1. Associate Professor, State Key Laboratory of Mountain Bridge and Tunnel Engineering, Chongqing Jiaotong Univ., Chongqing, 400074, PR China; Civil Engineering College and Chongqing Key Laboratory of Traffic and Transportation, Chongqing Jiaotong Univ., Chongqing 400074, PR China.
2. Postgraduate, Civil Engineering College, Chongqing Jiaotong Univ., Chongqing 400074, PR China.
3. Postdoctor, Civil Engineering College, Chongqing Jiaotong Univ., Chongqing 400074, PR China (corresponding author).