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Northbound I-675 detour for remaining bridge work in Saginaw County expected to start May 5

BAY CITY, Mich. - The Michigan Department of Transportation (MDOT) will complete remaining bridge maintenance on northbound I-675 in Saginaw County. This work will require two different detours, each expected to be in place for two to four weeks. 

This work is part of a $10.5 million investment to improve more than 8 miles of I-675 with concrete pavement repairs, and work to address maintenance needs on 36 bridges and culvert structures. Work started in April 2021 and is expected to be complete in July. 


Northbound I-675

Closest city:

Start date:
Thursday, May 5, 2022

Estimated end date:
July 2022

Traffic restrictions:
Beginning Thursday, May 5, northbound I-675 will be closed from M-58 to Tittabawassee Road with traffic detoured via southbound I-675, northbound I-75, and southbound I-675. This work is weather dependent and may take up to four weeks. All detours will be removed during the Memorial Day holiday weekend. 

Crews expect to start the second segment of northbound I-675, from I-675/I-75 south junction to Michigan Avenue, by early June. Traffic will be detoured via northbound I-75 and southbound I-675. This detour will be announced in advance of its start. 

Jobs numbers:
Based on economic modeling, this investment is expected to directly and indirectly support 133 jobs. 

Safety benefit:
This work will improve safety for crews and motorist while critical bridge repairs and maintenance are completed on the I-675 corridor.

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