1. Ph.D. Candidate, School of Civil Engineering, Lanzhou University of Technology, Lanzhou, Gansu 730050, China; Institute of Geology of Natural Disaster Prevention, Gansu Academy of Sciences, Lanzhou, Gansu 730000, China.
2. Professor, School of Civil Engineering, Lanzhou University of Technology, Lanzhou, Gansu 730050, China; Engineering Research Center of Disaster Mitigation in Civil Engineering of Ministry of Education, Gansu, Lanzhou, Gansu 730050, China (corresponding author).
3. School of Civil Engineering, Lanzhou University of Technology, Lanzhou, Gansu 730050, China; Engineering Research Center of Disaster Mitigation in Civil Engineering of Ministry of Education, Gansu, Lanzhou, Gansu 730050, China.
4. Ph.D. Candidate, School of Civil Engineering, Lanzhou University of Technology, Lanzhou, Gansu 730050, China.
5. Institute of Geology of Natural Disaster Prevention, Gansu Academy of Sciences, Lanzhou, Gansu 730000, China.