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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 Signs

Behavioral Science Can Increase Zipper Merge Usage

Research demonstrates that zipper merges (or late merges) are safer and faster than a traditional early merge under heavy traffic conditions. However, in implementation, zipper merges can be less … [Read more...] about Behavioral Science Can Increase Zipper Merge Usage

Kernel-Based Traffic Sign Tracking to Improve Highway Workzone Recognition for Reliable Autonomous Driving

To be deployed in the real world, a self-driving car must be capable of responding to exceptional road conditions, such as temporary work zones, because such events can change previously known traffic … [Read more...] about Kernel-Based Traffic Sign Tracking to Improve Highway Workzone Recognition for Reliable Autonomous Driving

Safety and Operational Effectiveness of Traffic Signs

Traffic signing provides critical regulatory and warning information to motorists for safety and operational purposes. This webinar will discuss the state-of-knowledge on the effectiveness and impacts … [Read more...] about Safety and Operational Effectiveness of Traffic Signs

California Aims to Avoid ‘Carmageddon’ Freeway Closure

The section of Interstate 5 (I-5) connecting Los Angeles and San Francisco is scheduled to be closed for 36 hours in both directions starting on April 25 for construction workers to tear down a bridge … [Read more...] about California Aims to Avoid ‘Carmageddon’ Freeway Closure

PennDOT Deploying Photo Speed Enforcement Across the Commonwealth

The electronic signs controlled by PennDOT are all sending out a common message about the beginning of photo enforcement. Designed to protect highway and construction workers, the photo enforcement … [Read more...] about PennDOT Deploying Photo Speed Enforcement Across the Commonwealth

ODOT Renews Work Zone Warning to Motorists After Three Crews Hit in One Week

Three Ohio Department of Transportation (ODOT) workers have been hit by motorists in just one week. ODOT said all those incidents could have been prevented. ODOT is asking people to move over and slow … [Read more...] about ODOT Renews Work Zone Warning to Motorists After Three Crews Hit in One Week

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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
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