The cost of the work has been estimated at over £500m
Sites latest news
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Increasing risk of problems in Derby delaying Dreadnought schedule
The Core Production Capability project may miss delivery dates for reactor cores.
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Mensa warhead facility costs now over £2bn
The original budget for the troubled project was £734m
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Aldermaston worker killed in construction accident
The deceased was a 57-year-old employee of Balfour Beatty
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Concept phase for UK Replacement Warhead begins
This is the first official stage of the warhead acquisition process
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AUKUS plan details: a triumph of hope over experience
The details of the plan do not fully address concerns about proliferation risks and submarine-building capacity.
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‘Trouble Ahead’ – A video update
This video updates on our 2019 report which highlighted rising costs and programmatic risks in the UK nuclear weapons programme.
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Babcock submarine repairs: two electrical safety failures in two months
Improvement notices were issued by ONR for both events.
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Prohibition notice issued for Aldermaston plutonium facility
The notice prevents access to an area with reduced oxygen levels.
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Webinar: The Life and Work of John Ainslie
9th November 14:00 GMT, reflections on John Ainslie’s contributions to the nuclear disarmament movement and its continued relevance….Watch here
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New report – Extreme circumstances: The UK’s new nuclear warhead in context
Out now!
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An update on UK nuclear weapons modernisation
An overview of the latest developments.