Published by the Michigan DOT
Effective ½ hour before sunrise Tuesday, April 4, 2017 weight restrictions will be lifted from the southern Michigan/Indiana & Ohio 
State trunkline highways typically carry M, I, or US designations.
Weight restriction information and updates may be obtained by calling 1-800-787-8960.
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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.
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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.
