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9H20 - Miscellaneous Activated Components
Irradiated components removed from the reactors.

Nuclear Restoration Services Ltd (NRS) | Wylfa | ILW


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9H21 - Contaminated Waste Oil
Waste oil arises from the maintenance and cleaning activities of various site machinery, such as with the gas circulator circuit, reactor gas vacuum pumps, BCD compressors, pile cap transporter, CRMB workshop, RHF workrooms, oil rag compactors,oil contaminated washings and liquid scintillation cocktails.

Nuclear Restoration Services Ltd (NRS) | Wylfa | LLW


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9H25 - Type H Cleaner Bags
Vacuuming of the vessel, the Remote Handling Facility and other active areas.

Nuclear Restoration Services Ltd (NRS) | Wylfa | ILW


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9H26 - DSC4 Uranic Corrosion Debris
Skip tube containing half a corroded fuel element.

Nuclear Restoration Services Ltd (NRS) | Wylfa | ILW


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9H26/C - DSC4 Uranic Corrosion Debris
• 37 skip tubes containing various quantities of corrosion debris including one containing corroded uranic debris from half of a single fuel element (skip 131 tube D11) • Magnox alloy corrosion debris • Two lifting ‘buttons’ constructed of Magnox alloy MN150 and carbon insert. The waste also includes the tooling used to retrieve the skip-tubes. - Miscellaneous contaminated mild steel (for the skip tubes). - Tooling is stainless steel. - Traces of oil (from tooling).

Nuclear Restoration Services Ltd (NRS) | Wylfa | ILW


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9H27 - Auxiliary Gas Systems
Hard trash, redundant equipment and consumables from the auxiliary gas system and burst can detector systems.

Nuclear Restoration Services Ltd (NRS) | Wylfa | ILW


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9H28 - Redundant Sealed Sources
The redundant sources have been used for various purposes at Wylfa during the lifetime of the power station. Each source is radioactive within its own right.

Nuclear Restoration Services Ltd (NRS) | Wylfa | LLW


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9H29 - Dry Store Cell 4 Residue
Mainly from maintenance & decontamination processes.

Nuclear Restoration Services Ltd (NRS) | Wylfa | LLW


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