Benefit/Cost of Applying a Higher Asphalt Film Thickness (AFT) vs. Doing a Chip Seal at 1 Year

In Minnesota, reducing the influence of oxidation is a continuous challenge. Researchers will compare the effectiveness of two different methods: applying a surface treatment (typically a fog or chip seal) and increasing the asphalt film thickness during original construction.


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    • Status: Active
    • Funding: $145,001.00
    • Contract Numbers:

      1036334 WO#3

    • Sponsor Organizations:

      Local Road Research Board

      395 John Ireland Boulevard
      St. Paul, Minnesota  United States  55155-1899
    • Managing Organizations:

      Minnesota Department of Transportation

      395 John Ireland Boulevard
      St Paul, MN  United States  55155
    • Performing Organizations:

      Iowa State University, Ames

      Institute for Transportation
      2711 South Loop Drive, Suite 4700
      Ames, Iowa  United States  50010-8664
    • Principal Investigators:

      Buss, Ashley

    • Start Date: 20200720
    • Expected Completion Date: 20220731
    • Actual Completion Date: 0

    Subject/Index Terms

    Filing Info

    • Accession Number: 01727531
    • Record Type: Research project
    • Source Agency: Minnesota Department of Transportation
    • Contract Numbers: 1036334 WO#3
    • Files: RIP, STATEDOT
    • Created Date: Jan 9 2020 3:10PM