1. Associate Professor, Key Laboratory for Wind and Bridge Engineering of Hunan Province, College of Civil Engineering, Hunan Univ., Changsha 410082, China; Visiting Professor, Dept. of Civil and Mineral Engineering, Univ. of Toronto, Toronto, ON, Canada M5S 1A4 (corresponding author).
2. Ph.D. Candidate, College of Civil Eng., Hunan Univ., Changsha 410082, China.
3. Professor, Engineering School of Sustainable Infrastructure and Environment, Dept. of Civil and Coastal Engineering, Univ. of Florida, P.O. Box 116580, Gainesville, FL 32611.