1School of Civil Engineering, Southwest Jiaotong University, 1545 Civil Building, No. 111, North 1st Section of Second Ring Road, Chengdu, Sichuan, 610031, PR China
2Key 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, PR China
3State Key Laboratory of Rail Transit Engineering Informatization (FSDI), China Railway First Survey and Design Institute Group Co. Ltd., No. 2, Xiying Road, Shaanxi, Xi’an 710043, PR China
4Oldcastle Materials, Inc., 15900 158th St West, Rosemount, MN 55068, USA
5State-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, PR China