GHSA maintains data on state laws surrounding a number of highway safety issues. Below is information regarding laws in the state of Michigan. For more information, consult the State Highway Safety Office.
As Michigan prepares to implement legalized recreational marijuana, the Michigan Office of Highway and Safety Planning's annual traffic summit considered how legalization may impact traffic safety.
Story by Mikenzie Frost
March 19, 2019
To place increased focus on pedestrian safety, Michigan law enforcement is cracking down on behaviors including speeding, failure to yield, and failure to use turn signals. Michigan Office of Highway Safety Planning Director Mike Prince discusses the effort.
March 7, 2019
The Michigan Department of Transportation (MDOT) has partnered with the City of Grand Rapids for “Driving Change,” an innovative campaign promoting bicyclist safety. Having recently made significant infrastructural improvements to enhance bicyclist safety, Grand Rapids was chosen as the pilot city for this campaign, which seeks to educate bicyclists and motorists about the infrastructure changes and encourage healthy relationships and respect between road users.
A new survey finds that more than half of Michigan medical marijuana patients have driven within two hours of a cannabis treatment. GHSA's Russ Martin discusses why marijuana impairment is difficult to assess and how providers can help warn against impaired driving.
Story by Alan Mozes
January 10, 2019
Authorizes full deployment of AVs without a human operator.
Helmets required for riders under 21 or for riders and passengers without additional insurance. Universal helmet law repealed 2012.
Checkpoints are not conducted. They are illegal under state Constitution.
4 years
None
| Cars (MPH) | Trucks (MPH) |
|---|---|
| 70 (75 on select segments) | 65 |
| Cars (MPH) | Trucks (MPH) |
|---|---|
| 70 | 60; 55 if speed limit for cars is less than 70 MPH |
| Cars (MPH) | Trucks (MPH) |
|---|---|
| 70 |
