Research Search Results

Research

Vehicle-Based Technologies for Winter Maintenance: The State of the Practice

The NCHRP 20-07/Task 200 Project is complete. The final report titled "Vehicle-Based Technologies for Winter Maintenance: The State of the Practice".
Learn More
Research

Grand Challenges: A Research Plan for Winter Maintenance

In this project, the consultant identified the grand challenges that face highway winter maintenance operations and the research needed to address them based on the input provided by the participants of a workshop. These participants included members from the AASHTO Highway Subcommittee on Maintenan
Learn More
Research

Measuring and Communicating the Effects of Incident Management Improvements

Measuring and Communicating the Effects of Incident Management Improvements, (Cambridge Systematics). This study has developed a summary of best practice for measuring and communicating the effects of incident management programs.
Learn More
Research

Statewide Incident Reporting Systems—Business and Technology Plan

This study laid the groundwork for a business and technology plan to meet the requirements of Statewide Incident Reporting Systems included in SAFETEA-LU.
Learn More
Research

User’s Guide to Develop Highway Safety Manual Safety Performance Function Calibration Factors

The objective of this task was to provide step by step instructions for developing calibration factors for use with the Highway Safety Manual (HSM) safety performance functions. Tasks included the following: Review Part C and Appendix A, Volume 2 of the Highway Safety Manual; Review current literat
Learn More
Research

Work Plan for the Second Edition of the Highway Safety Manual

The Highway Safety Manual (HSM) is being developed through a series of NCHRP projects and with the guidance of the TRB and AASHTO Task Forces on the HSM. The draft of the first edition was completed in early 2009 and after the balloting process will become an AASHTO publication. The objective of thi
Learn More
Research

Project Delivery Workforce Management Review

This study developed a menu of options for managing project delivery workforce issues. It includes a summary of current practice and a workshop to develop a plan to address the issues.
Learn More
Research

ADA Compliance at Transportation Agencies: A Review of Practices

To assess ADA compliance agencies need to develop a comprehensive inventory of pedestrian pathways and crossings, identify non-compliant locations and develop a program for remedial repairs to bring facilities into compliance. Such an inventory is necessary to adequately address ADA issues during de
Learn More
Best Practice

Size and Weight Management Agency-Wide Benefits

Significant growth in domestic and international commerce, coupled with ever-increasing traffic congestion and delay on surface transportation networks, challenge industries’ ability to move freight economically without use of larger and heavier load movements This trend challenges limited enforceme
Learn More
Best Practice

Bridge Infrastructure Preservation

Significant growth in domestic and international commerce, coupled with ever-increasing traffic congestion and delay on surface transportation networks, challenge industries’ ability to move freight economically without use of larger and heavier load movements This trend challenges limited enforceme
Learn More