MICHIGAN'S INTERLOCKINGS

DETROIT & MACKINAC

Segments now owned by various short line operators, some segments abandoned.


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NORTH BAY CITY
Mechanical interlocking installed 1915
Closed 1959

Junction at yard office with Grand Trunk Western Saginaw Subdivision, New York Central Mackinaw Line, and Pere Marquette Bay City Subdivision.

ABOVE ABANDONED 1992

AU SABLE
Mechanical interlocking installed 1891

Former crossing with Au Sable & North Western Railroad, abandoned 1927.

ROGERS CITY (Crossing A)
Mechanical interlocking installed 1926
Closed 1946

Former crossing with Michigan Limestone & Chemical Co.

ROGERS CITY (Crossing B)
Mechanical interlocking installed 1926
Closed 1946

Former crossing with Michigan Limestone & Chemical Co.

CHEBOYGAN
Interlocking installed 1905

Former crossing with New York Central dock spurs.