The two left lanes on I-75 Southbound are blocked after a semi struck a sign in Montgomery County early Wednesday morning.

This is part of a four-year project involving resurfacing, repairs to 11 bridges, culvert replacements, sign and guardrail work on that section of I-75. The work for this year is mill and ...

The Michigan Department of Transportation (MDOT) said it is investing $5.3 million to upgrade signs, overhead sign structures, guardrails, and delineators along parts of I-75 in Saginaw County ...