Automatic block signaling includes speed control by signal indication and automatic train stop, also pantograph detector, while large interlocking control includes turn-push levers, power-off pushbutton to protect route locking, and emergency control of switches.


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    Title :

    New signaling and interlocking on east Boston rapid transit


    Additional title:

    Ry Signaling Communications


    Contributors:

    Published in:

    Publication date :

    1952


    Size :

    8 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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