1. Ph.D. Candidate, Faculty of Science, Engineering and Technology, Swinburne Univ. of Technology, Hawthorn, VIC 3122, Australia; Civil Engineer, Univ. of Baghdad, Baghdad, Iraq (corresponding author).
2. Professor, Faculty of Science, Engineering and Technology, Swinburne Univ. of Technology, Hawthorn, VIC 3122, Australia.
3. Professor, Dept. of Civil Engineering, Monash Univ., Clayton, VIC 3800, Australia.