Device for railroad underpass includes 132 lb rail supported in iron brackets, bolted to plate girder of bridge; detector movement of 3/8 in. or more by high load on truck traveling beneath it, sets signals governing train movements over bridge to stop for bridge inspection; detectors are incorporated in Southern Pacific centralized traffic control territory in Oregon. (see also Ry Age v 140 n 6 Feb 6 1956 p 62)


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    Titel :

    Highway high-load detector saves train delays


    Weitere Titelangaben:

    Ry Signaling Communications


    Erschienen in:

    Erscheinungsdatum :

    1955


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




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