Sustainability
West, R.C., D.H. Timm, J.R. Willis, R.B. Powell, N.H. Tran, D. Watson, M. Sakhaeifar, E.R. Brown, M.M. Robbins, A. Vargas-Nordcbeck, F.L. Villacorta, X. Guo, J. Nelson
The NCAT Pavement Test Track, operated by the National Center for Asphalt Technology (NCAT), has been a successful pavement research program for many reasons. First, the 1.7-mile oval test track is a unique accelerated pavement testing facility that brings together real-world pavement construction with live heavy trafficking for rapid testing and analysis of asphalt pavements. Since the test track is funded and managed as a cooperative project, highway agencies and industry sponsors have specific research objectives for their section(s) and shared objectives for the track as a whole. The results of the experiments typically are not abstract or ambiguous; they are easy to interpret, so findings are quickly put into practice by sponsors.
The asphalt industry innovations continue to afford asphalt pavement as the most economical, efficient, and environmentally friendly pavement. Asphalt engineers are constantly innovating to make roads perform for…
VDOT decided to go big by rebuilding 7 miles of I-64 near Williamsburg using a mix with 85 percent RAP. BY CHUCK MACDONALD Pavement experts estimate that approximately 10 million tons of recycled asphalt…
Asphalt is the pavement of choice for sustainability. Asphalt is 100 percent reusable and recycled at a higher rate than any other material in America — including soda cans and newspaper. In fact, 94…