Office for Nuclear Regulation

Monthly archives: July 2023

91% say ONR is delivering its mission

July 31, 2023

Survey concludes we’re securing safe nuclear standards

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Hinkley Point C – Inspection ID: 52488

July 31, 2023

Executive summary Date(s) of inspection: May 2023 Aim of inspection The inspection assessed the investigations and further testing being undertaken by Framatome and NNB Generation Company (HPC) Ltd (NNB GenCo) in response to potential implications of inappropriate conduct at Japan Steel Works (JSW) with regards to the Hinkley Point C (HPC) primary circuit forgings. The […]

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Heysham 2 – Inspection ID: 52750

July 28, 2023

Executive summary Date(s) of inspection: May 2023 Aim of inspection This inspection considered aspects of the Heysham 2 (HYB) reactor 8 statutory 2023 outage (S12R8) activities undertaken. This was a planned intervention and part of the 2023/2024 ONR integrated intervention strategy for operating reactors. Subject(s) of inspection LC28 – Examination, inspection, maintenance and testing – Rating: […]

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Sellafield – Inspection ID: 50764

July 28, 2023

Executive summary Date(s) of inspection: May 2023 Aim of inspection To determine whether the safety systems, structures and components associated with Legacy Ponds Civil Containment (including First Generation Magnox Storage Pond (FGMSP), Redundant Settling Tank (RST), Sludge Packaging Plant (SPP1) and Effluent Distribution Tank (EDT)) adequately fulfil their safety duties (safety functional requirements), in line […]

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Sellafield – Inspection ID: 52421

July 28, 2023

Executive summary Date(s) of inspection: May 2023 Aim of inspection This was a joint ONR and Environment Agency (EA) compliance inspection of the Examination, Inspection, Maintenance and Testing (EIMT) arrangements at the Highly Active Liquor Evaporation and Storage (HALES) facility and the High Level Waste Plants (HLWP). Subject(s) of inspection LC28 – Examination, inspection, maintenance […]

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Memorandum of Understanding between ONR and Department Energy and Net Zero (DESNZ)

July 26, 2023

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Hinkley Point C – Inspection ID: 52287

July 21, 2023

Executive summary Date(s) of inspection: April 2023 Aim of inspection NNB Generation Company (HPC) Ltd (NNB GenCo) has contracted the manufacture of the Hinkley Point C (HPC) primary circuit to Framatome, which in turn has sub-contracted the production of some of the large shell forgings for the reactor pressure vessel (RPV), the steam generators and […]

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ONR leads design basis threat workshop in Burkina Faso

July 20, 2023

Influencing nucIear international guidance and standards

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Heysham 2 – Inspection ID: 52729

July 20, 2023

Executive summary Date(s) of inspection: June 2023 Aim of inspection The objectives of this intervention were: To examine the adequacy of the licensee’s arrangements with regards to graphite core inspection during this outage; To establish confidence that the various safety case commitments for core inspection and trepanning would be met; To consider the quality of […]

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Wills Bros Civil Engineering Limited (Site) Transport – Inspection ID: 51849

July 20, 2023

Executive summary Date(s) of inspection: April 2023 Aim of inspection To judge compliance against the transport requirements relevant to this duty holder. Subject(s) of inspection Transport (Non-nuclear) Appropriate management system – Rating: Green Transport (Non-nuclear) Contingency plans in accordance with IRR Reg 13 – Rating: Green Transport (Non-nuclear) Designation of Controlled or supervised areas Reg […]

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