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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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Rear End Crashes

Flagger Effects in Reducing Likelihood of Rear-End Collisions in Work Zones

Rear-end collisions are among the most dominant crash types in work zones. This study explores the effectiveness of flaggers in reducing the frequency of very short headways and the likelihood of … [Read more...] about Flagger Effects in Reducing Likelihood of Rear-End Collisions in Work Zones

Evaluation of Rear-End Crash Risk at Work Zone Using Work Zone Traffic Data

This paper aims to evaluate the rear-end crash risk at work zone activity area and merging area, as well as analyze the impacts of contributing factors by using work zone traffic data. Here, the … [Read more...] about Evaluation of Rear-End Crash Risk at Work Zone Using Work Zone Traffic Data

Woman, 52, Rear Ends Log Truck in Work Zone on Oregon 140

A 52-year-old woman who was driving with her cruise control set to 55 mph rear-ended an empty log truck on Oregon 140. The woman did not see the flagger who was signaling her to stop and forced him to … [Read more...] about Woman, 52, Rear Ends Log Truck in Work Zone on Oregon 140

Guidelines on Use of Exposure Control Measures

Guidelines on Use of Exposure Control Measures summarizes the various types of exposure control measures and discusses how each can improve the safety of workers and motorists in work zones. The … [Read more...] about Guidelines on Use of Exposure Control Measures

Treating Potential Back-of-Queue Safety Hazards

This fact sheet is designed to highlight common pitfalls in estimating potential impacts that can result from implementing a traffic control plan as well as strategies that can help reduce work zone … [Read more...] about Treating Potential Back-of-Queue Safety Hazards

Driver-Eye-Movement-Based Investigation for Improving Work-Zone Safety

Crashes continue to be a problem in work zones. Analyses have indicated that rear-end and sideswipe crashes are the most frequent. Investigators have hypothesized that distractions are often the cause … [Read more...] about Driver-Eye-Movement-Based Investigation for Improving Work-Zone Safety

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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