1. SMEC Australia, Brisbane, Australia; ARC Centre of Excellence for Geotechnical Science and Engineering, The University of Newcastle, Callaghan, Newcastle, Australia; University of Wollongong, Wollongong, Australia.
2. ARC Centre of Excellence for Geotechnical Science and Engineering, The University of Newcastle, Callaghan, Newcastle, Australia.
3. Coffey Geotechnics, Chatswood, Australia.
4. University of Illinois, Urbana-Champaign, IL, USA.