1. Ph.D. Candidate, Dept. of Bridge Engineering, Southwest Jiaotong Univ., 111 Section of Northbound 1, Second Ring Rd., Chengdu 610031, China.
2. Professor, Dept. of Bridge Engineering, Southwest Jiaotong Univ., 111 Section of Northbound 1, Second Ring Rd., Chengdu 610031, China. (corresponding author).
3. Professor, School of Civil and Mechanical Engineering, Curtin Univ., Bentley, WA 6102, Australia; Professor, School of Civil Engineering, Guangzhou Univ., Guangzhou 510006, China.
4. Senior Lecturer, School of Civil and Mechanical Engineering, Curtin Univ., Bentley, WA 6102, Australia.
5. Professor, Dept. of Bridge Engineering, Southwest Jiaotong Univ., 111 Section of Northbound 1, Second Ring Rd., Chengdu 610031, China.