1. Lecturer, Dept. of Geotechnical Engineering, Tongji Univ., 1239 Siping Road, Shanghai 200092, People’s Republic of China; formerly, Academic Visitor to Centre for Offshore Foundation Systems, Univ. of Western Australia.
2. Professor, Centre for Offshore Foundation Systems, Univ. of Western Australia, Crawley, WA 6009, Australia (corresponding author).
3. Winthrop Professor, Centre for Offshore Foundation Systems, Univ. of Western Australia, Crawley, WA 6009, Australia.