Location: JD Interlocking Tower, LaPorte, IN
JD Interlocking controlled the crossing of the Penn Central and the C&O Branch Line from New Buffalo, Michigan.
Photo info/credit: Top, a westbound Penn Central train passes through the JD interlocking at LaPorte, Indiana. This is the crossing of the Water Level Route with the C&O's line from New Buffalo. 1978. [Mark Hinsdale]