1. Key Laboratory of Ministry of Education for Geomechanics and Embankment Engineering, Hohai University, Nanjing, China
2. Department of Civil Engineering, Monash University, Clayton, VIC, Australia
3. School of Civil and Transportation Engineering, Hohai University, Nanjing, China
4. Faculty of Science and Engineering, Southern Cross University, Coolangatta, QLD, Australia
5. Monash University, Clayton, VIC, Australia