M-108 (Michigan highway)
former highway in Michigan

M-108 was a state trunkline highway in the US state of Michigan. The highway followed Nicolet Street, although some maps also labeled it as Mackinaw Highway. The road was on the boundary between Emmet and Cheboygan counties.
The original M-108 designation dated back to 1928. This version was transferred to local control in 1957, but revived later under a similar routing in 1960. On April 29, 2010, the Petoskey News-Review reported that the Michigan Department of Transportation (MDOT) would rebuild the roadway in preparation to transfer it back to local control once again. MDOT and local officials signed memoranda of understanding, completing the transfer of the roadway on December 9, 2010.
Route description
The 1.069-mile-long (1.720 km) trunkline connected two interchanges off Interstate 75 (I-75) on the south side of Mackinaw City with a tourist welcome center. The southern terminus was at a partial interchange with I-75 (exit 337) just south of Mackinaw City on the boundary between Emmet and Cheboygan counties. This interchange is about two miles (3.2 km) north of the northern terminus of US Highway 31 (US 31).
The public source identifies “M-108 (Michigan highway)” as former highway in Michigan. This brief keeps that definition visible, then builds a research path around M-108, Michigan and highway.
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Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Apr 23, 2025. The linked authority identifier is Q2354357. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1928, 1957, 1960 and 2010.
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This entry incorporates text from “M-108 (Michigan highway)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.