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Nuclear regulator bars launch of submarine until quay safety concerns are resolved

Wet Dock Quay

The launch of the Navy's latest nuclear powered submarine has been blocked by the government's nuclear safety regulator because of concerns about the structural integrity of a dock quay at the shipyard where the submarine is under construction.

'Misunderstandings' led to breach of nuclear reactor compartment during refit work on Trident submarine

Errors during maintenance work resulted in a breach in the primary containment of the reactor compartment for HMS Vengeance, one of the submarines that carry the Royal Navy's Trident nuclear weapons, during refit work last year at Devonport dockyard.

Navy's oldest serving submarine returns to service following radioactive leak

HMS Tireless, one of the Royal Navy's Trafalgar class hunter-killer submarines, has returned to service following a leak of radioactive material into its reactor compartment earlier this year.

Staff shortages, organisational change, and ageing equipment – the main challenges to defence nuclear safety

A shortage of nuclear-skilled personnel and the rapid pace of organisational change within the Ministry of Defence pose the greatest challenges to the safety of the UK's nuclear weapons and nuclear powered submarine programmes, according to the latest annual report of the Defence Nuclear Safety Regulator.

Archive papers show Devonport selected over Rosyth for submarine refit work despite safety and cost risks

Devonport dockyard in Plymouth was selected as the sole site for refitting the Royal Navy's nuclear powered submarines by John Major's government even though the competing Rosyth dockyard in Fife would have been safer and cheaper to run, according to recently released archive papers.

Police investigating fatal shooting shocked by binge drinking on nuclear submarine HMS Astute

An inquest into a fatal shooting on board one of the Navy's nuclear powered submarines has been told that police investigating the incident were so shocked by binge drinking among the crew that they wrote to military authorities to highlight their worries.

Nuclear risks rule Devonport out as an option if Trident quits Scotland

The UK's Trident nuclear submarines could not be rebased at the Devonport naval dockyard in Plymouth for safety reasons if an independent Scotland orders the fleet to leave, according to a report from Scottish CND.

Design and construction failures afflict HMS Astute

HMS Astute, the flagship for the Royal Navy's newest class of nuclear powered submarines, is reportedly too slow to carry out some of its duties, is subject to leaking and is beginning to corrode in places according to the Guardian newspaper.