1. Research Fellow, Dept. of Infrastructure Engineering, Melbourne School of Engineering, Univ. of Melbourne, Building 175, Engineering Block B 210, Parkville Melbourne, VIC 3010, Australia; formerly, Ph.D. Student, Centre for Offshore Foundation Systems, Oceans Graduate School, Univ. of Western Australia, 35 Stirling Highway, Crawley Perth, WA 6009, Australia (corresponding author).
2. Dean and Professor, Melbourne School of Engineering, Univ. of Melbourne, Old Engineering Building, Parkville Melbourne, VIC 3010, Australia.
3. Associate Professor, Centre for Offshore Foundation Systems, Oceans Graduate School, Univ. of Western Australia, 35 Stirling Highway, Crawley Perth, WA 6009, Australia.