompletedCompleted---Published as NCHRP Report 150
NCHRP 20-07/Task 006Development of Impact Attenuators Utilizing Waste MaterialsCompletedCompleted---Published as NCHRP Report 157
NCHRP 20-07/Task 007Safety at Narrow Bridge SitesCompletedCompleted---Published as NCHRP Report 203
NCHRP 20-07/Task 008Energy and Transportation SystemsCompleted
NCHRP 20-07/Task 009Review of Highway Management Studies Co-Sponsored by AASHTO and HUFSAMCompleted
NCHRP 20-07/Task 010Review of Vehicle Weight/Horsepower Ratio as Related to Passing-Lane Design CriteriaCompleted
NCHRP 20-07/Task 011Longitudinal Occupancy of Freeways by UtilitiesCompleted
NCHRP 20-07/Task 012Guidelines for Citizen Participation in Transportation PlanningCompleted
NCHRP 20-07/Task 013Guidelines for Safety Criteria for Low-Volume RoadsCompletedCompleted---Published as NCHRP Report 214
NCHRP 20-07/Task 014A Policy on Geometric Design of Highways and StreetsCompleted
NCHRP 20-07/Task 015Development of a Simplified Pavement Management SystemCompletedCompleted---Published as NCHRP Report 215
NCHRP 20-07/Task 016Regulation of Movement of Hazardous CargoesCompleted
NCHRP 20-07/Task 017Evaluation of AASHO Road Test Satellite and Environmental StudiesCompleted
NCHRP 20-07/Task 018Standard Specifications for Highway BridgesCompleted
NCHRP 20-07/Task 019The Engineering Aspects of Highway Traffic Safety in an Age of Limited ResourcesCompleted
NCHRP 20-07/Task 020Vehicle Acceleration and Deceleration CharacteristicsCompleted
NCHRP 20-07/Task 021Need for Pavement Markings on Low-Volume RoadsCompleted
NCHRP 20-07/Task 022Encasement of Pipelines Through Highway and Railroad RoadbedsCompleted
NCHRP 20-07/Task 023Contracting Practices and Payment ProceduresCompleted
NCHRP 20-07/Task 024AASHTO Pavement Design GuideCompleted
NCHRP 20-07/Task 025STRS Support TaskCompleted
NCHRP 20-07/Task 026Research and Development Needs in Construction Engineering ManagementCompleted
NCHRP 20-07/Task 027Relationships Between Vehicle Configurations and Highway DesignCompleted
NCHRP 20-07/Task 028AASHTO Guide for Design of Pavement Structures - Training ProgramCompleted
NCHRP 20-07/Task 029Pavement Roughness and Rideability - Field EvaluationCompleted
NCHRP 20-07/Task 030Manual on Subsurface InvestigationsCompleted
NCHRP 20-07/Task 031Development of Comprehensive Bridge Specifications and CommentaryCompleted
NCHRP 20-07/Task 032Design and Construction Specifications for Segmental Concrete BridgesCompleted
NCHRP 20-07/Task 033AASHTO Evaluation of FHWA Research ProgramCompleted
NCHRP 20-07/Task 034AASHTO/AWS Bridge Welding Code Commentary and Draft Fracture Control PlanCompleted
NCHRP 20-07/Task 035Review of Traffic Signal Intensity StandardsCompleted
NCHRP 20-07/Task 036Assessment of Research on High Pressure Truck Tires - Pavement Performance InteractionCompleted
NCHRP 20-07/Task 037Development of an Asphalt Paving HandbookCompleted
NCHRP 20-07/Task 038AASHTO Guidelines for Pavement Management SystemsCompleted
NCHRP 20-07/Task 039Revision of AASHTO Pavement Overlay Design ProceduresCompleted
NCHRP 20-07/Task 040AASHTO Contribution to Support of the Highway Research Coordinating CouncilCompleted
NCHRP 20-07/Task 041AASHTO Guide for Recruitment and Retention of Transportation ProfessionalsCompleted
NCHRP 20-07/Task 042Truck Size and Weight Research and PolicyCompleted
NCHRP 20-07/Task 043Revision of the AASHTO Policy on Geometric Design of Highways and StreetsCompletedTask cancelled
NCHRP 20-07/Task 044Division 100 Revision of the AASHTO Guide Specifications for Highway ConstructionCompleted
NCHRP 20-07/Task 045Revision to the AASHTO Completed
NCHRP 20-07/Task 046AASHTO Guidelines for Bridge Management SystemsCompletedCompleted---Summarized in NCHRP Research Results Digest 186
NCHRP 20-07/Task 047Support for the Joint Committee on Truck Size and WeightCompleted
NCHRP 20-07/Task 048Development of a System for the Uniform Location of Subject Matter Within Standard SpecificationsCompleted
NCHRP 20-07/Task 049Follow-up on USA Asphalt Study Tour of EuropeCompleted
NCHRP 20-07/Task 050White Paper on the Feasibility of Longer Combination Vehicles (LCV)Completed
NCHRP 20-07/Task 051Synthesis of the Impacts of Truck Size and Weight on the Transportation System and the EconomyCompleted
NCHRP 20-07/Task 052Support for the Joint Committee on Domestic Freight PolicyCompleted
NCHRP 20-07/Task 053Profilograph Limitations, Correlation, and Calibration for Effective Performance Based SpecificationsCompleted
NCHRP 20-07/Task 054Impacts of Conversion to the Metric SystemCompleted
NCHRP 20-07/Task 055Support for National Quality InitiativesCompleted
NCHRP 20-07/Task 056Review of AASHTO Completed
NCHRP 20-07/Task 057Joint Task Force on Pavements' Workshop on SHRP LTPP Data and AnalysisCompleted
NCHRP 20-07/Task 058Information and Evaluation of Asphalt Rubber ResearchCompleted
NCHRP 20-07/Task 059Transportation Investment and Economic Expansion: Case StudiesCompleted
NCHRP 20-07/Task 060Support for Implementing the Clean Air Act Amendments of 1990Completed
NCHRP 20-07/Task 061Assessment of AASHTO Needs for Metric Conversions & Design of Metrication ClearinghouseCompleted
NCHRP 20-07/Task 062Rewrite of AASHTO Construction Guide Specifications into Imperative Mood and MetricCompleted
NCHRP 20-07/Task 063Development of a Manual for State Transportation ResearchCompleted
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 ManualCompletedCompleted
NCHRP 20-07/Task 065Recommended Practices for Sampling, Handling, and Testing of Pavement SamplesCompleted
NCHRP 20-07/Task 066Development and Training of Pavement Engineering PersonnelCompletedCompleted
NCHRP 20-07/Task 067AASHTO Publications in CD-ROM FormatCompletedCompleted
NCHRP 20-07/Task 068Polyethylene Pipe SpecificationsCompleted
NCHRP 20-07/Task 069Recommended Revisions to Construction Specifications for Highway BridgesCompletedCompleted
NCHRP 20-07/Task 070Developing Commentary for the ANSI / AASHTO / AWS D1.5-95 Bridge Welding Code Including the Fracture Control PlanCompletedCompleted
NCHRP 20-07/Task 071Co-Sponsorship of Winter Maintenance ProgramCompletedCompleted
NCHRP 20-07/Task 072Materials Characterization for Input to AASHTO Guide for Design of Pavement StructuresCompleted
NCHRP 20-07/Task 073High Strength Metric Fasteners for Bridge ApplicationsCompletedTask cancelled
NCHRP 20-07/Task 074Manual for Scientific Inquiry into Transportation Problems: Research MethodologiesCompleted
NCHRP 20-07/Task 075Geometric and Roadside Safety for Very Low Volume RoadsCompletedCompleted
NCHRP 20-07/Task 076Installation of Fiber Optic Facilities on Highway and Freeway Rights of WayCompleted
NCHRP 20-07/Task 077Improved Pavement Design WorkshopCompleted
NCHRP 20-07/Task 078Developing a Measurement System for the AASHTO/TRAC ProgramCompletedCompleted
NCHRP 20-07/Task 079Incorporating Canadian Projects into TRISCompletedCompleted
NCHRP 20-07/Task 080Information Clearinghouse for Continuous Quality ImprovementCompletedCompleted
NCHRP 20-07/Task 081Effect of Headlamp Design on Retroreflective Signs and Pedestrian SafetyCompletedCompleted
NCHRP 20-07/Task 082Enhancement to the Special Products Evaluation ListCompleted
NCHRP 20-07/Task 083Guide for Snow and Ice ControlCompletedCompleted
NCHRP 20-07/Task 084Developing a Model for Effective Transfer of Innovative TechnologiesCompleted
NCHRP 20-07/Task 085Report on Forum on Economic Returns of Transportation InvestmentsCompleted
NCHRP 20-07/Task 086Potential Credit Reform: Accessing Unobligated Highway Trust Fund BalancesCompletedCompleted
NCHRP 20-07/Task 087Investigate the Need for Research on the Performance of Portland Cement ConcreteCompletedCompleted
NCHRP 20-07/Task 088LRFD Specifications for Retaining WallsCompletedCompleted
NCHRP 20-07/Task 089LRFD Specifications for Plastic Pipe and CulvertsCompletedCompleted---Published as NCHRP Report 438
NCHRP 20-07/Task 090The Next Generation of TRAC PAC - A Hands-On Educational ProgramCompletedCompleted
NCHRP 20-07/Task 091Transportation Implications of Proposed Changes to the National Ambient Air Quality StandardsFinalCompleted
NCHRP 20-07/Task 092Durability of Precast Segmental BridgesCompleted
NCHRP 20-07/Task 093AASHTO Subcommittee Process EvaluationCompleted
NCHRP 20-07/Task 094Mitigating Nighttime Construction Noise, Vibrations, and Other NuisancesCompleted
NCHRP 20-07/Task 095Support for the AASHTO 350 Task ForceCompleted
NCHRP 20-07/Task 096Techniques for Acquiring ITS SoftwareCompletedCompleted
NCHRP 20-07/Task 097Bridge Performance MeasuresCompletedCompleted
NCHRP 20-07/Task 098Shear Design Methodology for Prestressed ConcreteCompleted
NCHRP 20-07/Task 099LRFD Design Criteria for Cotton Duck Pad (CDP) Bridge BearingsCompletedCompleted
NCHRP 20-07/Task 100Safety Appraisal of Suspension Bridge Main CablesCompletedCompleted
NCHRP 20-07/Task 101Lead States Web SiteCompleted
NCHRP 20-07/Task 102Project-Development Policies and PracticesCompletedCompleted
NCHRP 20-07/Task 103Development of AASHTO Committee Web SitesCompletedCompleted
NCHRP 20-07/Task 104Support for the Year 2000 National Conference on PavementsCompletedCompleted
NCHRP 20-07/Task 105Planning, Design, and Operation of Pedestrian FacilitiesCompletedCompleted
NCHRP 20-07/Task 106Thermal Movement Design Procedure for ConcreteCompletedCompleted
NCHRP 20-07/Task 107Shear Design Guidelines for Skewed Multi-Beam BridgesCompletedCompleted
NCHRP 20-07/Task 108Geometric Design Policy for Very Low-Volume Local Roads (<400 ADT)CompletedCompleted
NCHRP 20-07/Task 108AGeometric Design Policy for Very Low-Volume Local Roads (<400 ADT)FinalCompleted
NCHRP 20-07/Task 109Improved Contracting Methods for Highway Construction ProjectsCompletedCompleted
NCHRP 20-07/Task 110Support AASHTO Participation in Forum on Transportation Investments and Economic GrowthCompletedCompleted
NCHRP 20-07/Task 111Support for the AASHTO Task Group on Retroreflectivity StandardsCompleted
NCHRP 20-07/Task 112Geosynthetic Reinforcement in Roadway SectionsCompletedCompleted
NCHRP 20-07/Task 113Corrosion of Metals Above the Ground Surface: Transportation Related IssuesCompletedCompleted
NCHRP 20-07/Task 114Context Sensitive Design for Integrating Highway and Street Projects with Communities and the EnvironmentCompletedCompleted
NCHRP 20-07/Task 115Effective Practices in Consultant Usage by State Departments of TransportationCompletedCompleted---Report provided to AASHTO for distribution
NCHRP 20-07/Task 116User's Guide for Evaluating Sign RetroreflectivityCompletedCompleted
NCHRP 20-07/Task 117Benefit/Cost Study of RWIS and Anti-icing TechnologiesCompletedCompleted
NCHRP 20-07/Task 118A Supplemental Guideline for Highway Design to Accommodate Older Drivers and PedestriansCompletedCompleted
NCHRP 20-07/Task 119Environmental Best Practices CompetitionCompleted
NCHRP 20-07/Task 120Asset ManagementCompletedCompleted
NCHRP 20-07/Task 121Strategic Plan for Bridge Engineering ResearchCompleted
NCHRP 20-07/Task 122Load Rating by Load and Resistance Factor Evaluation MethodCompletedCompleted
NCHRP 20-07/Task 123Production of a U.S. Customary System of Units Version of the Year 2000 Highway Capacity ManualCompletedFunds shifted to Project 03-55(06) contract
NCHRP 20-07/Task 124Cost/Benefits of Constructability ReviewsCompletedCompleted
NCHRP 20-07/Task 125Summary of Research Peer Exchange Findings and RecommendationsCompletedCompleted
NCHRP 20-07/Task 126Production of the Year 2000 AASHTO Policy on Geometric Design of Highways and StreetsCompletedCompleted
NCHRP 20-07/Task 127A Strategic Plan (Road Map) for Pavement ResearchCompletedCompleted---Summarized in NCHRP Research Results Digest 276
