1. Associate Professor, Dept. of Building and Construction, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong (corresponding author).
2. Lecturer, Dept. of Building and Construction, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong.
3. Professor (Chair), Dept. of Building and Construction, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong.
4. Project Student, Dept. of Building and Construction, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong.