Updating and Implementing the Grade Severity Rating System for Wyoming Mountain Passes, Phase 2

This project is set up to validate the grade severity rating system (GSRS) model for trucks that have one drum brake installed, make the GSRS fully implementable, and to develop a program that simplifies the implementation of the GSRS and formulation of weight specific speed signs. The project shall validate the GSRS model for trucks fitted with only drum brakes; incorporate curves into WSS sign formulation; develop a program to automate formation of WSS signs; and update the GSRS user manual.


    • English


    • Status: Completed
    • Funding: $79565
    • Contract Numbers:


    • Sponsor Organizations:

      Wyoming Department of Transportation

      5300 Bishop Boulevard
      Cheyenne, WY  United States  82009-3340
    • Project Managers:

      Edwards, Michelle

      Meena, Joel

    • Performing Organizations:

      University of Wyoming, Laramie

      1000 E University Avenue, Department 3295
      Laramie, WY  United States  82071
    • Principal Investigators:

      Ksaibati, Khaled

    • Start Date: 20200506
    • Expected Completion Date: 20220831
    • Actual Completion Date: 20220731

    Subject/Index Terms

    Filing Info

    • Accession Number: 01742720
    • Record Type: Research project
    • Source Agency: Wyoming Department of Transportation
    • Contract Numbers: RS08220
    • Files: RIP, STATEDOT
    • Created Date: Jun 18 2020 1:58PM