Effective Thursday, April 17^th, 2025 at 6:00 a.m., weight restrictions will be lifted on all state trunkline highways from the southern Michigan border north to and including the Mackinac Bridge. Frost restrictions are still in effect for the remainder of the state and will be imposed and enforced on all state trunkline highways north of the Mackinac Bridge.

Click on the following link to view the MDOT bulletin.
https://mdotjboss.state.mi.us/APSWB/SWBHome.htm?bulletin=weight


In addition, there have been a number of counties that have begun to lift weight restrictions or are planning to in the near future, click here to check the status of restrictions on county roads.
 
https://micountyroads.org/business/seasonal-weight-restrictions/
 
If you have any questions, please contact the MAA office at 517-381-1732