1. School of Civil Engineering Central South University Changsha 410075 China
2. School of Civil and Environmental Engineering Nanyang Technological University Singapore 639798 Singapore
3. Zhejiang Zhefeng Engineering Consulting Co., Ltd Hangzhou 310021 China
4. School of Civil Engineering Shaoxing University Shaoxing 312000 China
5. Center of Rock Mechanics and Geohazards of Shaoxing University Shaoxing 312000 China
6. School of Advanced Interdiscipline Hunan University of Technology and Business Changsha 410205 China