Michigan Spring Weight Restrictions

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Effective Monday, April 12, 2021, 6 a.m., weight restrictions will be lifted on all Michigan state trunkline highways from the southern Michigan border north to and including US-2/US-141 at the Menominee River bridge west of Iron Mountain, then east on US-2 to St. Ignace.

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 US-2 and M-185 on Mackinac Island. State trunk line 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 & 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 reduction of 25% for rigid pavements and 35% for flexible pavements.

Extended permits will be valid for oversize loads only in the weight restricted area. Single oversize load permits will not be issued for 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 MDOT Truck Operators Map for route designations.

WCS Permits Can Help

WCS Permits & Pilot cars works directly with all state DOT permit offices to stay up-to-date on winter and spring load limits, oversize load travel restrictions and more. We can also help with oversize/overweight load permits, wide load permits, superload permits, trip & fuel permits, UCR fees, DOT numbers and more. Additionally, WCS manufacturers oversize load and truck safety equipment for purchase online or via phone sales.

 
For more information, contact WCS Permits today and one of our over 65 oversize load permit agents nationwide will assist you.