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Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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Changeable Message Signs

Work Zone Speed Management

Work zone crashes are a significant problem in the United States, and speed is often cited as a contributing factor. Research has shown that drivers believe their driving behavior is safe and speed is … [Read more...] about Work Zone Speed Management

Work Zone Intelligent Transportation Systems – Technology Supplement

This report represents a technology supplement to the 2014 Work Zone Intelligent Transportation Systems (WZITS) Implementation Guide (Report No. FHWA-HOP-14-008). The Guide forms the foundational … [Read more...] about Work Zone Intelligent Transportation Systems – Technology Supplement

Evaluation of Dynamic Speed Feedback Signs on Freeway Interchange Ramps

Dynamic speed feedback signs (DSFS) are promising countermeasure to reduce curve speeds and subsequent lane departures at freeway interchange ramps, although their use in such contexts has been … [Read more...] about Evaluation of Dynamic Speed Feedback Signs on Freeway Interchange Ramps

Variable Speed Limit Control of Traffic Flow in Expressway Construction Zone

With the increasing speed of construction and the continuous improvement of its corresponding infrastructure, the expressway plays an increasingly important role in promoting the development of … [Read more...] about Variable Speed Limit Control of Traffic Flow in Expressway Construction Zone

Behavioral Traffic Safety Messaging on Variable Message Signs

Changeable, electronic, or dynamic message signs are used to provide real-time traffic information to drivers while en route to their destination. Many agencies also use these signs to display safety … [Read more...] about Behavioral Traffic Safety Messaging on Variable Message Signs

TxDOT Pilot Program Includes Color Dynamic Messages to Help Warn El Paso Drivers

The Texas Department of Transportation started a pilot program to include color dynamic messages on traffic signs in El Paso. Research has shown adding color graphics to traffic signs reduces the time … [Read more...] about TxDOT Pilot Program Includes Color Dynamic Messages to Help Warn El Paso Drivers

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Copyright © 2023 American Road & Transportation Builders Association (ARTBA). The National Work Zone Safety Information Clearinghouse is a project of the ARTBA Transportation Development Foundation. It is operated in cooperation with the U.S. Federal Highway Administration and Texas A&M Transportation Institute. | Copyright Statement · Privacy Policy · Disclaimer
American Road and Transportation Builders Association Transportation Development Foundation, American Road and Transportation Builders Association U.S. Department of Transportation Federal Highway Administration Texas A&M Transportation Institute