1. School of Civil Engineering, Central South University, Changsha 410075, China
2. Tianjin Key Laboratory of Civil Structure Protection and Reinforcing, Tianjin Chengjian University, Tianjin 300192, China
3. School of Civil and Mechanical Engineering, Curtin University, Perth 2605, Australia
4. School of Resources and Safety Engineering, Central South University, Changsha 410083, China