1. Hunan International Scientific and Technological Innovation Cooperation Base of Advanced Construction and Maintenance Technology of Highway, Changsha University of Science & Technology, Changsha, People’s Republic of China
2. School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha, People’s Republic of China
3. College of Future Transportation, Chang’an University, Xi’an, People’s Republic of China
4. College of Transportation Engineering, Chang’an University, Xi’an, People’s Republic of China