Concepts of program which covers correction of prior maintenance deficiencies through deferred maintenance, scheduled maintenance of existing equipment, and signal modernization; features of Broad Street electronic system, which coordinates series of interconnected semi-actuated dispatchers located at interscting streets.


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    Title :

    Philadelphia's new program for traffic signal modernization


    Additional title:

    Traffic Quarterly


    Contributors:

    Published in:

    Publication date :

    1956


    Size :

    17 pages


    Remarks:

    2 Plates


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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