SAGINAW, Mich. - The Michigan Department of Transportation (MDOT) is investing $2.9 million for preventive maintenance work on the Zilwaukee Bridge in Saginaw County. Northbound I-75 and the Zilwaukee Bridge will be closed from Kochville to Wadsworth roads for the first stage of this work. Other improvements include expansion joint repair, deck patching and resealing. Work on southbound I-75 was completed earlier this year.
County:
Saginaw
Highway:
I-75
Closest communities:
Saginaw
Zilwaukee
Start date:
Monday, Aug. 4, 2025
Estimated end date:
Friday, Nov. 14, 2025
Jobs numbers:
Based on economic modeling, this investment is expected to directly and indirectly support 28 jobs.
Traffic restrictions:
Northbound I-75 will be closed and detoured to northbound I-675 from the I-75/I-675 interchange south of Wadsworth Road to the northbound I-675 junction north of Kochville Road.
The westbound M-81 ramp to northbound I-75 will be closed during this work. Traffic will be detoured via southbound I-75 to I-675 northbound near Wadsworth Road.
The southbound M-13 ramp to northbound I-75, as well as the northbound I-75 ramp to northbound M-13 will be closed. Traffic for the southbound M-13 ramp to northbound I-75 will be detoured via southbound I-75 to northbound I-675. Traffic for the I-75 ramp to northbound M-13 will be detoured via westbound M-81 to westbound M-13.
The southbound I-675 ramp to northbound I-75 also will be closed. Traffic will be detoured via southbound I-675, M-46 to northbound I-75.
Safety benefit:
This work will improve and extend the service life of the Zilwaukee Bridge. Closing the northbound lanes during this type of work is necessary to provide the safest work area possible for crews and motorists.
