1. Doctoral Student, National and Provincial Joint Engineering Laboratory of Road & Bridge Disaster Prevention and Control, Lanzhou Jiaotong Univ., Lanzhou 730070, China.
2. Professor, National and Provincial Joint Engineering Laboratory of Road & Bridge Disaster Prevention and Control, Lanzhou Jiaotong Univ., Lanzhou 730070, China (corresponding author).
3. Associate Professor, National and Provincial Joint Engineering Laboratory of Road & Bridge Disaster Prevention and Control, Lanzhou Jiaotong Univ., Lanzhou 730070, China.
4. Gansu Province Transportation Planning, Survey & Design Institute Co., Ltd., Lanzhou 730030, China.
5. Doctoral Student, Beijing Urban Transportation Infrastructure Engineering Technology Research Center, Beijing Univ. of Civil Engineering and Architecture, Beijing 100044, China.
6. Engineer, Gansu Province Transportation Planning, Survey & Design Institute Co., Ltd., Lanzhou 730030, China.