1. School of Civil Engineering, Southwest Jiaotong University, Chengdu, China
2. MOE Key Laboratory of High-speed Railway Engineering, Southwest Jiaotong University , Chengdu, China
3. Highway Engineering Key Laboratory of Sichuan Province, Southwest Jiaotong University , Chengdu, China
4. School of Architecture and Civil Engineering, Xihua University , Chengdu, China
5. Bridge and Tunnel Engineering Branch, Sichuan Jiaotou Construction Engineering CO., LTD , Chengdu, China