56-lever General Railway Signal Co all-electric interlocking machine, located entirely under snowsheds at Norden, Calif, which has 53 working levers to control 8 switches, 5 cross-overs, 4 derails and 62 interlocked signals; watchman and fire-alarm system; either-direction signaling on double track.


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    Title :

    Electric interlocking in snow sheds on southern Pacific


    Additional title:

    Ry Signaling


    Published in:

    Publication date :

    1935


    Size :

    5 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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