[1] China Three Gorges Corporation, Beijing,100038, China
[2] School of Civil Engineering, Southwest Jiaotong University, Chengdu,610031, China
[3] School of Civil and Resource Engineering, University of Science and Technology Beijing, Beijing,100083, China
[4] Key Laboratory of Geotechnical Mechanics and Engineering of the Ministry of Water Resources, Yangtze River Scientific Research Institute, Wuhan,430010, China