The Road Commission of Macomb County (RCMC) is the road agency in Macomb County. RCMC maintains more than 1,700 miles of road with more than 900 traffic signals and 60,000 signs.

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How Your Gas Tax Turns Into Road Improvements - Click on this link for a presentation that explains the function of Road Commissions, how they operate, and how they are funded.

Introducing...The NEW Flashing Yellow Arrow Left-Turn Signal. - Click on this link for details that will explain the new traffic signal. Or... Download the brochure.


Roundabouts - Click on this link to learn about roundabouts, the benefits of roundabouts, and how to navigate roundabouts.



MDOT Traffic Cameras - "Jam-Cams" - Check Traffic in Real Time on MDOT Highway Cameras.