1. School of Traffic and Transportation, Shijiazhuang Tiedao University, Shijiazhuang 050043, China
2. School of Civil Engineering, Hebei University of Science and Technology, Shijiazhuang, Hebei 050018, China
3. Hebei Key Laboratory of Geotechnical Engineering Safety and Deformation Control, Hebei University of Water Resources and Electric Engineering, Cangzhou 061001, China
4. State Key Laboratory of Mechanical Behavior and System Safety of Traffic Engineering Structures, Shijiazhuang Tiedao University, Shijiazhuang, Hebei 050043, China
5. School of Civil Engineering, Shijiazhuang Tiedao University, Shijiazhuang, Hebei 050043, China