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Nuclear submarines went to sea with potentially disastrous defect
Severin Carrell and Rob Edwards, The Guardian
Sunday 2 May 2010 16.56 UTC
British vessels Turbulent and Tireless allowed to leave port with safety valves sealed off, risking catastrophic explosion, leaked memo reveals
Two British nuclear submarines went to sea with a potentially disastrous safety problem that left both vessels at risk of a catastrophic accident, the Guardian can reveal.
Safety valves designed to release pressure from steam generators in an emergency were completely sealed off w
"WEAK and ambiguous" safety procedures at Devonport Dockyard saw two submarines leave Plymouth's base with potentially catastrophic safety flaws, a leaked memo has revealed.
HMS Tireless and HMS Turbulent left the city's dockyard with steam release safety valves accidentally sealed, and the problem went undetected for more than two years while the boats were in active service.
The fault could have seen explosions, radiation leaking into the boats and fatalities.