1. Professor, Dept. of Bridge Engineering, Tongji Univ., Shanghai 200092, China.
2. Ph.D. Candidate, Dept. of Bridge Engineering, Tongji Univ., Shanghai 200092, China.
3. Assistant Professor, Dept. of Bridge Engineering, Tongji Univ., Shanghai 200092, China (corresponding author).
4. Associate Professor, Dept. of Bridge Engineering, Tongji Univ., Shanghai 200092, China.