[ASME ASME 2011 30th International Conference on Ocean, Offshore and Arctic Engineering - Rotterdam, The Netherlands (June 19–24, 2011)] Volume 3: Materials Technology; Jan Vugts Symposium on Design Methodology of Offshore Structures; Jo Pinkster Symposium on Second Order Wave Drift Forces on Floating Structures; Johan Wichers Symposium on Mooring of Floating Structures in Waves - ECA for Operation: Is Today’s Practice of Relying on SENB Instead of SENT Testing While Not Taking Internal Pressure Into Account Conservative?