1. Ph.D. Candidate, School of Civil Engineering, Dalian Univ. of Technology, Dalian 116023, China.
2. Professor, School of Civil Engineering, Dalian Univ. of Technology, Dalian 116023, China (corresponding author).
3. Professor, State Key Laboratory for Health and Safety of Bridge Structures, China Railway Bridge Science Research Institute Limited, Wuhan 430034, China.
4. Associate Professor, School of Civil Engineering, Dalian Univ. of Technology, Dalian 116023, China.