1. School of Engineering, Royal Melbourne Institute of Technology (RMIT), Melbourne, VIC 3001, Australia
2. School of Transportation Science and Engineering, Beihang University, Beijing 100191, China
3. School of Civil Engineering, Xi’an University of Architecture and Technology, Xi’an 710055, China
4. Henan Province Key Laboratory of Geomechanics and Structural Engineering, North China University of Water Resources and Electric Power, Zhengzhou, Henan 450045, China