1. Professor, Center for Marine Geotechnics Research, Dept. of Civil Engineering, Shanghai Jiao Tong Univ., Shanghai 200240, PR China (corresponding author).
2. Reader, Dept. of Civil Engineering, Univ. of Strathclyde, John Anderson Building, 107 Rottenrow, Glasgow G4 0NG, UK; and Aalto Univ., School of Science and Technology, Finland.
3. Professor, Dept. of Civil and Environmental Engineering, Univ. of Massachusetts, Amherst, MA 01002.
4. Project Manager, City of Helsinki, Real Estate Department, Geotechnical Division, P.O. Box 2202, 00099 City of Helsinki, Finland.
5. Dept. of Civil and Environmental Engineering, Helsinki University of Technology, P.O. Box 2100, 02015 TKK, Finland.