1. Senior Geotechnical Engineer, RPS, 74 Boucher Rd., Belfast BT12 6RZ, UK.
2. Reader in Geotechnical Engineering, School of Natural and Built Environment, Queen’s Univ. Belfast, Belfast, BT7 1NN, UK (corresponding author).
3. Associate Professor, Kalinga Institute of Industrial Technology, India, Bhubaneswar 751024, India ORCID: .
4. Professor of Subsurface Engineering, Faculty of Engineering and Geosciences, TU-Delft, Stevinweg 1, PO box 5048, Delft, Netherlands. ORCID: .
5. Consultant, Murray Rix Limited, Stoke Golding SK16 4QX, UK.
6. Professor, Dept. of Civil and Environmental Engineering, Univ. of Rhode Island, Kingston, RI 02881.
7. Lecturer in Geotechnical Engineering, Queen’s Univ. Belfast, Belfast BT7 1NN, UK.
8. Geotechnical Engineer, Gavin-Doherty Geosolutions Consulting Engineers, Dublin D14 X627, Ireland.