This document includes the contractor's technical reports used for development of NCHRP Report 455, "Recommended Performance-Related Specification for Hot-Mix Asphalt Construction: Results of the WesTrack Project." These 44 comprehensive technical reports were prepared by the Nevada Automotive Test Center; Nichols Consulting Engineers; Oregon State University; the University of California, Berkeley; and the University of Nevada, Reno.

This digest summarizes key findings from NCHRP Project 9-15 ... conducted by Fugro Consultants LP ... [and] ... is an abridgement of portions of the final report prepared by Brian M. Killingsworth ...