1. Research Center for Advanced Underground Space Technologies of Hunan University, Changsha, China.
2. Key Laboratory of Building Safety and Energy Efficiency, Hunan University, Ministry of Education, Changsha, China.
3. National Center for International Research Collaboration in Building Safety and Environment, Hunan University, Changsha, China.
4. Department of Geotechnical Engineering, College of Civil Engineering, Hunan University, Changsha, China.