1. Professor, Key Laboratory for Safety Control of Bridge Engineering Established by Ministry of Education and Hunan Province, Changsha Univ. of Science and Technology, Hunan 410114, China.
2. Associate Professor, School of Civil Engineering and Architecture, Changsha Univ. of Science and Technology, Hunan 410114, China (corresponding author).
3. Lecturer, School of Civil Engineering and Architecture, Changsha Univ. of Science and Technology, Hunan 410114, China.