NCHRP 20-07/Task 128Partnerships in Highway Development and Design for Shaping and Enhancing CommunitiesCompletedCompleted
NCHRP 20-07/Task 129Synthesis of Project Delivery TimesCompletedCompleted
NCHRP 20-07/Task 130Development of a Detailed Test Procedure by FTIR Identification for Structural Steel CoatingsCompleted
NCHRP 20-07/Task 131AASHTO Internet Applications InfrastructureCompleted
NCHRP 20-07/Task 131AAASHTO Model Committee Web SiteCompletedCompleted
NCHRP 20-07/Task 131CAASHTO Transportation Web Portal ConceptsCompletedCompleted
NCHRP 20-07/Task 132Final Review and Acceptance of LRFD Specification for WallsCompletedCompleted
NCHRP 20-07/Task 133Improved Live Load Deflection Criteria for Steel BridgesCompletedCompleted
NCHRP 20-07/Task 134Asset Management Education and Communication MaterialsCompletedCompleted as 20-24(11)
NCHRP 20-07/Task 135Geometric Design Guide for Transit Facilities on Highways and Streets - Phase IActiveCompleted
NCHRP 20-07/Task 136Support for SCOH Task Force on Forest Development RoadsCompleted
NCHRP 20-07/Task 137Synthesis of R&T Partnership Working Group ReportsCompletedCompleted
NCHRP 20-07/Task 138Recommended Procedures for the Testing of Rock-Fall BarriersCompletedCompleted
NCHRP 20-07/Task 139Application of European 2+1 Roadway DesignsCompletedCompleted---Summarized in NCHRP Research Results Digest 275
NCHRP 20-07/Task 140TEA-21 Stewardship ReportCompletedResearch in progress
NCHRP 20-07/Task 141Conformity Problems Caused by the Mismatch in SIP/Transportation Plan TimeframeFinal
NCHRP 20-07/Task 142Scoping Study for a National Strategic Plan for Managing Transportation InformationCompletedCompleted
NCHRP 20-07/Task 143Synthesis of Practice: AASHTO's National Transportation Product Evaluation Program (NTPEP)CompletedCompleted
NCHRP 20-07/Task 144Delegations of Authority to Expedite Environmental StreamliningCompletedCompleted
NCHRP 20-07/Task 145Update of the AASHTO Guide for Transportation Landscape and Environmental DesignCompletedCancelled
NCHRP 20-07/Task 146Development of a Standard Protocol for Evaluating Hydrologic and Hydraulic Engineering Software ModelsCompletedResearch in progress
NCHRP 20-07/Task 147Update of the Design Guidelines for the Control of Blowing and Drifting SnowCompletedResearch in progress
NCHRP 20-07/Task 148Evaluation of Potential Impacts on the State DOTs of the US Access Board's Recommendations on Public Rights-of-WayCompletedCompleted
NCHRP 20-07/Task 149Evaluation of 3D Computer Modeling and Electronic Information Transfer for Efficient Design and Construction of Steel BridgesCompletedResearch in progress
NCHRP 20-07/Task 150Electronic NTPEP Report: A First Generation Query-Based Program to Aid in the Assessment of Pavement Markings and Sign Sheeting MaterialsCompletedCompleted
NCHRP 20-07/Task 151ATransportation Security: Highway Emergency Response HandbookCompletedResearch in progress
NCHRP 20-07/Task 151BTransportation Security: Highway Vulnerability Assessment GuideCompletedCompleted
NCHRP 20-07/Task 151CTransportation Security: Sharing Information & Task Force SupportCompletedResearch in progress
NCHRP 20-07/Task 152Project Cost Estimating A Synthesis of Highway PracticeCompletedCompleted
NCHRP 20-07/Task 153Update of the AASHTO Transportation GlossaryCompletedCompleted
NCHRP 20-07/Task 154Update of the HOV and Park-and-Ride Facilities Design GuidesCompletedCompleted
NCHRP 20-07/Task 155Signing Standards for Two-Lane Exit Ramps with an CompletedResearch in progress
NCHRP 20-07/Task 156Finalize Two Design Examples for AASHTO Guide Specifications for Horizontally Curved Steel Highway BridgesCompleted
NCHRP 20-07/Task 157Materials Information Management System Software ReviewCompletedCompleted
NCHRP 20-07/Task 158Survey of State DOT Practice: Outsourcing and Private Sector UtilizationCompletedCompleted
NCHRP 20-07/Task 159Privatization and Commercial Use of Public Rights-of-WayCompletedCompleted
NCHRP 20-07/Task 160Two-Lane Road Analysis Methodology in the Highway Capacity ManualCompletedCompleted
NCHRP 20-07/Task 161Revision of the Draft AASHTO Guide for the Planning, Design, and Operation of Pedestrian FacilitiesCompletedCompleted
NCHRP 20-07/Task 162Guidelines for the Correlation of Test Results from Bench-Scale and Large-Scale Testing on Rolled Erosion Control Products (RECP)CompletedCompleted
NCHRP 20-07/Task 163Innovative Practices in Workforce Development for State Departments of TransportationCompletedTerminated
NCHRP 20-07/Task 163AInnovative Practices in Workforce Development for State Departments of TransportationCompletedResearch in progress
NCHRP 20-07/Task 164Revision of AASHTO R9-97 CompletedCompleted
NCHRP 20-07/Task 165A Policy Synthesis on the Economic Benefits of NTPEPCompletedCompleted
NCHRP 20-07/Task 166Acceleration of Environmental Stewardship Best Practices for Maintenance and ConstructionCompleted
NCHRP 20-07/Task 167Development of Recommended Revisions to Draft ADA Guidelines for Accessible Rights-of-WayCompletedCompleted
NCHRP 20-07/Task 168Determination of Appropriate Railing Heights for BicyclistsCompletedCompleted
NCHRP 20-07/Task 169Resolution of Comments submitted on the Draft AASHTO Guide for Context Sensitive DesignCompletedCompleted
NCHRP 20-07/Task 169BResolution of Comments submitted on the Draft AASHTO Guide for Context Sensitive Design: Liability ChapterCompletedCompleted
NCHRP 20-07/Task 170Review and Revision of the AASHTO Maintenance Manual for Roadways and BridgesCompletedCompleted
NCHRP 20-07/Task 171Identification of Conflicts with AASHTO Publications Related to Clear ZoneCompletedCompleted
NCHRP 20-07/Task 172Recommended AASHTO Design-Build Procurement GuideCompletedCompleted
NCHRP 20-07/Task 173Measuring and Communicating the Effects of Incident Management ImprovementsCompletedCompleted
NCHRP 20-07/Task 174Use of Positive Protection in Work ZonesCompletedCompleted
NCHRP 20-07/Task 176Update of Exhibits for the AASHTO Green BookCompleted
NCHRP 20-07/Task 177Synthesis of Maintenance and Durability Information for Detectable Warnings on SidewalksCompletedCompleted
NCHRP 20-07/Task 178Evaluation and Update of NCHRP Project 24-08, CompletedCompleted
NCHRP 20-07/Task 179Development of Operating Procedures for the Standing Committee on HighwaysCompletedCompleted
NCHRP 20-07/Task 180Summary of International Practice on Bridge Girder and Deck Strengthening with Fiber Reinforced Polymer (FRP) CompositesCompleted
NCHRP 20-07/Task 181Multi-State Transportation Operations Program: Status & Critical IssuesCompletedCompleted
NCHRP 20-07/Task 182Evaluation of Highway Innovative Technology Evaluation Center (HITEC)CompletedResearch in progress
NCHRP 20-07/Task 183LRFD Foundation Design Implementation and Specification DevelopmentCompletedCompleted
NCHRP 20-07/Task 184Development of a Pavement Preservation Synthesis, Research Plans, and InitiativesCompletedResearch in progress
NCHRP 20-07/Task 185Implementation of Flashing Yellow Arrow Display for Protected/Permissive Left Turn ControlCompleted
NCHRP 20-07/Task 186Updating the Calibration Report for the AASHTO LRFD CodeCompletedCompleted
NCHRP 20-07/Task 187Updating the AASHTO Guide for the Development of Bicycle FacilitiesCompletedResearch in progress
NCHRP 20-07/Task 188Mainstreaming Operations in State DOTsCompletedCompleted
NCHRP 20-07/Task 189Advancing Strategic Highway Safety Plans: Safety Leadership Forum IICompletedCompleted
NCHRP 20-07/Task 190Develop Strategy for the Testing and Evaluation of Durable Striping Materials for High Traffic Areas and Mountain PassesCompletedCompleted
NCHRP 20-07/Task 191Product Evaluation and Plant Certification of HDPE PipeCompleted
NCHRP 20-07/Task 192Update of Barrier Hardware GuideCompletedCompleted
NCHRP 20-07/Task 193LRFD Guidelines for the Seismic Design of Highway Bridges, Version 2CompletedCompleted
NCHRP 20-07/Task 194Consistency of Titles for AASHTO PublicationsCompletedCompleted
NCHRP 20-07/Task 195Development and Performance of Web Based Joint Salary SurveyCompletedThe web-based survey has been developed and submitted to AASHTO for implementation.
NCHRP 20-07/Task 196Development of a Guide to Crashworthy Bridge Rail SystemsCompletedCompleted
NCHRP 20-07/Task 197Development of a Test Method for Optical Sizing and Roundness Determination of Glass Beads Utilized in Traffic MarkingCompletedWork will be accomplished under Project 20-07 Task 243.
NCHRP 20-07/Task 198Standard Practice for Independent Assurance ProgramsCompletedCompleted
NCHRP 20-07/Task 199Update of the Strategic Plan for Bridge EngineeringCompletedCompleted
NCHRP 20-07/Task 200Synthesis of Vehicle Based Winter Maintenance TechnologiesCompletedCompleted
NCHRP 20-07/Task 201Use of Warranties in Highway ConstructionCompleted
NCHRP 20-07/Task 202Guide to Benchmarking Operations Performance MeasuresCompleted
NCHRP 20-07/Task 203Update of AASHTO Maintenance Manual to Include Systems Operations and ManagementCompletedCompleted
NCHRP 20-07/Task 204Pavement Noise Intensity Testing in Europe for Comparison to the United StatesCompletedCancelled
NCHRP 20-07/Task 205Project Delivery Workforce Management ReviewCompleted
NCHRP 20-07/Task 206A Model Guide for Condition Assessment SystemsCompleted
NCHRP 20-07/Task 207Update of the AASHTO Guide Specifications for Highway ConstructionFinalCompleted, See 20-07/Task 220
NCHRP 20-07/Task 208Update of Recommendations on Crest Vertical CurvesCompleted
NCHRP 20-07/Task 209Incorporation of Research Findings into AASHTO's Standard Specifications for Structural Supports for Highway Signs, Luminaries and Traffic SignalsCompletedCompleted
NCHRP 20-07/Task 210Guidelines for the Selection of Cable Barrier SystemsCompleted
NCHRP 20-07/Task 211Scoping study for an AASHTO Guide on Accelerating Project DeliveryCompletedCompleted
NCHRP 20-07/Task 212Development of a Model Drivers License HandbookCompleted
NCHRP 20-07/Task 213Requirements for Minimum Maintained Retroreflectivity of Pavement MarkingCompleted
NCHRP 20-07/Task 214Update of A Guide to Small Sign Support HardwareCompleted
NCHRP 20-07/Task 215Statewide Incident Reporting SystemsCompleted
NCHRP 20-07/Task 216Application of LRFD Bridge Design Specifications to High-Strength Structural Concrete: Final Project – Phase ICompletedCompleted
NCHRP 20-07/Task 217Verification and Implementation of Strut-and-Tie Model in LRFD Bridge Design SpecificationsCompletedCompleted
NCHRP 20-07/Task 218Performance-Based Maintenance ContractingFinalCancelled, refer to NCHRP Synthesis 389, Performance-Based Contracting for Maintenance
NCHRP 20-07/Task 219Testing American Traffic Marking Systems on the Spanish (AETEC) Traffic Marking Wear SimulatorCompleted
NCHRP 20-07/Task 220Update of the AASHTO Guide Specifications for Highway ConstructionCompleted
NCHRP 20-07/Task 221Traffic Incident Management + Program for Worker SafetyCompleted
NCHRP 20-07/Task 222Evaluation of the Field Implementation of the Flashing Yellow Arrow Permissive Left-Turn IndicationCompleted
NCHRP 20-07/Task 223Update Business Needs for Pavement EngineeringCompleted
NCHRP 20-07/Task 224Update of the AASHTO Guide for Contracting, Selecting, and Managing Consultants in Preconstruction EngineeringCompleted
NCHRP 20-07/Task 225Best Practices in the Management of Design Errors and OmissionsCompleted
NCHRP 20-07/Task 226Review and Update of Human Factors and Operations Issues in the AASHTO Green BookCompleted
NCHRP 20-07/Task 227Technology Transfer Guidebooks for Implementation of Innovative TechnologiesCompleted
NCHRP 20-07/Task 228Update the United States Numbered Highways (1989 Edition) and Document Current U.S. RoutesCompletedThe revised final products have been accepted and provided to AASHTO.
