Revisions of specifications for movable bridge interlocking, electric locks for interlocking machines, style "A" locking and S. and F. locking of mechanical interlocking machines, and electric switch locks; factors which govern in determining type of interlocking which should be installed; protection of traffic against slides and rock falls.


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    Titel :

    Committee II -- Interlocking


    Weitere Titelangaben:

    Assn Am Railroads -- Advance Reports



    Erscheinungsdatum :

    1946


    Format / Umfang :

    11 pages


    Medientyp :

    Report


    Format :

    Print


    Sprache :

    Englisch




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