1. Research Associate (formerly, Ph.D. Student), Dept. of Civil and Environmental Engineering, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong.
2. Chair Professor, Dept. of Civil and Environmental Engineering, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong (corresponding author).
3. Professor, Dept. of Civil Engineering, Indian Institute of Technology Bombay, Powai, Mumbai 400 076, India.
4. Associate Professor, Dept. of Civil Engineering, Edith Cowan Univ., Joondalup, Perth, WA 6027, Australia.