Flashing light signals and gates with traffic islands and fences improve safety for heavy street traffic at important crossing near Portland, Me. terminal passenger station; street traffic is channeled; gates operated by d-c from 8 cells of 200-amp-hr Exide battery.


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    Title :

    Portland terminal solves crossing protection problem


    Additional title:

    Ry Signaling Communications


    Published in:

    Publication date :

    1951


    Size :

    3 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English






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