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Filtered on: Profilograph

  • Vehicles of ADOT: Profilometer

    January 23, 2015
    ADOT’s job doesn’t end once a road is built.

  • The Smoothness Factor

    May 4, 2011
    In fact, ADOT goes to great lengths to make sure Arizona’s roads are as smooth as possible…even when that means walking hundreds of miles of roadway! To measure the smoothness of a road, ADOT uses a machine called a profilograph that surveys the road for any lumps, bumps or dips.

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