NCHRP 20-07/Task 229Bridge Construction Practices Using Incremental LaunchingCompleted
NCHRP 20-07/Task 230Safety and Security in Roadway TunnelsCompleted
NCHRP 20-07/Task 231Laboratory Testing of Proposed Roundabout Traffic Control OptionsCompleted
NCHRP 20-07/Task 232Development of a Guide to Update ADA Transition PlansCompleted
NCHRP 20-07/Task 233Development of a Toolkit to Assist State DOTs and Contractors in Uniformly Handling DBE requirementsCompletedThe project is completed and the final products delivered to AASHTO.
NCHRP 20-07/Task 234Guidelines for Selection of Bridge Deck Overlays, Sealers, and TreatmentsCompleted
NCHRP 20-07/Task 235Development of Testing Protocols for Surface Applied Concrete Sealers TreatmentsCompleted
NCHRP 20-07/Task 236Modification and Stabilization of Soils and Base for Use in Pavement StructuresCompletedThe project final report is available as NCHRP Web Only Documents 144 and 145.
NCHRP 20-07/Task 237Incorporation of Lane Management and Toll Plaza Design Issues in the AASHTO Green BookFinal
NCHRP 20-07/Task 238Conceptual Development of an AASHTO Guide to Systems Operations and ManagementCompleted
NCHRP 20-07/Task 239Identification and Delineation of Incident Management and Multi-Agency Emergency Response FunctionsActiveIn development
NCHRP 20-07/Task 240Update of AASHTO Roadside Design GuideCompleted
NCHRP 20-07/Task 241Capacity Creation Through Innovative DesignFinalCancelled
NCHRP 20-07/Task 242Cost Analysis of Rehabilitation/Reconstruction of the Nation's Highway InfrastructureFinal
NCHRP 20-07/Task 243Development of a Test Method for Optical Sizing and Roundness Determination of Glass Beads Utilized in Traffic MarkingsCompletedThe project final report has been published as NCHRP Research Results Digest 346 and NCHRP Web-Only Document 156.
NCHRP 20-07/Task 244Modifications for AASHTO LRFD Bridge Design Specifications to Incorporate or Update the Guide Specifications for Design of Pedestrian BridgesFinal
NCHRP 20-07/Task 245Updating AASHTO Design and Construction Specifications ffor Temporary Works used in Bridge Construction CompletedThe final report has been provided to AASHTO.
NCHRP 20-07/Task 246Replacement Process for LED (Light Emitting Diode) Traffic SignalsCompletedPublished
NCHRP 20-07/Task 247Outdoor Advertising Sign Regulation StudyCompletedCompleted final report submitted to AASHTO
NCHRP 20-07/Task 248Guidelines for Utility Encasement Policy for Highway CrossingsCompletedCompleted final report submitted to AASHTO
NCHRP 20-07/Task 249Asset Management Approaches to ADA ComplianceCompleted
NCHRP 20-07/Task 250Update AASHTO ''Guide for Snow and Ice Control''Completed
NCHRP 20-07/Task 251Consideration of Pavement Preservation in the AASHTO Mechanistic-Empirical Pavement Design GuideCompleted
NCHRP 20-07/Task 252Guidelines for Implementing Quality Control and Quality Assurance for Bridge InspectionFinal
NCHRP 20-07/Task 253Subcommittee on Systems Operations and Management Strategic Plan UpdateCompleted
NCHRP 20-07/Task 254Vehicle Size and Weight Management (VSW) Technology Transfer/Best PracticesFinal
NCHRP 20-07/Task 255Development of a Test Method To Determine the Ability of Adhesive Anchors To Resist Sustained Tensile LoadCompletedThe project final report is available as NCHRP Report 639.
NCHRP 20-07/Task 256Safety Impacts of the Emerging Digital Display Technology for Outdoor Advertising SignsCompleted
NCHRP 20-07/Task 257Crash Tested Precast Concrete Barrier Designs and Anchoring MethodsCompleted
NCHRP 20-07/Task 258Identification of Cross-Cutting Issues Related to the Development, Management, and Delivery of Transportation Projects and ProgramsFinalThe final report has been submitted to AASHTO.
NCHRP 20-07/Task 259Assessment of State-of-the-Practice for Identifying Earth Retaining Structure (ERS)Final
NCHRP 20-07/Task 260Development of Guidelines for Conducting Effective Customer Surveys Related to Highway Maintenance OperationsCompletedThe project has been completed and the final report submitted to AASHTO
NCHRP 20-07/Task 261Best Practices for Implementing Quality Control and Quality Assurance for Tunnel InspectionFinal
NCHRP 20-07/Task 262Review and Update of the AASHTO Guide Specifications for Seismic Isolation DesignFinal
NCHRP 20-07/Task 263Update of the AASHTO Guide for the Planning, Design, and Operation of Pedestrian FacilitiesCompleted The final report has been accepted and forwarded to AASHTO.
NCHRP 20-07/Task 264Guidance for Design and Selection of PipesCompletedCompleted final report submitted to AASHTO.
NCHRP 20-07/Task 265Electronic Publications Delivery System: AASHTO’s Next StepCompletedThe project has been completed and the final report submitted to AASHTO
NCHRP 20-07/Task 266Development of an Alternative Calibration Method for AASHTO T 153Completed
NCHRP 20-07/Task 267Potential for Saving Lives with Various Countermeasures to Meet AASHTO’s New Safety GoalCompleted
NCHRP 20-07/Task 268SCOM Strategic Planning WorkshopCompleted
NCHRP 20-07/Task 269Feasibility of Using Incentives to Facilitate Utility RelocationsCompletedCompleted final report submitted to AASHTO
NCHRP 20-07/Task 270Application of AASHTO LRFD Specifications to Design of Sound BarriersFinal
NCHRP 20-07/Task 271Graphical Traffic Signal Design Aid Based on the MUTCDCompleted
NCHRP 20-07/Task 272Rheological Characterization of Flow Table Reference MaterialCompleted
NCHRP 20-07/Task 273Update of the AASHTO Policy on Geometric Design of Highways and Streets (Green Book)Completed
NCHRP 20-07/Task 274Price Indexing in Transportation Construction ContractsCompleted
NCHRP 20-07/Task 275SCOH Strategic Plan Support CompletedCompleted
NCHRP 20-07/Task 276Development of Guidelines for Rehabilitation of Existing highway and Rail Transit TunnelsFinal
NCHRP 20-07/Task 277Update to AASHTO 'Pavement Management Guide'Completed
NCHRP 20-07/Task 278Production of the new AASHTO Guide to EstimatingCompleted
NCHRP 20-07/Task 279Development of a Work Plan for the 2nd Edition of the Highway Safety ManualCompleted
NCHRP 20-07/Task 280AASHTO MATERIALS “C” SPECIFICATIONSCompletedAASHTO HSCOM has received the project deliverables.
NCHRP 20-07/Task 281Strategic Plan for the Development and Maintenance of AASHTO Standards by AASHTO Member Departments Completed
NCHRP 20-07/Task 282Research Needs Assessment for Roadside Workers and Vehicle SafetyCompleted
NCHRP 20-07/Task 283Evaluation of the Flashing Yellow Arrow (FYA) Permissive Left Turn in Shared Yellow Signal SectionsFinal
NCHRP 20-07/Task 285Recalibration of the LRFR Load Factors in the AASHTO Manual for Bridge EvaluationFinal
NCHRP 20-07/Task 286Finalization of a new AASHTO Drainage Manual - Volume 1, Policy; Volume 2, ProceduresCompletedCompleted final report submitted to AASHTO for publishing.
NCHRP 20-07/Task 287Roadmap for Winter Maintenance ResearchCompleted
NCHRP 20-07/Task 288National Calibration of MEPDG Rigid Pavement Models Based on Corrected CTE ValuesCompleted
NCHRP 20-07/Task 289Comparative Performance Evaluation of Pavement Marking Materials at the NTPEP Test FacilityCompleted
NCHRP 20-07/Task 290Highway Safety Training Synthesis/RoadmapCompleted
NCHRP 20-07/Task 291Transportation Operations Research Communications, Awareness Needs Assessment & Implementation Plan for State DOTsFinal
NCHRP 20-07/Task 292SCOH Strategic Plan: Completion, implementation planning, and governanceCompleted
NCHRP 20-07/Task 294Continuation of Funding of 20-07 Task 245 - Update Bridge Temporary WorksFinal
NCHRP 20-07/Task 295Survey of Existing XML Schemas for Incorporation into TransXMLCompleted
NCHRP 20-07/Task 296Alignment of the Draft AASHTO Transit Guide with the AASHTO Green BookFinal
NCHRP 20-07/Task 297Analysis of usRAP Completed
NCHRP 20-07/Task 298Operations Center of ExcellenceFinal
NCHRP 20-07/Task 299Resolution of Comments on the Draft AASHTO Bike GuideCompletedThe final report has been provided to AASHTO for final balloting.
NCHRP 20-07/Task 300Methods for Estimating the Benefits for Winter Maintenance OperationsCompleted
NCHRP 20-07/Task 301Measuring Cement Particle Size and Surface Area by Laser DiffractionCompletedThe project final report is available as NCHRP Research Results Digest 382.
NCHRP 20-07/Task 302Value Analysis for Linear Referencing SystemsFinalFinal report submitted to AASHTO TIG
NCHRP 20-07/Task 303Synthesis of Truck Size and Weight ResearchFinal
NCHRP 20-07/Task 305Analysis of New Highway Lighting TechnologiesFinal
NCHRP 20-07/Task 306Revision of Strut-and-Tie Provisions in the AASHTO LRFD Bridge Design SpecificationsFinal
NCHRP 20-07/Task 307Updated Research for Collision Damage and Repair of Prestessed Concrete BeamsFinal
NCHRP 20-07/Task 308Completion of the new AASHTO A Practical Guide to Estimating, Part 2Completed
NCHRP 20-07/Task 309Challenges and Opportunities: A Strategic Plan for Equipment Management ResearchCompleted
NCHRP 20-07/Task 310Determination of Current Levels of Retroreflectance Attained and Maintained by the State Departments of TransportationCompleted
NCHRP 20-07/Task 311Development of a Warm Mix Asphalt Technology Evaluation ProgramCompleted
NCHRP 20-07/Task 314Recommended Protocol for Developing Crash Modification FactorsCompleted
NCHRP 20-07/Task 315Transportation Asset Management for Ancillary StructuresCompleted
NCHRP 20-07/Task 316Establishment of Appropriate Guidelines for Use of the Direct and Indirect Design Methods for Reinforced Concrete PipeFinal
NCHRP 20-07/Task 317Update of AASHTO Publication MEPDG-1Completed
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) Completed
NCHRP 20-07/Task 319Evaluating Applicability of the Dual-Ring Test Procedure for Assessing the Cracking Tendency of Repair MaterialsCompleted
NCHRP 20-07/Task 321Developing a Framework for Emergency Responder/Roadside Worker Struck-by/Near-miss DatabaseCompleted
NCHRP 20-07/Task 322State of Readiness of the Dedicated Short Range Communications (DSRC) Spectrum for Early deployment of Connected Vehicle Transportation SystemsActive
NCHRP 20-07/Task 323Developing a Long-Range Strategic Plan for the MUTCDFinal
NCHRP 20-07/Task 324NCHRP's Role in Maintaining AASHTO Guidelines and SpecificationsCompletedRecommendations provided to AASHTO SCOR and SCOH
NCHRP 20-07/Task 325Updating the AASHTO LRFD Wind Loads ProvisionsFinal
NCHRP 20-07/Task 326Review and Update of the AASHTO Movable Bridge Inspection, Evaluation and Maintenance Manual, 1st Edition - Scoping StudyFinalProject is canceled, and the allocated funds will supplement NCHRP Project 14-32
NCHRP 20-07/Task 327Developing Recalibrated Concrete Pavement Performance Models for the Mechanistic-Empirical Pavement DesignCompleted
NCHRP 20-07/Task 328Update of the 1995 AASHTO/AGC/ARTBA ‘A Guide to Standardized Highway Barrier Hardware’ (1995 Guide)CompletedFinal report submitted to AASHTO SCOE
NCHRP 20-07/Task 329Alternative Delivery Methods for Winter OperationsCompleted
NCHRP 20-07/Task 330Waterproofing of Bridge Decks Using Pavement Preservation Products AnticipatedProject cancelled.
