1. Professor, State Key Laboratory for Disaster Reduction in Civil Engineering, Tongji Univ., 1239 Siping Rd., Shanghai 200092, China (corresponding author). E-mail: lxlst@mail.tongji.edu.cn
2. Lecturer, Research Institute of Structural Engineering and Disaster Reduction, College of Civil Engineering, Tongji Univ., 1239 Siping Rd., Shanghai 200092, China. E-mail: yingzhou@mail.tongji.edu.cn
3. Ph.D. Candidate, Research Institute of Structural Engineering and Disaster Reduction, College of Civil Engineering, Tongji Univ., 1239 Siping Rd., Shanghai 200092, China. E-mail: yanfeng@ecadi.com