Overnight southbound I-75 lane closures, rolling closures Oct. 3 for sign work in Bay County

BAY CITY, Mich. - The Michigan Department of Transportation (MDOT) will close two lanes as well as implement intermittent rolling closures on southbound I-75 north of US-10 in Bay County for sign work.

This work is part of a $5.3 million investment to upgrade signs and overhead sign structures, guardrails and delineators along I-75 from the Genesee County line north to the Bay County line and from the southern Saginaw County line north to the M-13 connector.

County:
Bay

Highway:
I-75

Closest community:
Bay City

Start date:
9 p.m.
Friday, Oct. 3, 2025

Estimated end date:
5 a.m.
Saturday, Oct. 4, 2025

Traffic restrictions:
A double-lane closure will be in place on southbound I-75 during this work. Intermittent rolling closures will be used around midnight to accommodate the safe removal of an overhead truss sign.

Jobs numbers:
Based on economic modeling, this investment is expected to directly and indirectly support 51 jobs.

Safety benefit:
This work will include improving signs and other features like guardrails and delineators to increase roadway safety. Lane and shoulder closures during this type of work are necessary to provide the safest work area possible for crews and motorists.