Power interlocking installed at 9th Street Junction, which is controlled remotely from miniature lever machine located at Bridge Junction, 2300 ft from track layout of interlocking; all relay control arrangement based on simplified direct wire circuits using minimum number of line control wires in cable.
Remote control interlocking on union pacific at Los Angeles
Ry Signaling
Railway Signaling ; 33 , n 8
1940
6 pages
Article (Journal)
English
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