1. Ph.D. Student, School of Natural and Built Environments, Univ. of South Australia, Adelaide, SA 5001, Australia.
2. Associate Professor and Benavides Faculty Scholar, Dept. of Civil, Architectural and Environmental Engineering, Missouri Univ. S&T, Rolla, MO 65409 (corresponding author).
3. Head of Civil Engineering, School of Natural and Built Environments, Univ. of South Australia, Adelaide, SA 5001, Australia.