ASTM STP 1348, pp. 81-95
The superpave volumetric mix design system, developed by SHRP in the 1990s, has continued to gain widespread acceptance across the US. Although it is widely believed to be an improvement over past mix design system, it does have an inherent flaw. It does not include a performance test to assess HMA's resistance to rutting fatigue, or low temperature cracking. With the development and impleme…