Potential of Using Stone Matrix Asphalt for Thin Overlays

@inproceedings{Cooley2001PotentialOU,
  title={Potential of Using Stone Matrix Asphalt for Thin Overlays},
  author={Laurel Alma Cooley and E. Ray Brown},
  year={2001}
}
Stone matrix asphalt (SMA) has been used in the United States since 1991. To date, almost all of the SMA mixes have had a nominal maximum aggregate size (NMAS) of either 12.5 or 19.0 mm. These two NMASs have been predominant because they conform to information obtained from European experiences with SMA. However, a "fine" SMA mix (for the purpose of this study defined as having an NMAS of 4.75 or 9.5 mm) could be beneficial because it could be placed in thinner lifts and should be more workable… CONTINUE READING

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