MDOT Lifts Some Spring Weight Restrictions: 6:00 a.m. Monday March 9, 2026

MDOT has issued a spring weight restriction bulletin that lifts restrictions for the following area effective Monday March 9, 2026
 
“… Effective 6:00AM Monday, March 9th, 2026 weight restrictions will be lifted on all state trunkline highways from the southern Michigan border north to and including the following route beginning on M-43 in the City of South Haven, then east on M-43 to US-131 in Kalamazoo County, then south on US-131 to I-94 in Kalamazoo County then east on I-94 to US-23 in Washtenaw County, then north on US-23 to I-96 in Livingston County then east on I-96 to M-59 in Livingston County then continuing east on M-59 ending at the I-94 interchange in Macomb County. North of the route listed, restrictions will be imposed and enforced on all state trunklines including all of the Upper Peninsula and Mackinac Island. 

State trunkline highways typically carry M, I, or US designations. Weight restriction information and updates may be obtained by calling 1-800-787-8960. For companies located in Canada or New Jersey, information may be obtained by calling 517-335-0023. 

- On routes designated as "All Season Routes" (green or gold on the MDOT Truck Operators Map) there will be no reduction in legal axle weight. 

- On routes designated as "Seasonal" (solid or dashed red on the MDOT Truck Operators Map) there will be a weight reduction of 25% for rigid pavements and 35% for flexible pavements. 

Extended permits will be valid for oversize only in the weight restricted area. 

Single trip permits will not be issued for overweight loads or loads exceeding 14 feet in width, 11 axles and 150 feet in overall length in the weight restricted area. 

Detailed Weight Restriction information may be obtained by linking to www.michigan.gov/truckers. 

Please refer to the MDOT Truck Operator's Map for route designations.”
 
Click on the following link to view the MDOT bulletin.

https://mdotjboss.state.mi.us/APSWB/SWBHome.htm?bulletin=weight
 
On MDOT routes designated as "All Season Routes" (green or gold on the MDOT Truck Operators Map) there will be no reduction in legal axle weight. - On routes designated as "Seasonal" (solid or dashed red on the MDOT Truck Operators Map) there will be a weight reduction of 25% for rigid pavements and 35% for flexible pavements. Extended permits will be valid for oversize only in the weight restricted area. Single trip permits will not be issued for overweight loads or loads exceeding 14 feet in width, 11 axles and 150 feet in overall length in the weight restricted area.
 
In addition, there have been a number of counties that have either imposed weight restrictions or are planning to in the near future, click here to check the status of restrictions on county roads.
 
For roads located on the local system, the maximum axle load allowable on concrete pavements or pavements with a concrete base is reduced by 25% from the maximum axle load as specified in this chapter, and the maximum axle loads allowable on all other types of roads during these months are reduced by 35% from the maximum axle loads as specified.
 
If you have any questions, please contact the MAA office at 517-381-1732