The report includes examples of practices that illustrate how different types of transportation agencies might meet federal retroreflectivity requirements for traffic signs.


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    Title :

    Practices to Manage Traffic Sign Retroreflectivity. National Cooperative Highway Research Program (NCHRP) Synthesis 431. A Synthesis of Highway Practice


    Contributors:
    P. J. Carlson (author) / J. M. Re (author)

    Publication date :

    2012


    Size :

    54 pages


    Type of media :

    Report


    Type of material :

    No indication


    Language :

    English