NCHRP Reports

NCHRP Report 648: Mixing and Compaction Temperatures of Asphalt Binders in Hot-Mix Asphalt (NCHRP 9-39)
NCHRP Report 646: Validating the Fatigue Endurance Limit for Hot Mix Asphalt (NCHRP 9-38)
NCHRP Report 573: Superpave Mix Design: Verifying Gyration Levels in the Ndesign Table (NCHRP 9-9)
Appendixes to NCHRP Report 573: Superpave Mix Design: Verifying Gyration Levels in the Ndesign Table (NCHRP 9-9)
NCHRP Report 539: Aggregate Properties and the Performance of Superpave-Designed Hot Mix Asphalt (NCHRP 9-35)
NCHRP Report 531: Relationships of HMA In-Place Air Voids, Lift Thickness, and Permeability (NCHRP 9- 27)
NCHRP Report 508: Accelerated Laboratory Rutting Tests: Evaluation of the Asphalt Pavement Analyzer (NCHRP 9-17)
NCHRP Report 464: The Restricted Zone in the Superpave Aggregate Gradation Specification (NCHRP 9-14)
NCHRP Report 441: Segregation in Hot-Mix Asphalt Pavements

(Previous NCHRP Reports completed by NCAT, NCHRP 9-8, are not available on-line.)