1. Assistant Professor, State Key Laboratory of Geomechanics and Geotechnical Engineering, Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Wuhan 430071, China (corresponding author).
2. Associate Professor, Key Laboratory of Geotechnical Mechanics and Engineering, Ministry of Water Resources, Yangtze River Scientific Research Institute, Wuhan 430010, China.
3. Professor, Key Laboratory of Urban Security and Disaster Engineering, Ministry of Education, Beijing Univ. of Technology, Beijing 100124, China.