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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

Contractor identification sign in work zones

Washington DOT allows the use of contractor identification signs on projects and has developed criteria for their use. There are two signs that are used and the criteria can be viewed at the following … [Read more...] about Contractor identification sign in work zones

Driver Performance Comparison of Fluorescent Orange to Standard Orange Work Zone Traffic Signs

Some agencies use durable fluorescent orange sign sheeting on warning signs in work zones. The literature shows that such sheeting is more conspicuous than standard nonfluorescent orange sheeting, but … [Read more...] about Driver Performance Comparison of Fluorescent Orange to Standard Orange Work Zone Traffic Signs

Reflectorized Devices for Driver Information. Introduction

This circular presents 8 summaries of areas requiring research in the field of reflectorized devices. The problem areas have been identified as follows: snowplowable raised pavement markers; sign … [Read more...] about Reflectorized Devices for Driver Information. Introduction

Evaluation of Modified Work Zone Traffic Control Devices at Business Accesses

Modified work zone traffic control devices at business accesses were evaluated on two Oregon Department of Transportation (ODOT) projects in 1999 and 2000. In Sweet Home, Oregon, on the Sweet-Home WCL … [Read more...] about Evaluation of Modified Work Zone Traffic Control Devices at Business Accesses

Fluorescent Yellow-Green Background for Vehicle Mounted Work Zone Signs

This presentation shows and explains the typical advance warning sign historically used by Iowa DOT Maintenance and the benefits of adding fluorescent yellow-green backing. … [Read more...] about Fluorescent Yellow-Green Background for Vehicle Mounted Work Zone Signs

Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades

Georgia has changed its standard to high-intensity sheeting for barrels and barricades. … [Read more...] about Switched from Construction/Engineering Grade sheeting to High-Intensity sheeting for barrels and barricades

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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