Don Field Decommissioning Programme (pdf, 7.8MB) null - BP

DON-BP-001Don Field Decommissioning ProgrammeDefinitions (cont’d)EEmergency Responseand Rescue Vessel(ERRV)Ethylene PropyleneDiene Monomer(EPDM)ExposureFFisheries ResearchServices (FRS)FishsafeFlowlineGGram (g)Grout BagsGrout FormworkHHertz (Hz)IINNew terminology replacing Standby Vessel (SBV).A closed-cell industrial grade rubber used to insulate pipelines.An uncovered section of pipeline or umbilical which has previouslybeen trenched and backfilled or protected by other means.An executive agency of the Scottish Executive Environment and RuralAffairs Department.A computer-based early warning system, developed by Oil & Gas UK(formerly UK Offshore Operators Association (UKOOA)) for the fishingindustry to warn of the presence of surface and subsea obstructions.Small diameter pipeline on the seabed.A unit of mass in the metric system equal to approximately0.035 ounce. Refer also to kilogram.Polypropylene bags pre-filled with grout or sand, typically weighing25kg for ease of handling by divers. Bags can be stacked and arenormally used for pipeline stabilisation. Larger bags, up to severalcubic metres, can also be used but these require filling at the location.A heavy-duty reinforced polypropylene bag deployed to its locationand then injected with grout to provide a rigid protection feature. Sizeand shape vary according to the protection required. Also known ascanvas mattresses.A unit of measurement of frequency, equivalent to one cycle persecond.Identification for Don Field water injection well followed by wellnumber, eg IN07.iv May 2011