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The National Academies

NCHRP 10-80 [Final]

New Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals

  Project Data
Funds: $500,000
Research Agency: BridgeTech, Inc.
Principal Investigator: Dr. Jay Puckett
Effective Date: 5/21/2010
Completion Date: 12/31/2015

 NCHRP Report 796 presents proposed AASHTO LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals. The proposed specifications are arranged in three divisions: (1) design according to LRFD methodology; (2) construction including material specifications, fabrication, and installation; and (3) asset management including inventory, inspection, and maintenance. In addition, the report provides details regarding the reliability calibration process and results. The material in this report will be of immediate interest to highway design engineers.

A video describing the proposed AASHTO LRFD Specifications can be found 
here.
 
NCHRP Training Videos support the Implementation of the AASHTO LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 1st Edition, 2015:
  1. Introduction to the AASHTO LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 1st Edition, 2015  
  2. LRFD Calibration
  3. Load and Load combinations
  4. Section 5, Steel Resistance: Introduction and Prescriptive Design
  5. Section 5, Steel Resistance: Steel Member Resistances
  6. Fatigue Loads and Resistance
  7. LRFD Design Example 1: Monotube Design, Problem Interlocution and Loads
  8. LRFD Design Example 2: Monotube Design, Tube Strength Design Checks
  9. LRFD Design Example 3: Monotube Design, Base Plate Design
  10. LRFD Design Example 4: Monotube Design, Fatigue Loads
  11. LRFD Design Example 5: Monotube Design, Fatigue Resistance
  12. “Monotube Design Example Computations” associated with videos 7-11

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