As viewed by Uniform Ordinance Committee of National Conference on Street and Highway Safety; independent control; synchronized system; progressive system; present practice of cities and opinion of traffic engineers are divided between three-color and two-color; with two-color system it is generally considered necessary to overlap reds; in some cities right turns are permitted on red as on green light.


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    Title :

    Traffic control signals


    Additional title:

    Nation's Traffic


    Published in:

    Publication date :

    1928


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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