At Delray, Mich, railroad crossings and junctions involve tracks of New York Central, Michigan Central, Wabash and Pere Marquette; interlocking maintained by Pere Marquette; mechanical interlocking was replaced with electrochemical plants, including new electrochemical machine in new tower; restrictions in use of new insulated wires and cables led to use of mechanical levers for switches and crossovers with electric levers for signals.


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    Titel :

    War-time replacement of interlocking on Pere Marquette


    Weitere Titelangaben:

    Ry Signaling


    Erschienen in:

    Erscheinungsdatum :

    1946


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




    New interlocking on pere Marquette

    Engineering Index Backfile | 1946



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    Engineering Index Backfile | 1947


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    Pere Marquette installs C.T.C.

    Engineering Index Backfile | 1946