NCHRP 20-07/Task 331Report On the Methods and Standards to Measure the Permeability of ConcreteCompleted
NCHRP 20-07/Task 332User’s Guide to Develop Highway Safety Manual Safety Performance Function Calibration FactorsCompleted
NCHRP 20-07/Task 333Comparing the Corrosion Protection of Hot Dip Versus Continuously Galvanized W-Beam Guardrail SectionsCompleted
NCHRP 20-07/Task 334Primer on the Joint Use of the HSM and HFGFinal
NCHRP 20-07/Task 335Updating the Strategic Plan for the AASHTO Highway Subcommittee on Bridges and StructuresFinal
NCHRP 20-07/Task 336Emergency Exit Signs Within Highway TunnelsFinalProject is canceled, and the allocated funds will supplement NCHRP Project 20-59 (47)
NCHRP 20-07/Task 337Proposed AASHTO Guidelines for Complex Bridge Inspection Final
NCHRP 20-07/Task 338Hydrology for Water Quality Analysis and DesignCompleted
NCHRP 20-07/Task 339Best Practices for Cracking Sealing and Crack Filling of Asphalt PavementsCompleted
NCHRP 20-07/Task 340National Training: Challenges and OpportunitiesCompleted
NCHRP 20-07/Task 341Guidelines for the Development HSM Part C Predictive Methods ChaptersActive
NCHRP 20-07/Task 342Wind Turbulence-Structure Interaction and Aeroelastic Instability for Long-Span Flexible Girder SystemsFinalProject is canceled, and the allocated funds supplemented NCHRP Project 20-07/Task 325
NCHRP 20-07/Task 343An Update to AASHTO’s Guidelines for Geometric Design of Very Low-Volume Local RoadsActive
NCHRP 20-07/Task 344Practical Cost Estimating: Development of TrainingFinal
NCHRP 20-07/Task 345Planning for Transportation System Management & OperationsFinal
NCHRP 20-07/Task 346Completion of the Update to the AASHTO Guide for Transportation Landscape and Environmental DesignCompleted The project has been completed and the updated Guide has been sent to AASHTO for balloting and publication.
NCHRP 20-07/Task 347Test Methods of Watertightness of Culvert JointsFinal
NCHRP 20-07/Task 348Review of the AASHTO LRFD Movable Highway Bridge Design Specifications for future updatesFinal
NCHRP 20-07/Task 349Guidelines for Developing Materials Acceptance Plans for Alternative Contracting MethodsCompleted
NCHRP 20-07/Task 350U.S. Bicycle Route Guide SigningFinal
NCHRP 20-07/Task 351Update to AASHTO’s Visualization in Transportation: A Guide for Transportation AgenciesFinalCompleted.
NCHRP 20-07/Task 352Next Generation AASHTO Transportation System Management & Operations Strategic DirectionFinal
NCHRP 20-07/Task 353Development of a Strategic Research Plan for SCOHTSActive
NCHRP 20-07/Task 354Work Zone Speed Limits and Crash Data PracticesAnticipated
NCHRP 20-07/Task 355Guidelines for Reliable Fit-Up of Steel I-Girder BridgesFinal
NCHRP 20-07/Task 356Strategic Plan for Prioritization and Selection of Research Proposals for Hydrology and HydraulicsFinal
NCHRP 20-07/Task 357Guidelines for Collecting, Processing, and Managing Roadway Asset Inventory DataCompleted
NCHRP 20-07/Task 358Reducing Risks to Worker Safety in Work Zones Due to Distracted DriversAnticipated
NCHRP 20-07/Task 359Next Generation National Transportation System Management & Operations (TSM&O) Research FrameworkActive
NCHRP 20-07/Task 360Development of a Strategic Plan for the Technical Committee on Roadside Safety (TCRS)Active
NCHRP 20-07/Task 361Hamburg Wheel-Track Test Equipment Requirements and Improvements to AASHTO T 324Completed
NCHRP 20-07/Task 362Quantifying the Costs and Benefits of Partnering on Projects Delivered Using Traditional and Alternative Contracting MethodsFinal
NCHRP 20-07/Task 363Guidelines for Emergency Ventilation Smoke Control in Roadway TunnelsFinal
NCHRP 20-07/Task 364Revision of AASHTO PP-74 Test Method for Optical Sizing and Roundness Determination of Glass Beads Utilized in Traffic MarkingsCompleted
NCHRP 20-07/Task 365Strategic Transportation Systems Management & Operations Program Planning Lead States Initiative Development & EvaluationCompleted
NCHRP 20-07/Task 366Accessing Information about Transportation Systems Management and Operations Performance MeasurementFinal
NCHRP 20-07/Task 367Analysis of Crash Contributing Factors to Determine Appropriate CountermeasuresAnticipated
NCHRP 20-07/Task 368Development of a Roadmap for Use of SHRP2 Safety Data to Enhance Existing PublicationsAnticipated
NCHRP 20-07/Task 370Development of a Strategic Plan for the Subcommittee on Traffic Engineering (SCOTE)Final
NCHRP 20-07/Task 373Utility Coordination Best Practices for Design-Build and Alternative Contracting ProjectsFinalCompleted.
NCHRP 20-07/Task 374Guidelines for Selecting Sign Sheeting Materials for AASHTO M268Active
NCHRP 20-07/Task 375Improvements to the Dry Back Procedure of AASHTO T 209Completed
NCHRP 20-07/Task 376Transportation Agency ITS Infrastructure Decisions Considering V2I Deployment Completed
NCHRP 20-07/Task 377Standardized Format for Bridge and Structure Information Models Final
NCHRP 20-07/Task 378Assessing Risk for Bridge ManagementFinal
NCHRP 20-07/Task 379AASHTO Highway Subcommittee on Maintenance Strategic Plan UpdateCompleted
NCHRP 20-07/Task 380Proposed AASHTO Manual for the Maintenance of Roadways and Bridges Completed
NCHRP 20-07/Task 381Final
NCHRP 20-07/Task 382Longer Pavement Life from Increased In-Place Density of Asphalt PavementsCompleted
NCHRP 20-07/Task 385Traffic Incident Management Technical Advisory Group (TIMTAG) Business PlanActive
NCHRP 20-07/Task 386Update to AASHTO “Guide Specifications for Highway Construction”Completed
NCHRP 20-07/Task 387Maintenance Actions to Address Fatigue Cracking in Steel Bridge Structures Final
NCHRP 20-07/Task 388Guidelines for Design and Construction of Temporary BridgesFinal
NCHRP 20-07/Task 389Implications of State Departments of Transportation (DOTs) Participation in the One Call Process as an Underground Facility OperatorCompletedCompleted
NCHRP 20-07/Task 390Parametric Study & Cost Effects for the USDOT Truck Size & Weight Study VehiclesFinal
NCHRP 20-07/Task 391Energy Criteria for Maintaining Fully Animated Particles of Loose Asphalt in AASHTO T 209 TestingCompleted
NCHRP 20-07/Task 392Plan for an AASHTO Operations GuideFinal
NCHRP 20-07/Task 394Development of Performance-Based Geometric Design Content for the Next Edition of the AASHTO Green BookFinal
NCHRP 20-07/Task 395MASH Equivalency of NCHRP 350-Approved Bridge Railings Final
NCHRP 20-07/Task 397Characteristics of Decommissioned BridgesFinal
NCHRP 20-07/Task 398Development of Performance-Based Geometric Design Content for the Next Edition of the AASHTO Green BookActive
NCHRP 20-07/Task 399Identifying Bridge Maintenance and Preservation Activities which Minimize Environmental ImpactFinal
NCHRP 20-07/Task 400Effect of Elevation on Rolling Thin Film Oven Aging of Asphalt BindersCompleted
NCHRP 20-07/Task 402Proposed Modification to AASHTO LRFD Reinforced Concrete Interface Shear Design and DetailingFinalThe project is Canceled
NCHRP 20-07/Task 406Development of a Framework for Balanced Asphalt Mixture DesignCompleted
NCHRP 20-07/Task 407Utility Coordination Efficiency, Safety, Cost, and Schedule Impacts using various Contracting MethodsActive
NCHRP 20-07/Task 408Transportation System Management and Operations (TSMO) Workforce: Skills, Positions, Recruitment, Retention, and Career DevelopmentFinal
NCHRP 20-07/Task 410Load Rating for the Fast Act Emergency Vehicles Ev-2 and Ev-3Final
NCHRP 20-07/Task 411Review and Update of AASHTO Standard Practice R 87Completed
NCHRP 20-07/Task 412Adjustments to the Superpave Volumetric Mixture Design Procedure for Selecting Optimum Asphalt ContentCompleted
NCHRP 20-07/Task 413Relocation and Acquisition of Outdoor Advertising Signs Impacted by State Highway Projects: Time and Cost ComparisonFinal
NCHRP 20-07/Task 414Benefits of Adaptive Traffic Control Deployments -- A Review of Evaluation StudiesFinalFinal Report and (AT)2C tool available for download.
NCHRP 20-07/Task 415Proposed AASHTO Guidelines for Bottom Flange Limits of Steel Box GirdersFinal
NCHRP 20-07/Task 417Reorganization and Strategy to Update the AASHTO Drainage ManualCompleted
NCHRP 20-07/Task 418An Impact and Value Analysis of Requiring Geo-spatial Locations for Utility Installation As-builtsFinalFinal contractor's report is available for download.
NCHRP 20-07/Task 419Final
NCHRP 20-07/Task 420Road User Understanding of Bicycle Signal Symbol IndicationsFinal
NCHRP 20-07/Task 422User Review of the AASHTO Guide for Local Calibration of the MEPDGCompleted
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)Final
NCHRP 20-07/Task 424AASHTO Guidelines for the Operation of Movable Bridges from Remote LocationsFinal
NCHRP 20-07/Task 425Emerging LED Technologies and Use within TunnelsFinal
NCHRP 20-07/Task 427Developing a Recommended AASHTO Standard Practice for Selection of Temperature-Measuring DevicesCompleted
NCHRP 20-07/Task 428Update of the 2012 AASHTO Guide Specification for Design of Bonded FRP Systems for RepairActive
NCHRP 20-100Return on Investment in Transportation Asset Management Systems and PracticesFinal
NCHRP 20-101Guidelines to Incorporate the Costs and Benefits of Adaptation Measures in Preparation for Extreme Weather Events and Climate ChangeCompleted
NCHRP 20-102Impacts of Connected Vehicles and Automated Vehicles on State and Local Transportation Agencies--Task-Order SupportActive
NCHRP 20-102(01)Policy and Planning Actions to Internalize Societal Impacts of CV and AV Systems into Market Decisions Final
NCHRP 20-102(02)Impacts of Regulations and Policies on CV and AV Technology Introduction in Transit OperationsFinalPublished as Web-Only Document 239.
NCHRP 20-102(03)Challenges to CV and AV Application in Truck Freight OperationsFinalCompleted. Published as Web-Only Document 231.
NCHRP 20-102(04)Evaluation Guidance for Automated Vehicle Pilot and Demonstration ProjectsFinal
NCHRP 20-102(05)Strategic Communications Plan for NCHRP Project 20-102AnticipatedIn development
NCHRP 20-102(06)Road Markings for Machine VisionCompleted
NCHRP 20-102(07)Implications of Automation for Motor Vehicle CodesFinalCompleted.
