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Tireless (S 88)

Built By: Vickers (Barrow)
Build Group: SSN 4b
Fate: Decommissioned at Devonport 19-06-2014

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Launched by Mrs Sue Squires wife of Admiral Robert 'Tubby' Squires (Retd) a former FOSM motto: "Esto Perpetua"


Events

05-07-1979  Ordered from Vickers, Barrow
08-12-1981  Laid Down
17-03-1984  Launched
05-10-1985  Completed
14-10-1985  Left Barrow
13-05-2003  While on exercise in the Arctic and travelling at a depth of 60 metres, Tireless collided with an iceberg. There was no prior warning of the impending collision from passive sonar or other onboard sensors. The submarine's bow was forced down nine degrees and the vessel subsequently broke free of the iceberg at a depth of 78 metres. Some damage was sustained to the upper section of the boat. Before the incident, the Royal Navy had not conducted under-ice operations since 1996.
19-04-2004  Tireless and USS Hampton rendezvoused under the Arctic ice and surfaced together at the North Pole.
21-04-2007  HMS Tireless, while participating in the Joint US Navy/Royal Navy Ice Exercise in the Arctic Ocean, experienced an explosion of a self contained oxygen generation candle that killed two crew members and injured one. The explosion occurred at approximately 12:20am.
09-07-2010  Tireless began a ten-month deployment, spending 253 days at sea, the longest conducted by a Royal Navy submarine for ten years
12-05-2011  Tireless completed a ten-month deployment, spending 253 days at sea, the longest conducted by a Royal Navy submarine for ten years
01-04-2014  Tireless arrived in the southern Indian Ocean to join the search for a missing Malaysian Airlines flight MH370, where its sophisticated underwater listening equipment was used in an unsuccessful to attempt to detect the underwater locator beacon of the aircraft's flight recorders
19-06-2014  Decommissioned at Devonport

Official
SSN 4b Specification
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