1. College of Civil Engineering, Anhui Jianzhu University, Hefei 230601, China
2. School of Resources and Environmental Engineering, Anhui University, Hefei 230601, China
3. Engineering Center for Geographic Information of Anhui Province, Anhui University, Hefei 230601, China
4. State Key Laboratory of Deep Coal Mining Response and Disaster Prevention and Control, Anhui University of Science and Technology, Huainan 232001, China
5. School of Civil Engineering and Architecture, Anhui University of Science and Technology, Huainan 232001, China