NCHRP 20-102(08)Dedicating Lanes for Priority or Exclusive Use by CVs and AVsCompleted
NCHRP 20-102(09)Updating Regional Transportation Planning and Modeling Tools to Address Impacts of Connected and Automated VehiclesCompleted
NCHRP 20-102(10)Cybersecurity Implications of CV/AV Technologies on State and Local Transportation AgenciesActive
NCHRP 20-102(11)Mobility-on-Demand and Automated Driving Systems: A Framework for Public-Sector AssessmentActive
NCHRP 20-102(12)Business Models to Facilitate Deployment of CV Infrastructure to Support AV OperationsFinal
NCHRP 20-102(13)Planning Data Needs and Collection Techniques for CV/AV ApplicationsAnticipated
NCHRP 20-102(14)Data Management Strategies for CV/AV Applications for OperationsAnticipated
NCHRP 20-102(15)Impacts of Connected and Automated Vehicle Technologies on the Highway Infrastructure Active
NCHRP 20-102(16)Preparing TIM Responders for Connected Vehicles and Automated VehiclesAnticipatedIn development
NCHRP 20-102(17)Deployment Guidance for CV Applications in the Open Source Application Development PortalAnticipatedIn development
NCHRP 20-102(18)Minimum Safety Data Needed for Automated Vehicle Operations and Crash AnalysisPending
NCHRP 20-102(19)Update AASHTO’s Connected Vehicle/Automated Vehicle Research RoadmapActive
NCHRP 20-102(19)BUpdated Research Roadmap for NCHRP 20-102, Impacts of Connected Vehicles and Automated Vehicles on State and Local Transportation AgenciesActive
NCHRP 20-102(20)Workforce Capability Strategies for State and Local AgenciesAnticipatedIn development
NCHRP 20-102(22)State and Local Impacts of Automated Freight Transportation SystemsActiveResearch underway.
NCHRP 20-102(23)Potential Impacts of Highly Automated Vehicles and Shared Mobility on Traveler BehaviorAnticipatedIn development
NCHRP 20-102(24)Infrastructure Modifications to Improve the Operational Domain of Automated VehiclesAnticipatedIn development
NCHRP 20-102(25)Readiness and Effectiveness of Freeway-Based Corridor V2X Applications for Improving Congestion and SafetyAnticipatedIn development
NCHRP 20-102(26)Dynamic Curbside Management: Keeping Pace with New and Emerging Mobility and Technology in the Public Right of Way PendingProposals were due 8/27/2020. Contractor selection is pending.
NCHRP 20-102(27)Realistic Timing Estimates for Automated Vehicle Implementation RFP
NCHRP 20-102(28)Preparing Transportation Agencies for Connected and Automated Vehicles in Work ZonesPending
NCHRP 20-102(29)Incorporating New Mobility Options into Transportation Demand ModelingAnticipatedIn development
NCHRP 20-103Guidance for Development and Management of Sustainable Information PortalsFinal
NCHRP 20-104Capturing and Learning Essential Consultant-Developed Knowledge within Departments of TransportationFinal
NCHRP 20-105Development of Course Outlines for Ahead of the Curve Training Program: Mastering the Management of Transportation Research Completed
NCHRP 20-105BDevelopment of Course Outlines for Ahead of the Curve Training Program: Mastering the Management of Transportation ResearchActive
NCHRP 20-106Framing Surface Transportation Research for the Nation's FutureFinal
NCHRP 20-107Effective Construction Project Staffing Strategies for Transportation AgenciesFinalPublished as NCHRP Research Report 923..
NCHRP 20-108Guide to Sustaining a Culture of Innovation within Departments of TransportationFinal
NCHRP 20-109Enhancement of the Transportation Research ThesaurusActive2nd phase activities are under development.
NCHRP 20-110A Guide to Ensure Access to the Publications and Data of Federally Funded Transportation-Related ResearchCompleted
NCHRP 20-111GBest Practices for State DOT Research Program Peer ExchangesFinal
NCHRP 20-111JSuccessful Practices for State Transportation Research Office's Complying with 2 CFR 200FinalComplete. Final report posted.
NCHRP 20-112A Research Roadmap for Transportation and Public HealthFinal
NCHRP 20-113Research Roadmap -- Transformational Technologies (other than CV/AV)Anticipated
NCHRP 20-113ASupport for TRB Symposium on Transformational Technologies Affecting TransportationCompleted
NCHRP 20-113FTopical White Papers for the TRB Forum on Automated Vehicles and Shared MobilityActive
NCHRP 20-114Multimodal Freight Transportation Research RoadmapFinalSubmitted to the AASHTO Special Committee on Freight
NCHRP 20-116An Emergency Management Playbook for State Transportation AgenciesActiveResearch in progress
NCHRP 20-117Deploying Transportation Resilience Practices in State DOTsCompleted
NCHRP 20-118Benchmarking and Comparative Measurement for Effective Performance Management by Transportation AgenciesFinal
NCHRP 20-119Evaluating the Suitability of Roadway Corridors for Use by Monarch ButterfliesCompletedA pre-publication of the final report is available at
NCHRP 20-120Next Generation Transportation Pooled Fund (TPF) WebsiteActive
NCHRP 20-121State DOT Contributions to the Study, Investigation, and Interdiction of Human TraffickingActive
NCHRP 20-122Rural Transportation Issues: Research RoadmapActive
NCHRP 20-123Support for AASHTO Committees and CouncilsActive
NCHRP 20-123(01)Transportation Asset Management Strategic Planning and Research Roadmap DevelopmentActive
NCHRP 20-123(02)Research Roadmap for the AASHTO Council on Active TransportationActive
NCHRP 20-123(03)Staying Nimble: Organizational Development for the Cutting EdgeAnticipated
NCHRP 20-123(04)Development of a Risk Management Strategic Plan and a Research RoadmapActive
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 Pending
NCHRP 20-123(07)Update proposed Manual for the Maintenance of Roadways and BridgesAnticipated
NCHRP 20-124Deploying Transportation Security Practices in State DOTsActiveResearch in progress
NCHRP 20-125Strategies for Incorporating Resilience into Transportation NetworksActive
NCHRP 20-126Support for Critical Issues in Transportation and Commitment to the Future IHSAnticipated
NCHRP 20-127Business Case and Communications Strategies for State DOT Resilience EffortsActive
NCHRP 20-128Emergency Response: Organizational and Operational Models Used by State DOTsPending
NCHRP 20-19(2)Pedestrian Safety and Convenience on Suburban and Rural Highways---Implementation PhaseFinal
NCHRP 20-23Kinematic Differential GPS Satellite SurveyingCompleted
NCHRP 20-24Administration of Highway and Transportation AgenciesFinal
NCHRP 20-24(01)Using Market Research to Improve the Management of Transportation SystemsCompleted
NCHRP 20-24(02)Executive Management Information Systems for State Departments of TransportationCompleted
NCHRP 20-24(03)Expanding the Civil Engineering PoolCompleted
NCHRP 20-24(03)ACivil Engineering Careers in Transportation---Outreach ProgramCompleted
NCHRP 20-24(05)Public Outreach in Transportation ManagementCompleted
NCHRP 20-24(06)APerformance Measures for State Highway and Transportation AgenciesCompleted
NCHRP 20-24(06)BBusiness Systems Plan for Highway Engineering InformationCompleted
NCHRP 20-24(06)CInformation Systems for Transportation AgenciesCompleted
NCHRP 20-24(07)Alternatives to Motor Fuel Taxes for Financing Surface Transportation ImprovementsCompleted
NCHRP 20-24(07)AAlternative Approaches to the Taxation of Heavy VehiclesCompleted
NCHRP 20-24(08)Project 20-24 Series---RevisitedCompleted
NCHRP 20-24(09)State Departments of Transportation---Strategies for ChangeCompleted
NCHRP 20-24(10)Customer-Based Quality in TransportationCompleted
NCHRP 20-24(100)State DOT CEO Leadership Forum – a Focus on Transportation FuturesFinal
NCHRP 20-24(102)Executive Strategies to Deliver Practical DesignFinal
NCHRP 20-24(103)Transportation Investment for Economic Development: Making the Case (Peer Exchange)Final
NCHRP 20-24(104)State DOT Implementation of MAP21 Performance Measure RulesFinal
NCHRP 20-24(105)Launching U.S. Transportation Enterprise Risk Management ProgramsFinal
NCHRP 20-24(106)Evaluation Guidance for Automated Vehicle Pilot and Demonstration ProjectsFinalThis research was conducted as NCHRP Project 20-102(04). Refer to that project for information.
NCHRP 20-24(107)Update to Transportation Governance: A 50-State Review of State Legislatures and Departments of TransportationFinal
NCHRP 20-24(108)CEO Peer Exchange on Agency Management and Emerging Issues (2016)Final
NCHRP 20-24(11)Asset Management Guidance for Transportation AgenciesCompleted
NCHRP 20-24(110)Development of Resources to Support State DOT Communications on SafetyFinal
NCHRP 20-24(111)State DOT CEO Leadership Forum on Connected & Autonomous Vehicles and Transportation Infrastructure Readiness in conjunction with 2017 ITSWC, Montreal, CanadaFinal
NCHRP 20-24(112)Connected Road Classification System (CRCS) DevelopmentFinalContractor's Final report and summary presentation are available for download and use.
NCHRP 20-24(113)CEO Orientation and Peer Exchange Workshop 2017Final
NCHRP 20-24(116)Guidance on Roles and Responsibilities in Operation of Automated VehiclesAnticipated
NCHRP 20-24(119)Strategic Research in Support of the Connected and Automated Vehicle Executive Leadership TeamAnticipated
NCHRP 20-24(12)Avoiding Delays During the Construction Phase of Highway ProjectsCompleted
NCHRP 20-24(12)AImproving the Time Performance of Highway Construction ContractsCompleted
NCHRP 20-24(121)Road Usage Charge: Applying Lessons Learned in New Zealand to the United StatesFinal
NCHRP 20-24(122)A Comprehensive Study of Future Competencies for Transportation PlannersFinal
NCHRP 20-24(124)Performance Management Reporting Peer ExchangeFinal
NCHRP 20-24(125)Scoping Study to Develop the Basis for a Highway Standard to Conduct an All-Hazards Risk and Resilience AnalysisCompleted
NCHRP 20-24(126)National Automation Readiness Framework: Coast-to-Coast Automated MobilityAnticipated
NCHRP 20-24(127)Performance Management Implementation Concerns, Issues and ChallengesActive
NCHRP 20-24(128)State-of-the-Art Review of Cooperative Automated Transportation (CAT) SystemsActive
NCHRP 20-24(129)CEO Peer Exchange and Strategy Forum (2019)Completed
NCHRP 20-24(13)Innovative Financing ClearinghouseCompleted
NCHRP 20-24(130)Support for Development of AASHTO’S 2021-2026 Strategic PlanActive
NCHRP 20-24(131)Mapping the Common Interests of AASHTO CommitteesActive
NCHRP 20-24(132)Understanding Knowledge Management in Context with Other Organizational PracticesAnticipated
NCHRP 20-24(14)Managing Change in State Departments of TransportationCompleted
NCHRP 20-24(18)Outsourcing of State DOT Delivery of Capital ProgramsCompleted
NCHRP 20-24(19)State DOTs and E-BusinessCompleted
NCHRP 20-24(20)Using Performance Measures to Manage Change in State Departments of TransportationCompleted
NCHRP 20-24(21)Characteristics of the 21st Century Operations-Oriented State DOTCompleted
NCHRP 20-24(23)Assessing the Importance of Transportation for Major Industries and Sectors of the U.S. EconomyFinal
NCHRP 20-24(24)Transportation Mobility, Access and Safety for an Aging PopulationCompleted
NCHRP 20-24(29)CEO Leadership ForumCompleted
NCHRP 20-24(30)Performance Measurement in Context Sensitive DesignCompleted
NCHRP 20-24(31)Effective Program Delivery in a Constrained Fiscal EnvironmentCompletedThe final report has been submitted to AASHTO.
