By adding pavement where side road enters highway, thus channeling roadway vehicles, automatic gates now serve instead of manually operated gates on Boston and Maine crossing; gates are short arm type, with arm extending across each right hand highway traffic lane, leaving other lane unobstructed to permit vehicles to depart from crossing.


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    Title :

    Traffic lanes for crossing gate protection


    Additional title:

    Ry Signaling Communications



    Publication date :

    1955


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English





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