Development of Performance Related Specifications for Asphalt Pavements in the State of Arizona Final Report 402-2 Prepared by: Dr. M. W. Witczak Professor of Civil Engineering Department of Civil and Environmental Engineering Arizona State University Tempe, Arizona 85287-5306 May 2008 Prepared for: Arizona Department of Transportation 206 South 17th Avenue Phoenix, Arizona 85007 in cooperation with U.S. Department of Transportation Federal Highway Administration