26 miles south of Chicago, there is triangle of three railroads, each of which cross other two, forming three railroad crossings approximately one-half mile apart; triangle layout included three old mechanical interlockings; controls of two were consolidated, third was replaced by automatic plant.


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    Titel :

    Interlockings modernized at three railroad crossings


    Weitere Titelangaben:

    Ry Signaling Communications


    Erschienen in:

    Erscheinungsdatum :

    1952


    Format / Umfang :

    2 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




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    Engineering Index Backfile | 1940


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    Engineering Index Backfile | 1928


    Three interlockings consolidated

    Engineering Index Backfile | 1928


    Consolidated interlockings

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    New Haven consolidates three interlockings

    Engineering Index Backfile | 1937