1. Professor, Bridge Engineering Division, Civil Engineering Dept., Hunan Univ. of Science and Technology, Xiangtan 411201, China.
2. Graduate Student, Bridge Engineering Division, Civil Engineering Dept., Hunan Univ. of Science and Technology, Xiangtan 411201, China (corresponding author).
3. Lecturer, Bridge Engineering Division, Civil Engineering Dept., Hunan Univ. of Science and Technology, Xiangtan 411201, China.
4. Assistant Professor, Dynamics Division, Civil Engineering Dept., Hunan Univ. of Science and Technology, Xiangtan 411201, China.
5. Professor, Dynamics Division, Civil Engineering Dept., Hunan Univ. of Science and Technology, Xiangtan 411201, China.