Office for Nuclear Regulation

Category: Devonport – Devonport Royal Dockyard Ltd

Devonport Royal Dockyard – Inspection ID: 52036

September 27, 2023 - Executive summary Date(s) of inspection: July 2023 Aim of inspection To judge the adequacy of DRDL, other contractors and dutyholder’s compliance with the Construction (Design and Management) Regulations 2015 (CDM) on both the 9 and 15 Dock construction projects. ONR will seek to gain assurance of the management of conventional health and safety hazards present on […]


Devonport Royal Dockyard – Inspection ID: 51054

August 14, 2023 - Executive summary Date(s) of inspection: June 2023 Aim of inspection The purpose of this inspection is to judge DRDL compliance with improvement notice (IN) ONR-IN 21-003. This inspection will also allow ONR to provide feedback to DRDL on whether the improvements to the control of work (electrical) implemented in the submarine business unit has provided […]


Devonport Royal Dockyard – Inspection ID: 52037

August 3, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection To examine the effectiveness of DRDL’s internal assurance arrangements against a sample of the relevant good practice and regulatory expectations identified within ONR’s NS-TAST-GD-080: Nuclear Safety Advice and Independent Challenge, Issue 5. This will be an unrated LMfS style inspection but the executive summary will […]


Devonport Royal Dockyard – Inspection ID: 51059

August 1, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection The aim of the inspection is to test the licensee’s arrangements for minimising the accumulation of radioactive waste generated on the site, and for recording the waste so accumulated. The previous inspection, in April 2021 (ONR-OFD-IR-21-003), was rated Amber and led to Regulatory Issue (RI) […]


Site Stakeholder Group (SSG) reports for Q2 – 2023

August 1, 2023 -


Devonport Royal Dockyard – Inspection ID: 51053

June 27, 2023 - Executive summary Date(s) of inspection: April 2023 Aim of inspection The purpose of this inspection was to measure DRDL progress with complying with improvement notice (IN) ONR-IN 21-003.  This inspection allowed ONR to provide feedback to DRDL on whether the improvements to the control of work (electrical) implemented in the submarine business unit is providing […]


Devonport Royal Dockyard – Inspection ID: 51977

May 11, 2023 - Executive summary Date(s) of inspection: March 2023 Aim of inspection The purpose of the intervention is for the ONR to inspect and determine the adequacy of implementation of DRDL formal arrangements for compliance with LC 11. This is an on-site re-demonstration targeting specific aspects of the site response following on from previous inspection of the […]


Devonport Royal Dockyard – Inspection ID: 51064

April 20, 2023 - Executive summary Date(s) of inspection: October 2022 Aim of inspection The primary purpose of this intervention was to inspect Devonport Royal Dockyard Limited (DRDL) and HM Naval Base (HMNB) Devonport Authorised Defence Sites compliance against the Ionising Radiations Regulations 2017 (IRR17) Regulation 17 Designation of controlled or supervised areas, Regulation 19 Additional requirements for designated […]


Site Stakeholder Group (SSG) reports for Q1 – 2023

April 12, 2023 -


Site Stakeholder Group (SSG) reports for Q4 – 2022

March 7, 2023 -