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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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Washington

Work zone speed limit

See Speed Limit Reductions in Work Zones on the web site below for guidance from Washington State DOT. … [Read more...] about Work zone speed limit

Give ’em a Brake

The men and women who maintain and improve Washington's more than 7,000 miles of state highway ask you to slow down and pay extra attention to road construction signs. The Give 'Em A Brake" program … [Read more...] about Give ’em a Brake

Temporary rumble strips

WSDOT has been interested over the past few years in temporary rumble strips, and has tried a few different types without much luck. The most recent product evaluated has been a temporary rumble … [Read more...] about Temporary rumble strips

Temporary Movable (“Zipper”) Barrier systems in work zones

WSDOT owns a couple of the movable barrier systems and has used them primarily on interstate freeway HOV widening projects over the past several years. They work well in adding an additional level of … [Read more...] about Temporary Movable (“Zipper”) Barrier systems in work zones

Truck-Mounted Attenuator (TMA) requirement

WSDOT does not require the use of TMAs but they are highly recommended for many work operations. For WSDOT construction projects TMAs are routinely included as a per each bid item in the contract. If … [Read more...] about Truck-Mounted Attenuator (TMA) requirement

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

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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