Abstract: The gradation chart approach is based on the two parameters of Fuller’s model (i.e., maximum size diameter and shape factor) which are obtained by fitting well-graded structures like those of Superpave or Covenin. ASTM ...

Abstract: This paper demonstrates the application of the polygon of voids, or “polyvoids,” as an analytical technique to produce a hot-mix asphalt (HMA) job-formula based only on voids specifications, to Superpave hot-mix asphalt ...