Manual for Asphalt Pavement Repair and Resurfacing Preparation

DINGXIN CHENG, PHD, PE

Dr. DingXin (Ding) Cheng is a professor of the department of civil engineering at the California State University, Chico, Director of the California Pavement Preservation (CP2) Center, and the Director of the Tire Derived Aggregate Technology Center. He has worked actively with the CP2 Center since he joined the department of civil engineering of CSU Chico in 2006. He obtained his Ph.D. in the areas of pavement materials and transportation from Texas A&M University in College Station, Texas in 2002. He worked in private industry for Parsons Brinckerhoff in Houston, TX before joining the CSU Chico. He has extensive experiences in Hot Mix Asphalt (HMA) materials and pavement preservation on both asphalt and concrete pavements. He has more than 55 peer-reviewed publications related to pavement materials and preservation in Transportation Research Board, AAPT, ASCE, and other conferences. Ding has co-managed or managed more than $9 million research projects funded by California Department of Transportation (Caltrans), California Department of Resources Recycling and Recovery (CalRecycle), Metropolitan Transportation Commissions (MTC) of San Francisco Bay Area, and other agencies and industry. He is a registered civil engineer in the state of Texas.

GARY HICKS, PHD, PE

Dr. R. Gary Hicks is currently program manager for the CP2 Center at CSU Chico. Prior to joining the Center, he taught at Georgia Tech and Oregon State University for 30 years rising to a Distinguished Professor of Civil Engineering and the Associate Dean for Re-search for the College of Engineering. He retired from OSU in 1997, and upon retirement embarked on a consulting career with MACTEC Engineering (now Wood LLC) providing on call consulting services to the California Department of Transportation, and other organizations. As a part of this project he led the development of the Caltrans MTAG and helped set up the CP2 Center in 2006. He is a registered Civil Engineer in the states of California, Oregon, and Alaska.

ROGER D SMITH

Roger D. Smith is a consultant specializing in asphalt pavement and materials. In addition to his pavement consulting services, he provides pavement training classes for the Institute of Transportation Studies (U.C. Berkeley) and the California Asphalt Pavement Association (CalAPA), and is a part-time Pavement Specialist with the California Pavement Preservation (CP2) Center at Chico State University. Roger began his career with Caltrans, ending up as the Senior Engineer in charge of the asphalt materials section of Caltrans’s Transportation Laboratory (Translab) in Sacramento. After leaving Caltrans, he worked for 10 years as a field engineer for the Asphalt Institute and later served as Executive Director of the Northern California Asphalt Producers Association (NCAPA). He is a graduate of Michigan Technological University with a degree in Civil Engineering.