M-81, M-138, M-142 sign upgrades begin May 11 in Huron, Tuscola counties

SAGINAW, Mich. -The Michigan Department of Transportation (MDOT) is investing approximately $875,000 to replace more than 2,000 signs on 94 miles of M-81 and M-138 in Tuscola County and M-142 in Huron County.

Counties:
Tuscola
Huron

Highways:
M-81
M-138
M-142

Closest communities:
Caro
Bad Axe
Harbor Beach
Akron
Cass City
Elkton
Fairgrove
Pigeon
Reese

Start date:
Monday, May 11, 2026

End dates:
Saturday, Aug. 15, 2026

Traffic restrictions:
Traffic will be maintained with shoulder closures. Two-way traffic will be maintained on all routes.

Jobs numbers:
Based on economic modeling, this investment is expected to directly and indirectly support seven jobs.

Safety benefit:
Shoulder closures during this type of work are necessary to provide the safest work area possible for crews and motorists.
The replaced signs will be easier for drivers to see, especially at night, increasing safety. Learn more about why MDOT replaces road signs regularly.