NCHRP 20-24(33)Transportation Vision 2010 and BeyondCompleted
NCHRP 20-24(34)Commuting in AmericaCompleted
NCHRP 20-24(35)Communicating Urban Congestion InformationCompleted
NCHRP 20-24(36)AASHTO Strategic Plan SupportCompleted
NCHRP 20-24(37)Measuring Performance among State DOTs: Sharing Good PracticesCompleted
NCHRP 20-24(37)AMeasuring Performance among State DOTs: Sharing Good Practices -- Construction Project Cost and ScheduleCompleted
NCHRP 20-24(37)BMeasuring Performance among State DOTs: Sharing Good Practices based on the International Roughness IndexCompletedCompleted
NCHRP 20-24(37)CMeasuring Performance Among State DOTs, Sharing Best Practices -- SafetyFinal
NCHRP 20-24(37)DMeasuring Performance Among State DOTs, Sharing Best Practices--Operations Performance Using Incident Response TimeFinal
NCHRP 20-24(37)EMeasuring Performance Among State DOTs, Sharing Best Practices— Preservation: Comparative Analysis of Bridge ConditionsFinal
NCHRP 20-24(37)FEstablishment of Comparative Performance Measures Program Infrastructure to Support National System Performance Data Collection and AnalysisCompleted
NCHRP 20-24(37)GTechnical Guidance for Deploying National Level Performance MeasurementsCompleted
NCHRP 20-24(37)HWorkshop on Transportation-System Performance Measures Suitable for National UseCompleted
NCHRP 20-24(37)IMeasuring Performance among State DOTs: Sharing Good Practices -- CongestionCompleted
NCHRP 20-24(37)JMeasuring Performance among State DOTs: Sharing Good Practices – Pavement HealthCompleted
NCHRP 20-24(37)KMeasuring Performance among State DOTs: Sharing Good Practices -- Serious Crash InjuryCompleted
NCHRP 20-24(37)LNational Report on Transportation System Performance -- State DOTs Telling the StoryCompleted
NCHRP 20-24(38)CEO Engagement OptionsCompleted
NCHRP 20-24(39)Alternative Organizational Designs for State Transportation DepartmentsFinal
NCHRP 20-24(40)Analysis and Benchmarking of State DOT Recruitment and Hiring PracticesCompleted
NCHRP 20-24(41)Project Summaries for State DOT CEOsCompleted
NCHRP 20-24(42)Guidelines for State DOT quality management systemsCompleted
NCHRP 20-24(43)Innovative Contracting for Major Transportation Projects WorkshopCompletedThe workshop was the deliverable
NCHRP 20-24(44)Highway Safety Leadership Organizational Issues; A Survey of States and Recommendations for Sustaining ProgrssCompleted
NCHRP 20-24(45)Executive Seminar, Coordinating Transportation and Land DevelopmentFinal
NCHRP 20-24(46)Freight Transportation: New Roles for State DOTsFinal
NCHRP 20-24(47)Racial and Gender Diversity in State DOTs and Transit Agencies: Phase I Benchmark ScopingCompleted
NCHRP 20-24(48)Analysis and Benchmarking of State DOT Human Resource ActivitiesFinal
NCHRP 20-24(49)Future Financing Options to Meet Highway and Transit NeedsCompleted
NCHRP 20-24(50)In-Service Training Needs for State DOTsCompleted
NCHRP 20-24(51)State DOT Leadership Forum--2006Completed
NCHRP 20-24(52)Future Options for the National System of Interstate and Defense HighwaysFinal
NCHRP 20-24(53)Twenty-First Century Leadership and Management Techniques for State DOTsFinalThe project has been completed and the products provided to AASHTO for distribution.
NCHRP 20-24(54)2006 Bottom Line Report State and National Investment Analysis: HighwaysCompleted
NCHRP 20-24(54)G2006 AASHTO Bottom Line ScopingCompleted
NCHRP 20-24(55)National Summit on Future Transportation Funding and Finance Strategies: States and Metropolitan RegionsCompleted
NCHRP 20-24(56)National Leadership Retreat for State and Local Officials to Advance a Vision of the Transportation System Required to Meet Future NeedsCompleted
NCHRP 20-24(58)Toward Developing Performance Based Federal-Aid ProgramsCompleted
NCHRP 20-24(59)Strategies for Reducing the Impacts of Surface Transportation on Global Climate ChangeCompleted
NCHRP 20-24(60)Updating AASHTO's Strategic Plan in CY 2008Completed
NCHRP 20-24(61)Issues and Practices in Performance-Based Maintenance and Operations ManagementCompleted
NCHRP 20-24(62)Communication Strategies To Increase Understanding of Funding and Revenue Needs for the Nation’s Transportation SystemCompletedThis project was part of the initial NCHRP 20-24A task-order procurement.
NCHRP 20-24(63)Partnership Approaches to Identify, Promote, and Implement Congestion Management StrategiesFinal
NCHRP 20-24(64)Implications of Performance Standards, Conformity-Style Approaches, and Other Mechanisms for Assessing Greenhouse Gas (GHG) Reduction Strategies and Integrating GHG Objectives into Transportation Decision MakingCompletedThe project was administered under the NCHRP 20-24A task-order system.
NCHRP 20-24(65)Strengthened Economic Basis for Systematic Selection of Highway and Transit ProjectsFinalThis project was removed from the NCHRP 20-24 program.
NCHRP 20-24(66)Update of Technology and Alternative Fuels AssessmentFinalThis project was removed from the NCHRP 20-24 program.
NCHRP 20-24(67)State DOT CEO Leadership Forum- Spring/Summer 2009; Pilot Study of State Driven Performance Based Management ReportingFinal
NCHRP 20-24(68)Estimating the Costs to State Governments Due to Highway-Related Debilitating Injury and Fatal CrashesCompleted
NCHRP 20-24(69)Implementable Strategies for Shifting to Direct Usage-Based Charges for Transportation FundingFinalThe project is administered under the NCHRP 20-24A task-order system.
NCHRP 20-24(70)Update the 2003 Report Reducing Greenhouse Gas Emissions from U.S. TransportationCompletedReport was published by the Pew Center.
NCHRP 20-24(71)Expediting NEPA Decisions and Other Practitioner Strategies for Addressing High Risk Issues in Project DeliveryFinal
NCHRP 20-24(72)Maximizing Highway Operational Strategies to Reduce Greenhouse Gas (GHG) EmissionsFinalThe project was cancelled in October 2011; funds were reassigned to other projects.
NCHRP 20-24(73)Economic and Employment Benefits of Highway Investments in Response to Economic Downturns: A Scoping StudyFinalStudy was conducted by TRB's Studies and Special Programs Division
NCHRP 20-24(74)Executive Strategies for Risk Management by State Departments of TransportationCompleted
NCHRP 20-24(75)Development of a Performance Management RoadmapFinalThe project was cancelled in October 2011 and funds reassigned.
NCHRP 20-24(76)Developing Surface Transportation Funding and Financing Solutions for the Coming DecadeFinalThis project was cancelled and the funds reallocated to other activities.
NCHRP 20-24(77)Support for a TRB-sponsored conference on Strategies for Meeting Critical Data Needs for State and Metropolitan Transportation AgenciesCompletedAll work was conducted by TRB staff.
NCHRP 20-24(79)Specifications for a National Study of the Future 3R, 4R, and Capacity Needs of the Interstate SystemCompleted
NCHRP 20-24(80)Assessing the Economic Benefit of Transportation Infrastructure Investment in a Mature Surface Transportation SystemFinal
NCHRP 20-24(81)Leading in Lean Times: Maximizing Resources in a Constrained EnvironmentCompleted
NCHRP 20-24(82)Increasing Consistency in the Highway Performance Monitoring System for Pavement ReportingCompleted
NCHRP 20-24(83)Alternative State DOT Organizational Models for Delivering ServicesCompleted
NCHRP 20-24(84)State DOT CEO Leadership Forum 2013Final
NCHRP 20-24(86)Critical Assessment for Future Surface Transportation Needs Analyses (Refresh the Policy Capacity of the Bottom Line/C&P)Final
NCHRP 20-24(87)State DOT Administration of Local Road Safety AidFinal
NCHRP 20-24(89)Role and Value of Transportation for U.S. Industries and SectorsActiveThe completion date shown here refers to active contracts; additional research may be undertaken as determined by the NCHRP Project 20-24 panel.
NCHRP 20-24(91)State DOT CEO Safety Leadership Forum (Support)Completed
NCHRP 20-24(92)Evaluation of State-of-the-Art Transportation Funding and Finance MethodsFinal
NCHRP 20-24(93)Public CommunicationFinal
NCHRP 20-24(94)Support for Development of AASHTO’s Strategic PlanFinal
NCHRP 20-24(95)Ensuring Essential Capability for the Future Transportation AgencyFinal
NCHRP 20-24(97)Advancing Performance Management under a National FrameworkFinal
NCHRP 20-24(98)Connected/Automated Vehicle Research Roadmap for AASHTOFinal
NCHRP 20-24(99)CEO Peer Exchange on Agency Management and Emerging Issues (2015)Final
NCHRP 20-24ATask-Order Support for Research on the Administration of Highway and Transportation AgenciesFinal
NCHRP 20-24BResearch Supporting the NCHRP Project Panel on Administration of Highway and Transportation AgenciesCompleted
NCHRP 20-25Training Needs for Highway Construction PersonnelCompleted
NCHRP 20-25(2)Training for Highway Construction PersonnelCompleted
NCHRP 20-25(3)Development of Training Material for Highway Construction PersonnelCompleted
NCHRP 20-26Bond and Insurance Coverages for Highway Construction ContractorsCompleted
NCHRP 20-27Adaptation of Geographic Information Systems for TransportationCompleted
NCHRP 20-27(2)Development of System and Application Architectures for Geographic Information Systems in TransportationCompleted
NCHRP 20-27(3)Guidelines for the Implementation of Multimodal Transportation Location Referencing SystemsCompleted
NCHRP 20-28Hazardous Wastes in Highway Rights-of-WayCompleted
NCHRP 20-29Development of a Multimodal Framework for Freight Transportation Investment: Consideration of Rail and Highway Trade-offsCompleted
NCHRP 20-29(2)Development of a Computer Model for Multimodal, Multicriteria Transportation Investment Analysis Completed
NCHRP 20-31Public Policy for Surface Freight TransportationCompleted
NCHRP 20-32Development of a Comprehensive Thesaurus for Transportation ResearchCompleted
NCHRP 20-32(2)Refinement of Transportation Research Thesaurus and Implementation of Updated TRIS Keyword IndexCompleted
NCHRP 20-33Facilitating the Implementation of Research FindingsCompleted
NCHRP 20-33(2)The Role of Procurement and Contracting Approaches in Facilitating the Implementation of Research FindingsCompleted
NCHRP 20-34Developing Measures of Effectiveness for Truck Weight Enforcement ActivitiesCompleted
NCHRP 20-35Plan for SHRP Follow-Up StudiesCompleted
NCHRP 20-36Highway Research and Technology -- International Information SharingActive
NCHRP 20-37Strategic Direction for the NCHRP and Other AASHTO Research ActivitiesCompleted
NCHRP 20-38Development of a Manual for State Transportation ResearchCompleted
NCHRP 20-39Improved User Access to TRIS Through the AASHTO VANCompleted
NCHRP 20-39(2)Improved Transportation Research-In-Progress Data SystemFinal
NCHRP 20-40Conversion of AASHTO Publications to Metric UnitsCompleted
NCHRP 20-41Approaches for Increasing Private-Sector Involvement in Highway Innovation ProcessCompleted
NCHRP 20-42Sustainable TransportationCompleted
NCHRP 20-43Application of CD-ROM Technology for AASHTO Technical DocumentsFinal
NCHRP 20-44NCHRP Implementation Support ProgramActive
NCHRP 20-44(01)Increasing WMA Implementation by Leveraging the State-Of-The-KnowledgeCompleted
NCHRP 20-44(02)Implementation of the AASHTO Guide for Enterprise Risk Management Active
NCHRP 20-44(03)Dissemination of NCHRP Report 799: Management Guide to Intellectual Property for State Departments of TransportationFinal
NCHRP 20-44(04)Implementing Products from NCHRP Research on Adhesive Anchor SystemsCompleted
NCHRP 20-44(05)Dissemination of “NCHRP Domestic Scan 14-01: Leading Management Practices in Determining Funding Levels for Maintenance and Preservation”Final
NCHRP 20-44(06)Consultant Support for Massachusetts DOT’s Commission on the Future of Transportation in the CommonwealthCompleted
NCHRP 20-44(08)NCHRP Comprehensive Communications PlanActive
NCHRP 20-44(09)Quantitative and Qualitative Methods for Capturing the Impacts and Value of NCHRP ResearchActive
NCHRP 20-44(11)Advancing practices for data governance, information management, and managing the impact of digitization on DOT workforcesFinal
NCHRP 20-44(12)Building Capacity for Self-Assessment of Data Effectiveness for Agency Business NeedsPending
NCHRP 20-44(13)Implementation of NCHRP Research Report 893: The Oregon DOT Statewide Pedestrian and Bicycle PlanFinal
NCHRP 20-44(14)Implementation of NCHRP Research Report 887 - Guidance for Underwater Installation of Filter SystemsCompleted
NCHRP 20-44(15)Consultant Support for implementation of Design Hydrology for Stream Restoration and Channel Stability at Stream CrossingsActive
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 AgenciesActive
NCHRP 20-44(18)Validation of the PFC Performance-Based Mix Design MethodActive
NCHRP 20-44(19)Implementation of Proposed AASHTO Standards for Asphalt Binders and MixturesActive
NCHRP 20-44(21)Synthesis of State Peer Exchanges and RPPM Final
NCHRP 20-44(22)Right Sizing Transportation InvestmentsActiveImplementation Program for NCHRP 19-14
NCHRP 20-44(23)Pilot Test of Climate Change Design Practices Guide for Hydrology and HydraulicsActive
NCHRP 20-44(24)Pilot Test of Proposed Standard Practice for Recycling Agents in Asphalt Mixtures Incorporating RAP and RASActive
NCHRP 20-44(25)Workshop to Introduce Proposed Changes to AASHTO M 320 and M 332 to Key Stakeholder GroupsCompleted
NCHRP 20-44(26)Implementing Guide Specifications for the Construction of Chip Seals, Micro Surfacing, and Fog SealsActive
NCHRP 20-45Scientific Approaches for Transportation ResearchCompleted
NCHRP 20-46Systems Approach to Evaluating Innovations for Integration into Highway PracticeFinal
NCHRP 20-47(1)Quality and Accuracy of Positional Data in TransportationCompleted
NCHRP 20-48Accessibility of Non-English Language Transportation InformationCompleted
NCHRP 20-48(01)Making the Business Case for Translating Non-English Transportation InformationCompleted
NCHRP 20-49Support for LTPP Advisory StructureCompleted
NCHRP 20-50(1)LTPP Data Analysis: Data Availability and FacilitationCompleted
NCHRP 20-50(10&16)LTPP Data Analysis: Influence of Design and Construction Features on the Response and Performance of New Flexible and Rigid PavementsCompleted
NCHRP 20-50(10)LTPP Data Analysis: Factors Affecting the Performance of Flexible and Rigid PavementsCompleted
NCHRP 20-50(14)LTPP Data Analysis: Significance of "As-Constructed" AC Air Voids to Pavement PerformanceCompleted
NCHRP 20-50(17)Final
NCHRP 20-50(18)LTPP Data Analysis: Significance of As-Constructed Asphalt Pavement Air Voids to Pavement PerformanceCompleted
NCHRP 20-50(19)LTPP Data Analysis: Feasibility of Using LTPP Data to Develop Relationships Between Laboratory- and Field-Derived Properties of Unbound MaterialsCompleted
NCHRP 20-50(2)LTPP Data Analysis: Relative Performance of Jointed Plain Concrete Pavements with Sealed and Unsealed JointsCompleted
NCHRP 20-50(20)LTPP Data Analysis: Develop Practical Tools and Procedures to Improve WIM Data QualityActiveResearch in progress.
