At Sinclair, about 8 mi east of Deer Lodge, Mont, 20-lever mechanical interlocking, at crossing of Chicago, Milwaukee, St Paul and Pacific and Northern Pacific, has been replaced by automatic plant which includes one Union Model-22 power switch machine for operating movable point frogs at crossing, four smash-boards, each operated by means of Union style-T2 mechanism, and color light home and distance signals on each line.


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    Title :

    Automatic plant replaces mechanical interlocking


    Additional title:

    Ry Signaling


    Published in:

    Publication date :

    1937


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Automatic interlocking replaces mechanical plant

    Engineering Index Backfile | 1932


    Automatic interlocking replaces mechanical

    Engineering Index Backfile | 1936




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    Engineering Index Backfile | 1938