The spring weight restrictions are beginning to be lifted. For now, this affects the southern lower peninsula. Effective Thursday, April 2, 2015, weight restrictions have been lifted on all state trunkline highways from the southern Michigan border north to and including I-94.
For the latest updates on weight restrictions and affected routes, please visit the MDOT Spring Weight Restriction Bulletin website at http://mdotcf.state.mi.us/public/alerts/bulletins.cfm?bulletin=spring
For county-specific weight restriction information, see the County Road Association of Michigan website at http://www.micountyroads.org/weight.php
Also, you can call the MDOT Spring Weight Restriction hotline at 800-787-8960.
To download or order printed copies of the 2015 MDOT Truck Operators Map, visit http://www.michigan.gov/mdot/0,4616,7-151-11151_11033_32060---,00.html