Appendix 3 - Guidance on SCE groups and minimum performance assurance levels EP 2009-9009 Restricted 37 SCE group listing SCE goal Typical equipment types Description Minimum level SCE group SI001 SCE group title Structures Subsea/Vessel Hull/GBS/Foundation Structures Primary subsea, vessel hull, gravity based or foundation structures. To provide and maintain structural integrity under all expected actions through service life. Provide sufficient robustness to maintain availability of critical systems during a major incident Foundations, including piles and pile guides and concrete supports Jacket and substructure, Gravity Based Structure (GBS) • Vessel hull steel work and plating Vessel bulkheads, underwater void spaces and double bottoms Seawater draw down system for GBS • Foundations, including piles and pile guides, concrete supports and shallow foundations At system level, e.g. hull
