1. School of Civil Engineering, Chongqing University, Chongqing, China
2. Department of Civil and Environmental Engineering, Hong Kong University of Science and Technology, Hong Kong SAR, China
3. State Key Laboratory of Coal Mine Disaster Dynamics and Control, Chongqing University, Chongqing, China
4. Key Laboratory of New Technology for Construction of Cities in Mountain Area, Chongqing University, Chongqing, China