Asphalt Paving technology 1995 Journal of The Association of Asphalt paving technologists, Volume 63
The results showed that mixtures with up to 50% RAP could be designed under superpave, provided the RAP gradation and aggregate quality were sufficent. In some cases the RAP aggregates limited the amount of RAP that could be included in a new mix design to meet the superpave gradation requirements.. In general, increasing the RAP content of a mixture increased its stiffness and decreased its sh…