1. LNEC – Portuguese National Laboratory for Civil Engineering Modelling and Rock Mechanics Unit Av. do Brasil, 101 1700‐066 Lisboa Portugal
2. University of Applied Sciences Department of Civil and Environmental Engineering Haardtring 100 Darmstadt Germany
3. CEDEX – Geotechnical Laboratory C. de Alfonso XII, 3 28014 Madrid Spain
4. Department of Civil & Mineral Engineering University of Toronto 35 St. George St. Toronto Ontario Canada
5. AFRY Finland Oy Jaakonkatu 3 01620 Vantaa Finland
6. LNEC – Portuguese National Laboratory for Civil Engineering Av. do Brasil, 101 1700‐066 Lisboa Portugal