1. Centre for Offshore Foundation Systems, University of Western Australia, Perth, WA6009, Australia. (Formerly of University College Dublin, Ireland)
2. School of Architecture, Landscape and Civil Engineering, University College Dublin, Newstead Building, Belfield, Dublin 4, Ireland.
3. Royal Boskalis Westminster nv/ Delft University of Technology, P.O. Box 43, 3350 AA Papendrecht, the Netherlands.