[1
]Chair Professor and Head, Dept. of Building and Real Estate, Hong Kong Polytechnic
Univ., 11 Yuk Choi Rd., Hung Hom, Kowloon, Hong Kong, China.
[2
]Ph.D. Candidate, Dept. of Building and Real Estate, Hong Kong Polytechnic Univ., 11
Yuk Choi Rd., Hung Hom, Kowloon, Hong Kong, China (corresponding author).
[3
]Lecturer, Dept. of Construction and Surveying, Kingston Univ., Kingston upon Thames,
Southwest London KT1 2EE, U.K.
[4
]Senior Lecturer, Dept. of Building Technology, Kwame Nkrumah Univ. of Science and
Technology, Kumasi, Ghana.