[1
]Ph.D. Candidate, Dept. of Civil and Environmental Engineering, Hong Kong Polytechnic
Univ., Hong Kong, China.
[2
]Senior Lecturer, School of Civil, Mining and Environmental Engineering, Faculty of
Engineering and Information Sciences, Univ. of Wollongong, Northfields Ave., Wollongong,
NSW 2522, Australia.
[3
]Chair Professor of Structural Engineering, Dept. of Civil and Environmental Engineering,
Hong Kong Polytechnic Univ., Hong Kong, China (corresponding author).