Welcome to the Tuscola County Road Commission
MDOT M-25 OFFICIAL DETOUR ROUTE
Starting in Unionville M-25 is detoured south on M-24 turning
west onto M-138 thru Akron following M-138 to M-15, turn north back
to M-25/Center Street in Bay City.
Please Note: Old State Road is NOT part of the official detour
and is open to local traffic only.
Tuscola County Road Commission
1733 S. Mertz Rd.
Caro, Michigan 48723
Office: 989-673-2128 Fax: 989-673-3294