1. School of Highway, Chang’an Univ., Xi’an 710064, China.
2. Professor, School of Highway, Chang’an Univ., Xi’an 710064, China (corresponding author). ORCID: .
3. School of Transportation, Southeast Univ., Nanjing, Jiangsu 210009, China.
4. Chongqing Municipal Research Institute of Design, Chongqing 400020, China.
5. Jiangsu Sinoroad Engineering Research Institute, Nanjing 211805, China.