1. Department of Road and Bridge Engineering, Jiangxi Vocational and Technical College of Communications, 395, 644 Branch Rd., Shuanggang East St., Economic and Technological Development Zone, Nanchang, Jiangxi 330013, China
2. School of Traffic and Transportation Engineering, Changsha University of Science and Technology, #960, 2nd Section of Wanjiali South Rd., Changsha, Hunan 410114, China
3. School of Traffic and Transportation Engineering, Changsha University of Science and Technology, #960, 2nd Section of Wanjiali South Rd.; and Key Laboratory of Road Structure and Material of Ministry of Transport (Changsha), Changsha, Hunan 410114, China (Corresponding author), e-mail: yao26402@126.com, https://orcid.org/0000-0002-4632-2449