1. Lead Research Engineer, Research Institute of Highway, Ministry of Transportation of China, Beijing 100088, China.
2. Research Engineer, Research Institute of Highway, Ministry of Transportation of China, Beijing 100088, China.
3. Director of Pavement Research Center, Research Institute of Highway, Ministry of Transportation of China, Beijing 100088, China.
4. Graduate Research Assistant, Research Institute of Highway, Ministry of Transportation of China, Beijing 100088, China.
5. Research Engineer, Engineering and Software Consultants, 14123 Robert Paris Court, Chantilly, VA 20151 (corresponding author).