1. Ph.D. Candidate, Dept. of Architectural Engineering, Hanyang Univ., Seoul 04763, Korea.
2. Lecturer, Dept. of Civil and Construction Engineering, Centre for Sustainable Infrastructure, Swinburne Univ. of Technology, Melbourne, VIC 3122, Australia.
3. Professor, Dept. of Architectural Engineering, Hanyang Univ., Seoul 04763, Korea.
4. Professor, Dept. of Architectural Engineering, Hanyang Univ., Seoul 04763, Korea (corresponding author).