1. Professor, Dept. of Civil and Structural Enginneering, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong.
2. Assistant Professor, Dept. of Building and Real Estate, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong (corresponding author).
3. Research Assistant, Dept. of Civil and Structural Engineering, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong.
4. Research Student, Dept. of Civil and Structural Engineering, Hong Kong Polytechnic Univ., Hung Hom, Kowloon, Hong Kong.