1. School of Civil Engineering, Southwest Jiaotong University, 1545 Civil Building, No. 111, North 1st Section of Second Ring Road, Chengdu, Sichuan 610031, People’s Republic of China
2. State Key Laboratory of Rail Transit Engineering Informatization (FSDI), China Railway First Survey and Design Institute Group Co. Ltd., No. 2, Xiying Road, Xi’an, Shaan Xi 710043, People’s Republic of China
3. Key Laboratory of High-Speed Railway Engineering of Ministry of Education, Southwest Jiaotong University, 1545 Civil Building, No. 111, North 1st Section of Second Ring Road, Chengdu, Sichuan 610031, People’s Republic of China
4. School of Highway, Chang’an University, Transportation Technology Building, Room 508 Middle of South 2nd Ring Road, Xi’an, Shaan Xi 710064, People’s Republic of China
5. Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an University, Transportation Technology Building, Room 508 Middle of South 2nd Ring Road, Xi’an, Shaan Xi 710064, People’s Republic of China
6. State-Key Laboratory of Traction Power, Southwest Jiaotong University, 206 State-Key Laboratory Building, No. 111, North 1st Section of Second Ring Road, Chengdu, Sichuan 610031, People’s Republic of China