1. China Nonferrous Metals Industry Kunming Survey and Design Institute Co., Ltd., Kunming 650051, China
2. Yunnan Key Laboratory of Geotechnical Engineering and Geological Hazards, Kunming 650051, China
3. State Key Laboratory of Geomechanics and Geotechnical Engineering, Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Wuhan 430071, China
4. Ningxia Water Conservancy Ningxia Hui Autonomous Region Flood and Drought Disaster Prevention Center, Yinchuan 750002, China