1. Failure Mechanics & Engineering Disaster Prevention and Mitigation, Key Laboratory of Sichuan Province, Sichuan University, Chengdu, China
2. State Key Laboratory of Gas Disaster Detecting, Preventing and Emergency Controlling, China Coal Technology Engineering Group Chongqing Research Institute, Chongqing, China
3. Chongqing Urban Construction Holding (Group) Co., Ltd, Chongqing, China
4. MOE Key Laboratory of Deep Underground Science and Engineering, College of Architecture and Environment, Sichuan University, Chengdu, Sichuan, China
5. Shenyan Xiwan Openpit Coal Mine, Yulin, Shanxi, China