1. Ph.D. Candidate, School of Civil Engineering, Beijing Jiaotong Univ., Beijing 100044, China.
2. Professor, School of Civil Engineering, Beijing Jiaotong Univ., Beijing 100044, China; School of Civil Engineering, Sun Yat-sen Univ., Zhuhai 519082, China (corresponding author). ORCID: .
3. Associate Professor, School of Civil Engineering, Beijing Jiaotong Univ., Beijing 100044, China.
4. School of Civil Engineering, Beijing Jiaotong Univ., Beijing 100044, China.
5. Henan Provincial Dept. of Transportation, Zhengzhou 450000, China.