Page 1 of 2 Sent: 18 February 2013 09: 2 [gnaw oes DSEA-DNSR- Cc: Subject: 14 Feb 13 - event Good morning- To keep you aware of an issue reported today. from 14 Feb 13 for information: An RN person working on a submarine on the naval base. left the submarine (to return to his base place of work) with a sponge bung, without having it checked for contamination. On realising this, he reported the issue and the bung was bagged. checked and con?rmed to be 13cps above background. it was returned to the submarine to be disposed of as active waste. The RN person had put on nitrile gloves to prevent any potential spread of contamination. His movements and actions were reported to base HP and he was checked for contamination (using Electra 8: bp? probe). No contamination was detected. The office. at his base place of work. was locked to prevent access and the RN person was transported to the APF. He was checked with a Mk 26 and whole body monitor. No contamination was detected. The of?ce. at the RN person's base place of work. was subjected to a contamination survey. No contamination was detected. The worksite on the submarine and egress route was subjected to a contamination survey. No contamination was detected. NSER being raised more details will be available then. FASFLOT are investigating and more information will be available by the level 2 RIF next week This is separate to a ?ripped bag on the jetty? event - liquid (no contamination) contained to jetty (not Into the loch) and no personnei contamination SEPA (IW) informed for info. There is an expectation that this event will aiso be briefed at the level 2 RIF next week. Clyde are conducting a safety stand down this week date the. VMT RN DNSR Principal Inspector Clyde 3. Fleet