Using inventory of existing signal system on punched cards in Washington, D.C., U S Bureau of Public Roads and District of Columbia Dept of Highways together with consultant have developed three general control plans; Plan I is optimization of existing fixed-time traffic signal system of District; Plan II is traffic-adjusted control technique which utilizes information from sampling detectors in field and from special-purpose traffic control computers at central location; Plan III is traffic-responsive control system utilizing extensive real-time sensing of traffic demands and general-purpose digital control computer; upon review Plan I yields greatest benefits; Plan III presents maximum potential for improvements.


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    Title :

    Modernizing traffic signal system of nation's capital


    Additional title:

    Traffic Eng


    Contributors:

    Published in:

    Publication date :

    1967


    Size :

    6 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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