Study is concerned with researches on traffic surveillance systems for urban freeways; investigations were performed on method for predicting travel time on urban freeway, and effectiveness of airborne observer to reroute traffic in event of traffic tie-up; development of mathematical logic to predict travel time on freeway is described; program to evaluate effectiveness of airborne observer to minimize delay by issuing alternate route advisories to motorists is reported; light airplane was used in place of helicopter for 24 one-hour flights; it was determined that airplane could be used for 80% of flights, helicopter being needed for flying in poor weather.


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    Titel :

    Surveillance methods and ways and means of communicating with drivers


    Weitere Titelangaben:

    Nat Research Council -- Nat Cooperative Highway Research Program Report



    Erscheinungsdatum :

    1966


    Format / Umfang :

    66 pages


    Medientyp :

    Report


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Traffic surveillance and means of communicating with drivers

    Weinberg, M.I. | Engineering Index Backfile | 1964


    Drivers' acceptance of automatic traffic surveillance

    Muskaug, R. | Online Contents | 1993


    VTOL -- Ways and means

    Godfrey, D.W.H. | Engineering Index Backfile | 1957



    Means of locating and communicating with disabled vehicles

    Pogust, F. / Kuprijanow, A. / Forster, H. | Engineering Index Backfile | 1964