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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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Warning Systems

Safe and Environment-Friendly Forward Collision Warning Messages in the Advance Warning Area of a Construction Zone

Collisions in construction zones have always been a contributing factor in compromising safety on urban roadways. National Highway Traffic Safety Administration (NHTSA) and state transportation … [Read more...] about Safe and Environment-Friendly Forward Collision Warning Messages in the Advance Warning Area of a Construction Zone

Drivers’ Reaction of Warning Messages in Work Zone Termination Areas with Left Turn

Work zone crashes have always drawn public attention. A number of fatalities are recorded every year nationwide within work zone areas. Most existing countermeasures have been dedicated more to the … [Read more...] about Drivers’ Reaction of Warning Messages in Work Zone Termination Areas with Left Turn

A WSN-Based Intrusion Alarm System to Improve Safety in Road Work Zones

Road traffic accidents are one of the main causes of death and disability worldwide. Workers responsible for maintaining and repairing roadways are especially prone to suffer these events, given their … [Read more...] about A WSN-Based Intrusion Alarm System to Improve Safety in Road Work Zones

Researchers’ Prototype Vest Offers a Warning System for Roadside Construction Workers, Rescue Personnel

Working at a construction site is a dangerous job. Virginia Tech researchers created InZoneAlert vest which combines radio sensors that construction workers can wear on or inside vests with connected … [Read more...] about Researchers’ Prototype Vest Offers a Warning System for Roadside Construction Workers, Rescue Personnel

Warehouse Audible-Flashing Worker Alert System

The all new Traffic Guard Worker Alert System consists of a lightweight, easy-to-transport trip hose and sensor assembly that wirelessly sends a signal to a rechargeable alarm and flashing light up to … [Read more...] about Warehouse Audible-Flashing Worker Alert System

Evaluation of Mobile Work Zone Alarm Systems

Maintenance of highways often involves mobile work zones for various types of low speed moving operations such as striping and sweeping. The speed differential between the moving operation and … [Read more...] about Evaluation of Mobile Work Zone Alarm Systems

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Copyright © 2025 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