Michigan DOT Lifting Weight Restrictions May 13
Weight restrictions on state highways are implemented during the spring frost thaw period. The typical timeframe for the restrictions is from February to May.
As of 6 a.m. May 13, the Michigan Department of Transportation will lift remaining weight restrictions on all state trunkline highways in the entire state of Michigan.
State routes typically carry M, I, or US designations. County road commissions and city public works departments set their own seasonal weight restrictions, which usually coincide with state highway weight restrictions, and signs are generally posted to indicate which routes have weight restrictions in effect, according to MDOT's news release.
It says weight restrictions on state highways are implemented during the spring frost thaw period. The typical timeframe for the restrictions is from February to May, with specific dates determined by weather and road conditions.