1. Associate Professor, State Key Laboratory of Coal Mine Disaster Dynamics and Control, Chongqing Univ., Chongqing 400030, China; Researcher, Key Laboratory of New Technology for Construction of Cities in Mountain Area, Chongqing Univ., Chongqing 400045, China; Associate Professor, School of Civil Engineering, Chongqing Univ., Chongqing, 400045, China (corresponding author).
2. Associate Professor, School of Civil and Construction Engineering, Oregon State Univ., 101 Kearney Hall, Corvallis, OR 97331.
3. Research Fellow, Dept. of Civil and Environmental Engineering, National Univ. of Singapore, Singapore 117576, Singapore.
4. Professor and Vice President, School of Civil Engineering, Chongqing Univ., Chongqing 400450, China.
5. Lecturer, College of Civil and Transportation Engineering, Hohai Univ., Nanjing 210098, China.