New field survey group of Chicago Bureau of Street Traffic makes volume counts, observation studies and parking surveys; its modified station wagon carries 20 small non-recording traffic counting machines, two wooden spools each carrying 12 50-ft lengths of tubing, and two large recording traffic counting machines; graphic speed recorder is actuated from transmission by means of dual take-off.


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    Titel :

    Chicago's Mobile traffic survey unit


    Weitere Titelangaben:

    Traffic Eng


    Beteiligte:

    Erschienen in:

    Erscheinungsdatum :

    1951


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Chicago's electric traffic signal system

    Miller, J.T. | Engineering Index Backfile | 1926


    Study of Chicago's congested traffic

    Engineering Index Backfile | 1916


    Chicago's railways

    Engineering Index Backfile | 1896


    Chicago's congested streets

    Engineering Index Backfile | 1916


    Chicago's congestion problem

    Engineering Index Backfile | 1916