In-Place Voids Monitoring of Hot Mix Asphalt Pavements by Donna Harmelink Tim Aschenbrener Report No. CDOT-DTD-R-2002-11 Prepared by Colorado Department of Transportation Research Branch Sponsored by the Colorado Department of Transportation In Cooperation with the U.S. Department of Transportation Federal Highway Administration September 2002 Colorado Department of Transportation Research Branch 4201 E. Arkansas Ave. Denver, CO 80222 (303) 757-9506 iii