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Evaluation of flow number (Fn) as a discriminating HMA mixture property.

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English


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    NTL-HIGHWAY/ROAD TRANSPORTATION-Pavement Management and Performance ; NTL-HIGHWAY/ROAD TRANSPORTATION-Design
  • Description:
    This research investigated the use of the flow number in asphalt concrete mixture design and acceptance. It included: (1)

    a review of completed research concerning the flow number and the effect of mixture composition on rutting resistance, (2)

    an evaluation of Wisconsin Department of Transportation (WisDOT) criteria for mixture design and acceptance based on

    relationships between mixture composition and rutting resistance developed in National Cooperative Highway Research

    Program (NCHRP) Projects 9-25, 9-31, and 9-33, (3) a laboratory experiment to evaluate the effect of changes in asphalt

    content and filler content on rutting resistance as measured by the flow number, and (4) a laboratory experiment to develop

    flow number criteria for intersection mixtures. Recommendations and criteria for using the flow number test in mixture

    design and acceptance were developed.
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    PDF
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    Filetype[PDF - 3.78 MB]
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  • Main Document Checksum:
    urn:sha-512:e281e6961ef836af9810ac5efc502cf15336bd6f2dff6cf2f1770502ca8e1e979e72d596b79ae3c60b3ea5fb69b69f3aafda27d6eb9d04ac462a760d42847a02
File Language:
English
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