1. School of Civil Engineering and Architecture, Guangxi University, Nanning, People's Republic of China
2. College of Civil and Transportation Engineering, Hohai University, Nanjing, People’s Republic of China
3. School of Traffic and Engineering, Changsha University of Science and Technology, Changsha, People’s Republic of China
4. College of Civil Engineering and Architecture, WuYi University, Jiangmen, People’s Republic of China
5. School of Mines, China University of Mining and Technology, Xuzhou, People’s Republic of China