MICHIGAN'S INTERLOCKINGS

ANN ARBOR RAILROAD

Main Line

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


OWOSSO JCT.
Interlocking installed 1897
Closed shortly after
Non interlocked crossing most years

Former crossing of Ann Arbor Railroad and paralleling Grand Trunk Western Grand Rapids Subdivision, abandoned around 2011, with New York Central Saginaw Branch.

ABOVE NOT INCLUDED IN CONRAIL 1976

ALMA
Non interlocked crossing

Former crossing with Pere Marquette Elmdale Subdivision, abandoned 2003.

CLARE
Tower listed with Pere Marquette

CADILLAC
Mechanical interlocking installed 1889
Replaced with automatic interlocking by 1960's

Former crossing with Pennsylvania Railroad Grand Rapids Division, not included in Conrail 1976.

BELOW NOT INCLUDED IN CONRAIL 1976

THOMPSONVILLE
Tower listed with Pere Marquette