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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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Traffic Signs

Signs Installed for I-44 Exits in Oklahoma City Work Zone

The Oklahoma Department of Transportation has installed signs for I-44 exit ramps on northbound I-235 in Oklahoma City to minimize confusion in the heavily traveled work zone.  There were inquiries … [Read more...] about Signs Installed for I-44 Exits in Oklahoma City Work Zone

ODOT Explains Missing Signage in I-235 Construction Zone

The removal of the exit signs to I-44 on I-235 during ongoing construction work has caused confusion for drivers. According to Oklahoma Department of Transportation (ODOT) spokesperson, the sign was … [Read more...] about ODOT Explains Missing Signage in I-235 Construction Zone

Work Zone Materials for Temporary Signs in High Wind Areas: Final Report

Due to ineffective ballast materials and techniques, temporary signs may easily be knocked down and become invisible to the traveling public, increasing the risk of tort liability. Signs in … [Read more...] about Work Zone Materials for Temporary Signs in High Wind Areas: Final Report

Safety Measures and Safety Warning Signages of Road Construction Projects: An Assessment

This research described the safety measures and safety warning signages of road construction projects in the first and second legislative districts in the province of Nueva Ecija. Forty road motorists … [Read more...] about Safety Measures and Safety Warning Signages of Road Construction Projects: An Assessment

Scottsdale Man Records Unmaintained ADOT Freeway Signs After Being Struck by One

Scottsdale resident Jerry Savage and his wife were on their way back home from their anniversary trip when their new BMW was hit by a construction sign that came towards them after a large limo bus … [Read more...] about Scottsdale Man Records Unmaintained ADOT Freeway Signs After Being Struck by One

Traffic Control Device Analysis, Testing, and Evaluation Program: FY2018 Activities

This project provides the Texas Department of Transportation with a mechanism to conduct high-priority, limited-scope evaluations of traffic control devices. Work conducted during the 2018 fiscal year … [Read more...] about Traffic Control Device Analysis, Testing, and Evaluation Program: FY2018 Activities

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Copyright © 2026 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