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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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Michigan

Vehicle warning lights

The Michigan DOT has not conducted specific research regarding vehicle warning light effectiveness. Rotating halogen, strobe, and LED vehicle warning lights are allowed on DOT vehicles. The following … [Read more...] about Vehicle warning lights

Removing temporary traffic control devices with the flow of traffic vs. backing the work vehicle behind to remove the d

In Michigan, the practice is to remove the devices against the flow of traffic. … [Read more...] about Removing temporary traffic control devices with the flow of traffic vs. backing the work vehicle behind to remove the d

Measuring work zone performance

Michigan is in the process of developing policies in relation to the FHWA Final Rule. In examining and measuring work zone performance, one of the items the state is looking at is expanding the use of … [Read more...] about Measuring work zone performance

Changing light bulbs on overhead signs

Michigan does not have any lights on overhead signs. Work performed on overhead signs requires that the lane be closed. They require each employee working at a level 6 feet or more above a lower … [Read more...] about Changing light bulbs on overhead signs

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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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