1. Civil Engineering College, Key Laboratory of Disaster Mitigation in Civil Engineering of Gansu Province, Lanzhou University of Technology , Lanzhou 730050 , China
2. Western Center of Disaster Mitigation in Civil Engineering, Ministry of Education, Lanzhou University of Technology , Lanzhou , 730050 , China
3. Hefei University of Technology Design Research Institute (Group) Co., Ltd. , Hefei , Anhui, 230051 China