1. Researcher, Dept. of Civil Engineering, Monash Univ., Melbourne, VIC 3800, Australia (corresponding author).
2. Senior Lecturer, Dept. of Civil Engineering and Construction Engineering, Swinburne Univ. of Technology, Hawthorn, VIC 3122, Australia.
3. Professor, Dept. of Civil Engineering, Monash Univ., Melbourne, VIC 3800, Australia.
4. Senior Lecturer, School of Urban Development, Queensland Univ. of Technology, Brisbane, QLD 4001, Australia.