Description, uses and performance of photoelectric automatic highway traffic recorders; installation of traffic recorder; difficulties overcome in obtaining satisfactory performance; improved maintenance of machines; counter records used in expanding manual count data; cost of operating counters; attempts to develop portable counters. (see also Engineering v 146 n 3787 Aug 12 1938 p 183)


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    Title :

    Automatic recorder for counting highway traffic


    Additional title:

    Pub Roads


    Contributors:
    Craig, R.E. (author)

    Published in:

    Public Roads ; 19 , n 3


    Publication date :

    1938


    Size :

    15 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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