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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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Flagger training and certification requirements

From Alabama Department of Transportation Contractual Documents, General Conditions, Special Provisions and Technical Specifications for Debris Removal, Reduction, & Disposal Following a Declared … [Read more...] about Flagger training and certification requirements

Flagger training and certification requirements

From District of Columbia Department of Transportation Standard Specifications for Highways and Structures: "FLAGGER CERTIFICATION – Flaggers shall be certified by the American Traffic Safety … [Read more...] about Flagger training and certification requirements

Flagger training and certification requirements

From Delaware Department of Transportation (DelDOT) Manual on Uniform Traffic Control Devices (MUTCD), Chapter 6E - Flagger Control: "All flaggers working on state-maintained roadways, except for … [Read more...] about Flagger training and certification requirements

Traffic Control Supervisor Certification Program

In Wyoming, certification will be required for Traffic Control Supervisors. To receive certification an individual shall participate in the Wyoming Department of Transportation (WYDOT) Traffic Control … [Read more...] about Traffic Control Supervisor Certification Program

Work zone speed limit

The form and guidance the Virginia DOT uses for work zone speed is available on the web site below. … [Read more...] about Work zone speed limit

Work zone speed limit

In Colorado, prior to the implementation of a speed reduction, the project engineer/manager is responsible for completing the Authorization and Declaration of Temporary Speed Limits form (CDOT Form … [Read more...] about Work zone speed limit

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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