NCHRP 20-50(21)Enhancements of Climatic Inputs and Related Models for Pavement ME Using LTPP Climate Tool (MERRA-2)ActiveResearch in progress.
NCHRP 20-50(22)LTPP Data Analysis: Feasibility of Using LTPP Data to Improve Use of FWD and Longitudinal Profile MeasurementsCompleted
NCHRP 20-50(3&4)LTPP Data Analysis: Effectiveness of Maintenance and Rehabilitation OptionsCompleted
NCHRP 20-50(5)LTPP Data Analysis: Variations in Pavement Design InputsCompleted
NCHRP 20-50(7&12)LTPP Data Analysis: Daily and Seasonal Variations in Insitu Material PropertiesCompleted
NCHRP 20-50(8&13)LTPP Data Analysis: Factors Affecting Pavement SmoothnessCompleted
NCHRP 20-50(9)LTPP Data Analysis: Feasibility of Using FWD Deflection Data to Characterize Pavement Construction QualityCompleted
NCHRP 20-51(1)LTPP Product Development: National Workshop on Pavement SmoothnessCompleted
NCHRP 20-51(2)LTPP Product Development: PCC Pavement Practice Manual and WorkshopCompleted
NCHRP 20-51(3)LTPP Product Development: Pavement Smoothness Specification for Approaches to WIM Equipment SitesCompleted
NCHRP 20-52TRAC PAC2 -- A Hands-on Educational ProgramCompleted
NCHRP 20-52(01)Implementing TRAC PAC2 -- A Hands-on Educational ProgramCompleted
NCHRP 20-53Using Customer Needs to Drive Transportation DecisionsCompleted
NCHRP 20-54Final
NCHRP 20-55TRB Study on Future Surface Transportation Agency Human Resource Needs: Strategies for Recruiting, Training, and Retaining PersonnelCompleted
NCHRP 20-56New Services for AASHTO's World Wide Web SiteFinal
NCHRP 20-57Analytic Tools to Support Transportation Asset ManagementCompleted
NCHRP 20-58Oversight Panel a Future Strategic Highway Research ProgramPending
NCHRP 20-58(1)Detailed Planning for Research on Accelerating the Renewal of America's Highways (Completed
NCHRP 20-58(2)Detailed Planning for Research on Making a Significant Improvement in Highway Safety ("Safety")Completed
NCHRP 20-58(3)Detailed Planning for Research on Providing a Highway System with Reliable Travel Times (Final
NCHRP 20-58(4)Detailed Planning for Research on Providing Highway Capacity in Support of the Nation's Economic, Environmental, and Social Goals ("Capacity")Completed
NCHRP 20-59Surface Transportation Security and Resilience ResearchActive
NCHRP 20-59(01)AASHTO Security Research Workshops and ForumCompleted
NCHRP 20-59(02)Bridge/Tunnel/Highway Infrastructure Vulnerability WorkshopsCompleted
NCHRP 20-59(03)Support for the FHWA/AASHTO Blue Ribbon Panel on Bridge and Tunnel SecurityCompleted
NCHRP 20-59(04)White Paper on Highway Security Issues for ReauthorizationCompleted
NCHRP 20-59(05)National Needs Assessment for Ensuring Transportation Infrastructure SecurityCompleted
NCHRP 20-59(06)Responding to Threats: A Field Personnel ManualCompleted
NCHRP 20-59(06)A&BSystem Security Awareness for Transportation EmployeesCompleted
NCHRP 20-59(07) & 20-59(07)ATransportation Security Information Clearinghouse & White PaperCompleted
NCHRP 20-59(08)Emergency Transportation Operations Preparedness and Response Workshop: Adaptations for Rural and International Border Crossing SituationsCompleted
NCHRP 20-59(09)Methods for Determining Transportation and Economic Consequences of Terrorist AttacksCompleted
NCHRP 20-59(10)Secure Communication InfrastructureCompleted
NCHRP 20-59(11)Emergency Traffic Operations ManagementCompleted
NCHRP 20-59(12)Security and Emergency Response 2003 Survey of State Transportation AgenciesCompleted
NCHRP 20-59(14)Research Support for the AASHTO Special Committee on Transportation SecurityCompleted
NCHRP 20-59(14)BResearch Support for the AASHTO Special Committee on Transportation Security and Emergency Management (SCOTSEM)Completed
NCHRP 20-59(14)CStrategic Plan Implementation Support Services for SCOTSEMCompleted
NCHRP 20-59(16)Preparation of Educational Materials: OutreachCompleted
NCHRP 20-59(16)ASecurity Funding Resources: A Reference Guide for State Transportation AgenciesCompleted
NCHRP 20-59(16)BSecurity Framework: Fundamentals of Transportation Security for DOTsCompleted
NCHRP 20-59(17)Guide to Risk Management of Multimodal Transportation InfrastructureCompleted
NCHRP 20-59(18)Guidelines for Transportation Emergency Training Drills and ExercisesCompleted
NCHRP 20-59(19)Transportation Response Options: Scenarios of Infectious Disease, Biological Agents, Chemical, Biological, Radiological, or Nuclear ExposureCompleted
NCHRP 20-59(21)Continuity of Operations Plans for Transportation AgenciesCompleted
NCHRP 20-59(22)A Guide to Emergency Quarantine and Isolation Controls of Roads in Rural AreasCompleted
NCHRP 20-59(23)A Guide to Emergency Response Planning at State Transportation AgenciesCompleted
NCHRP 20-59(24)A Guide to Transportation and Hazards ResourcesCompleted
NCHRP 20-59(25)Security Research PlanCompleted
NCHRP 20-59(26)National Needs Assessment for Ensuring Transportation Infrastructure Security (2009-2015)Completed
NCHRP 20-59(28)Security 101: Physical Security Standards for TransportationCompleted
NCHRP 20-59(30)Incident Command System (ICS) Training for Field Level Transportation Supervisors and Staff Completed
NCHRP 20-59(30)ATrain-the-Trainer Regional Workshops for Incident Command System (ICS) Training for Field Level Transportation Supervisors and StaffActive
NCHRP 20-59(32)A Transportation Guide for All-Hazards Emergency EvacuationCompleted
NCHRP 20-59(33)Pre-Event Planning to Support Transportation Infrastructure Recovery Completed
NCHRP 20-59(34)Methodologies to Estimate the Economic Impacts of Disruptions to the Goods Movement SystemFinalPublished as NCHRP Report 732.
NCHRP 20-59(36)Managing Catastrophic Transportation Emergencies: A Guide for Transportation Executives Completed
NCHRP 20-59(37)Debris Management Handbook for Local and State DOTsCompleted
NCHRP 20-59(41)Legal Definition of 'First Responder'Completed
NCHRP 20-59(42)A Guide to Regional Transportation Planning for Disasters, Emergencies, and Significant EventsCompleted
NCHRP 20-59(43)Incorporating Transportation Security Awareness into Routine State DOT Operations and Training Completed
NCHRP 20-59(44)A Guide for Public Transportation Pandemic Planning and ResponseCompleted
NCHRP 20-59(47)Emergency Exit Signs and Marking Systems for Highway TunnelsFinal
NCHRP 20-59(48)Effective Practices for the Protection of Transportation Infrastructure from Cyber IncidentsCompleted
NCHRP 20-59(50)Mainstreaming Transportation Hazards and Security Risk Management: CAPTA Update and Implementation Completed
NCHRP 20-59(51)ASecurity 101: A Physical & Cyber Security Primer for Transportation AgenciesCompleted
NCHRP 20-59(51)BA Guide to Emergency Management at State Transportation Agencies, Second EditionCompleted
NCHRP 20-59(51)CResearch Support for Implementing Security, Emergency Management, and Infrastructure Protection at State Transportation AgenciesCompleted
NCHRP 20-59(52)Communications Worker Credentialing RequirementsCompleted
NCHRP 20-59(53)FloodCast: A Framework for Enhanced Flood Event Decision Making for Transportation ResilienceCompleted
NCHRP 20-59(54)Transportation System Resilience: Research Roadmap and White PapersCompleted
NCHRP 20-59(55)Transportation System Resilience: CEO Primer & EngagementActive
NCHRP 20-59(56)Support for State DOT Transportation Systems Resilience and All-Hazards ProgramsCompleted
NCHRP 20-60Performance Measures and Targets for Transportation Asset ManagementCompleted
NCHRP 20-61Transportation of Radioactive WasteFinalCompleted and published as National Research Council Report, Going the Distance
NCHRP 20-62Long-Term Viability of Fuel Taxes for Transportation FinanceCompleted
NCHRP 20-63Performance Measurement Tool Box and Reporting System for Research Programs and ProjectsCompletedFinal Report Received and Published.
NCHRP 20-63BPerformance Measurement Tool Box and Reporting System for Research Programs and ProjectsActiveResearch in Progress, website deployed, maintenance ongoing
NCHRP 20-64XML Schemas for Exchange of Transportation Data (TransXML)Completed
NCHRP 20-65Research for the AASHTO Standing Committee on Public TransportationActive
NCHRP 20-65/Task 13State Public Transportation Division Involvement in State Emergency Planning, Response, and RecoveryFinalThe report has been published as NCHRP Research Results Digest 326.
NCHRP 20-65/Task 14Current Practice and Future Guidance on the Development of SAFETEA-LU- Required Coordinated Public Transit-Human Services Transportation PlanFinalCompleted--summarized in Research Results Digest 331.
NCHRP 20-65/Task 15Updated Research Agenda for State DOT Public Transportation Divisions and NCHRP Project 20-65FinalResearch has been completed.
NCHRP 20-65/Task 16Current State Eligibility Requirements for Grantees to Qualify for Federal Section 5310 and 5311 FundsFinalThe research is completed and will be available as a Web-only document.
NCHRP 20-65/Task 17Compliance Monitoring ToolsFinalThis has been completed and published as NCHRP Research Results Digest 341
NCHRP 20-65/Task 18State DOT Best Practices for Developing a Title VI Civil Rights Program DocumentFinalThis research has been completed. Published as NCHRP Research Results Digest 340
NCHRP 20-65/Task 19Utilization by States of the Flexibility to Transfer Federal Funds Among Eligible Federal ProgramsFinalCompleted. The final report has been published as RRD 338.
NCHRP 20-65/Task 20Analysis of Rural Intercity Bus StrategyFinalPublished as Research Results Digest 356
NCHRP 20-65/Task 21Cost/Benefit Analysis of Converting a Lane for Bus Rapid TransitFinalCompleted. The report has been published as RRD 336.
