Detroit, Toledo and Ironton has installed flashing light signals controlled by Audio Frequency Overlay track circuits at highway crossing on Dearborn branch that runs 13 mi from Flat Rock yard to Ford Motor Co Rouge Plant; use of AFO circuits avoided interference with existing track circuits and simplified approach that extends into interlocking maintained by another railroad; circuit diagram.


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    Title :

    AFO circuits protect crossing


    Additional title:

    Ry Signaling Communications



    Publication date :

    1959


    Size :

    4 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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