1. Professor, School of Civil Engineering, Chongqing Univ., Chongqing 400030, China.
2. Professor, School of Civil Engineering, Chongqing Univ., Chongqing 400030, China (corresponding author).
3. Ph.D. Candidate, Key Laboratory for Wind and Bridge Engineering of Hunan Province, College of Civil Engineering, Hunan Univ., Changsha, China.
4. Professor, Key Laboratory for Wind and Bridge Engineering of Hunan Province, College of Civil Engineering, Hunan Univ., Changsha, China.