NCHRP 20-65/Task 22Cost/Benefit Analysis of Converting a Lane for Bus Rapid TransitFinalPublished as NCHRP Research Results Digest 352
NCHRP 20-65/Task 23Identification of State and Local Matching Fund Requirements for State Administered Federal, and Non-Federal, Public Transportation ProgramsFinalThis research is completed and has been published as Research Results Digest 353
NCHRP 20-65/Task 24State DOT Role in the Implementation of Transportation Demand Management ProgramsFinalPublished as NCHRP Research Results Digest 348
NCHRP 20-65/Task 25Evaluate Requirements for the Utilization of Section 5311(f) Funds for Intercity Bus ServiceFinalThe final report is completed and published as Research Results Digest 356
NCHRP 20-65/Task 26A Review of Human Services Transportation Plans and Grant ProgramsFinalThis report is published as Research Results Digest 354
NCHRP 20-65/Task 27Innovative Financing Techniques and Best Practices for Providing Match on Federal Transit Administration ProjectsFinalCompleted.
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 AnalysisFinalCompleted--Published as NCHRP Research Results Digest 373
NCHRP 20-65/Task 29Public Transportation Performance Measures: State of the Practice and Future NeedsFinalResearch completed. Published as Research Results Digest 361
NCHRP 20-65/Task 30Local Practices in Developing Coordination Partnerships with Taxicab CompaniesFinalCompleted. Published as Research Results Digest 366
NCHRP 20-65/Task 31Transporting Oversize WheelchairsFinalCompleted.
NCHRP 20-65/Task 32Models to Support State-owned Park and Ride Lots and Intermodal FacilitiesFinalCompleted --Published as Research Results Digest 359
NCHRP 20-65/Task 33Determination of State DOT Financial Auditing Requirements for their Public Transportation Assistance ProgramsFinalCompleted. Published as Research Results Digest 368
NCHRP 20-65/Task 34Statewide Transit Goal SettingFinalCompleted. Published as Research Results Digest 358
NCHRP 20-65/Task 35Development of Appropriate Tools to Evaluate the Efficiency and Effectiveness of Selected Specialized Public Transportation ProgramsFinalCompleted
NCHRP 20-65/Task 36Data Needs for Assessing Rural Transit Needs, Benefits, and Levels of ServiceFinalCompleted. Published as NCHRP Research Results Digest 376.
NCHRP 20-65/Task 37Best Accounting Practices in Sub-recipient Recording and Reporting of Program IncomeFinalCompleted.
NCHRP 20-65/Task 38Estimated Impact of Selected State DOT Cost Reduction Initiatives on the Administration of State Public Transportation ProgramsFinalPublished as NCHRP Research Results Digest 379
NCHRP 20-65/Task 39Impacts of the New Health Care Bill on Mass TransitCompletedCompleted. Published as NCHRP Research Results Digest 383.
NCHRP 20-65/Task 40Construction Management Practices for Rural Projects--An AssessmentFinalCompleted-- Published as NCHRP Research Results Digest 381
NCHRP 20-65/Task 41Survey of State Funding for Public Transportation--Ways to Improve itCompletedCompleted and published as NCHRP Web-Only Document 188.
NCHRP 20-65/Task 42Rural Public Transportation Strategies for Responding to the Livable and Sustainable Communities InitiativeFinalCompleted. Published as NCHRP Research Results Digest 375
NCHRP 20-65/Task 43Best Practices in the Electronic Administration of Federal and State Transit GrantsCompleted
NCHRP 20-65/Task 44Curriculum for New State DOT Transit Grant Managers in Administering Federal and State Transit Grant ProgramsFinal
NCHRP 20-65/Task 45New Small Urbanized Area System: A Guidance BriefCompletedCompleted.
NCHRP 20-65/Task 46Successful Methods to Acquire and Oversee the Outsourcing of Tasks and Projects Related to State DOT Management of Transit Grant ProgramsCompleted
NCHRP 20-65/Task 47MTAP Survey Tool Used to Assess FTA Contractor Performance of State DOT Triennial and Other FTA Reviews--An UpdateCompleted
NCHRP 20-65/Task 48Condition of State and Federally Funded Transit AssetsCompleted
NCHRP 20-65/Task 49Impact Assessment Indicators for Administration of Public Transportation GrantsCompleted
NCHRP 20-65/Task 50Strategic Plan for the Standing Committee on Public TransportationCompleted
NCHRP 20-65/Task 51Approaches To Improving the Grant Approval Processes for Transit ProjectsCompleted
NCHRP 20-65/Task 52Selected Indirect Benefits of State Investment in Public TransportationCompleted
NCHRP 20-65/Task 53Independent Cost Estimates for Design and Construction of Rural and Small Urban Transit FacilitiesFinalPublished as NCHRP RRD 397
NCHRP 20-65/Task 55Estimating the Long Term Impacts of MAP-21 on the Nation's Local Rural Transit Bus InfrastructureFinalCompleted--RRD 394
NCHRP 20-65/Task 56Best Practices in Rural Regional MobilityCompleted
NCHRP 20-65/Task 57Assessment of State DOT Transit Vehicle Procurement ModelsCompleted
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)Completed
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)Completed
NCHRP 20-65/Task 60The National Mobility Management Initiative: State DOTs Connecting Users and Rides for Specialized TransportationCompletedCompleted--NCHRP Report 832 Pre-Publication Draft—Subject to Revision
NCHRP 20-65/Task 61Determine the Degree To Which JARC And New Freedom Activities are Being Continued or Initiated Under Map-21Completed
NCHRP 20-65/Task 62The National Perspective –An Assessment of Section 5310 Program Administration Under MAP-21Completed
NCHRP 20-65/Task 63DOT Oversight of Facility Projects CompletedResearch completed.
NCHRP 20-65/Task 64Health and Human Services (particularly Medicaid) Revenue as MatchCompleted
NCHRP 20-65/Task 65Best Practices for State DOTs to Meet Rural Bus Fleet Replacement and Expansion NeedsCompleted
NCHRP 20-65/Task 66States and Local Use of Administrative Resources Provided by the Federal Transit AdministrationCompleted
NCHRP 20-65/Task 67Multi-Modal Project PlanningCompleted
NCHRP 20-65/Task 68Successful Mobility Management Practices for Improving Transportation Services in Small Urban and Rural Areas Completed
NCHRP 20-65/Task 69Consolidation of Rural Transit SystemsCompleted
NCHRP 20-65/Task 70Cross Modal InvestmentCompleted
NCHRP 20-65/Task 71Transit Network Balance; Efficiency and EquityCompleted
NCHRP 20-65/Task 72Small System Alternative Fuel StrategiesCompleted
NCHRP 20-65/Task 73Best Practices and Marketing to Increase Rural Transit Ridership and Investment Completed
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 SettingsCompleted
NCHRP 20-65/Task 75Baseline Research on Allowable In-Kind and Local Match SourcesCompleted
NCHRP 20-65/Task 76Opportunities for State DOTs (and Others) to Encourage Shared Use Mobility Practices in Rural Areas Completed
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 Completed
NCHRP 20-65/Task 78 Impact of Decline in Volunteerism on Rural Transit SystemsActive
NCHRP 20-65/Task 79Program Management Insights for the 5310 Program (Including Sub-Grantee Consolidation and Urban 5310)Active
NCHRP 20-65/Task 80Capacity Building Options for DOT Transit StaffActive
NCHRP 20-65/Task 81Best Practices in Rural Service AssessmentActive
NCHRP 20-65/Task 82Issues Associated with Providing Customized, Client-Based Transportation ServicesActive
NCHRP 20-65BResearch for the AASHTO Standing Committee on Public TransportationPending
NCHRP 20-66Strategic Plan for Transportation Information ManagementCompleted
NCHRP 20-67Making Transportation Tunnels Safe and SecureCompleted
NCHRP 20-68US Domestic Scan Program -- Business PlanFinalThe Domestic Scan Program has been initiated as a continuing NCHRP activity. Refer to NCHRP 20-68A.
NCHRP 20-68(01)U.S. Domestic Scan -- Program PilotCompletedThe Domestic Scan Program has been initiated as a continuing activity, NCHRP 20-68A.
NCHRP 20-68AUS Domestic Scan ProgramActiveCompletion date refers to 3rd phase program, NCHRP Project 20-68D. All scans are listed on this page.
NCHRP 20-68BAccelerating the Rate of Innovation Among State DOTsFinal
NCHRP 20-68B(01)Accelerating the Rate of Innovation Among State DOTs—Tracing Domestic Scan ImpactsFinalThe initial project budget and time were extended to enable tracing of impact for additional scans.
NCHRP 20-68CResearch on Innovation Networks--Domestic ScansCompleted
NCHRP 20-68DU.S. Domestic Scan Program (Phase 3)ActivePhase 3 of the program is planned for 6 years, subject to continued availability of funds and satisfactory performance.
NCHRP 20-69Guidance for Transportation Project ManagementCompleted
NCHRP 20-70Transportation Research Thesaurus ImprovementsCompleted
NCHRP 20-71Effective Experimental Design and Data Analysis in Transportation ResearchFinal
NCHRP 20-72Tools to Aid State DOTs in Responding to Workforce ChallengesFinalNCHRP supported additional work to develop a prototype web-based implementation of the toolbox.
NCHRP 20-73Accelerating Transportation Program and Project Delivery: Conception to CompletionCompleted
NCHRP 20-74Developing an Asset-Management Framework for the Interstate Highway SystemCompleted
NCHRP 20-74ADevelopment of Service Levels for the Interstate Highway SystemCompleted
NCHRP 20-75Implementing Transportation Knowledge NetworksCompletedProject completed
NCHRP 20-76Guidelines for Conducting a Disparity and Availability Study for the Federal Disadvantaged Business Enterprise Program. CompletedCompleted - final report can be purchased or downloaded at the link below.
NCHRP 20-77Transportation Operations Training FrameworkFinal
NCHRP 20-78Communicating the Value of ResearchCompleted
NCHRP 20-79Expansion of the Transportation Research ThesaurusCompletedThe project has been completed and the thesaurus has been updated with AASHTO definitions.
NCHRP 20-81Guide to Implementing Strategies to Attract and Retain a Capable Transportation Workforce Completed
NCHRP 20-82Next Generation Transportation Pooled Fund (TPF) WebsiteCompleted
NCHRP 20-83Long-Range Strategic Issues Facing the Transportation IndustryActiveFor more information, see each individual project in this series.
NCHRP 20-83(01)Economic Changes Driving Future Freight TransportationFinalPublished as NCHRP Report 750: Volume 1
NCHRP 20-83(02)Expediting Future Technologies for Enhancing Transportation System PerformanceFinal
NCHRP 20-83(03)Long-Range Strategic Issues Affecting Preservation, Maintenance, and Renewal of Highway InfrastructureCompleted
NCHRP 20-83(03)ALong-Range Strategic Issues Affecting Preservation, Maintenance, and Renewal of Highway InfrastructureCompleted
NCHRP 20-83(04)Preparing State Transportation Agencies for an Uncertain Energy FutureFinal
NCHRP 20-83(05)Climate Change and the Highway System: Impacts and Adaptation ApproachesCompletedThe final project deliverables are available as NCHRP Report 750, Volume 2.
NCHRP 20-83(06)Effects of Socio-Demographics on Travel DemandCompleted
NCHRP 20-83(07)Sustainability as an Organizing Principle for Transportation AgenciesFinal
NCHRP 20-83ALong-Range Strategic Issues Facing the Transportation Industry: December 2010 Workshop ReportFinal
NCHRP 20-83BCommunicating the Results of NCHRP Strategic Transportation Issues ResearchActive
NCHRP 20-84Improved Right-of-Way Procedures and Business PracticesCompletedCompleted. Published as NCHRP Report 771 with CRP-CD 154
NCHRP 20-85Renewable Energy Guide for Highway Maintenance FacilitiesCompletedThe Renewable Energy Guide is available as NCHRP Report 751.
NCHRP 20-86Attracting, Recruiting, and Retaining Skilled Staff for Transportation System Operations and ManagementCompleted
NCHRP 20-89Intellectual Property Management Guide for State Departments of TransportationFinal
NCHRP 20-90Improving Management of Transportation InformationFinal
NCHRP 20-92Improving Access to International Transportation Research InformationCompleted
NCHRP 20-93Development of a Guide for Transportation Technology TransferFinal
NCHRP 20-94Development of a Formalized Process for the Adoption, Development, Maintenance, and Enhancement of TransXML SchemasCompletedCompleted
NCHRP 20-95Identifying Successful Practices in the FHWA Disadvantaged Business Enterprise (DBE) ProgramCompletedProject cancelled; Resumed at NCHRP Project 20-95A
NCHRP 20-95ACompendium of Successful Practices, Strategies, and Resources in the FHWA Disadvantaged Business Enterprise (DBE) ProgramFinalPubished as NCHRP Report 913
NCHRP 20-96Leadership Guide for Strategic Information Management for State Departments of TransportationFinal
NCHRP 20-97Improving Findability and Relevance of Transportation InformationFinalNCHRP Projects 20-97 and 20-97A are included here.
NCHRP 20-98A Guide to Agency-Wide Knowledge Management for State Departments of TransportationFinal
NCHRP 20-99Completed