1. Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an University, Middle Section of South Erhuan Rd., Xi’an, Shaanxi 710064, China, https://orcid.org/0000-0003-3832-6877 (X.P.)
2. School of Human Settlements and Civil Engineering, Xi’an Jiaotong University, 28 W. Xianning Rd., Xi’an, Shaanxi 710049, China (Corresponding author), e-mail: houyueqin527@163.com, https://orcid.org/0000-0001-6962-8574
3. 6th Design Institute Co., Ltd., Shanghai Municipal Engineering Design Institute, 528 Huangshan Rd., Shushan District, Hefei, Anhui 230031, China