Written question asked by Martin Wrigley (Liberal Democrat) on Tuesday, 22 July 2025, in the House of Commons. It was due for an answer on Monday, 1 September 2025. It was answered by Maria Eagle (Labour) on Monday, 1 September 2025 on behalf of the Ministry of Defence.
Rosyth Dockyard: Infrastructure
- Question
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To ask the Secretary of State for Defence, what estimate he has made of the cost of planned infrastructure upgrades at Rosyth Dockyard; whether those upgrades include the (a) removal and (b) treatment of legacy radioactive materials; and how many redundant nuclear-powered submarines are docked at that facility.
- Original answer
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The cost of planned infrastructure upgrades at Rosyth Dockyard are £340 million. The cost includes the requirement to deliver a contingent docking facility for HMS DREADNOUGHT during its sea trial period.
The Submarine Dismantling Project (SDP) includes infrastructure works at Rosyth to enable the removal and processing of all legacy radioactive waste from dismantled submarines. Activity at Rosyth has begun, with HMS Swiftsure being dismantled and a further six decommissioned nuclear submarines awaiting disposal. The above costings include the elements of the SDP that are being undertaken at Rosyth.
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The answer was corrected by Luke Pollard (Labour)
on Tuesday, 25 November 2025 on behalf of the Ministry of Defence.
- Corrected answer
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The cost of planned infrastructure upgrades at Rosyth Dockyard are £340 million. The cost includes the requirement to deliver a contingent docking facility for HMS DREADNOUGHT during its sea trial period.The Submarine Dismantling Project (SDP) includes infrastructure works at Rosyth to enable the removal and processing of all legacy radioactive waste from dismantled submarines. Activity at Rosyth has begun, with HMS Swiftsure being dismantled and a further six decommissioned nuclear submarines awaiting disposal. The above costings include the elements of the SDP that are being undertaken at Rosyth.The preliminary plans for infrastructure upgrades at Rosyth Dockyard have been approved and industry have been engaged to begin progressing the scheme design. Once the scheme design is complete final costs for the project will be negotiated. The work will include the requirement to deliver a contingent docking facility for HMS DREADNOUGHT during its sea trial period, at Rosyth Dockyard.
The Submarine Dismantling Project (SDP) includes infrastructure works at Rosyth, where final costs for the project are still being negotiated, to enable the removal and processing of all legacy radioactive waste from dismantled submarines. Activity at Rosyth has begun, with HMS SWIFTSURE being dismantled and a further six decommissioned nuclear submarines awaiting disposal.
Secondary information
- Type
- Written question
- Reference
- 70231
- Session
- 2024-26
- Subjects
- Costs Infrastructure Radioactive materials Repairs and maintenance Rosyth Dockyard
- Contains statistics
- Yes
- Link
- View this Written question on www.parliament.uk
Librarians' tools
- Timestamp
- 2026-04-13 07:54:31 +0100
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- http://data.parliament.uk/writtenparliamentaryquestion/commons/2024-26/70231
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