The University of California Pavement Research Center (UCPRC) and the California Department of Transportation (Caltrans) have a series of research projects continuing or projected to begin in 2008.
The "Partnered Pavement Research Center (PPRC) Research Road Map, 2008" (PDF) outlines the main research areas for investigation and the proposed projects to be undertaken (some of which are unfunded at this time).
Research areas include: