Protection for highway traffic provided by Union Belt in Detroit, Mich, utilizes semiautomatic, short arm gates with bells and flashing light signals at three crossings and supervisory control of all crossings; latter is concentrated in watchman's towers at four streets, and consists of toggle type levers (keys) which, when actuated, set crossing protection in operation.


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    Title :

    Crossing protection for 16 streets


    Additional title:

    Ry Signaling Communications



    Publication date :

    1955


    Size :

    3 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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