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During a performance of temporary operatin … During a performance of temporary operating procedure on a laser optical device, it was identified that one of two valves used to isolate the device failed to operate. The valves are operated as a pair and the valves are redundant to provide defense in depth. One valve shut as expected. The second valve did not shut.</br>The valves are identified as an Item Relied on For Safety (IROFS). The system was not operating and one of the valves operated as designed. No unsafe condition existed.</br>Operability of both valves is required to meet the performance requirements of 10CFR70.61. </br>This event is being reported pursuant to the requirements of 10CFR70 Appendix A(b)(2) within 24 hours. The affected device will remain shutdown pending further investigation and implementation of associated corrective actions.</br>(This event is of) low safety significance - the discovery did not result in an unsafe condition.ery did not result in an unsafe condition. +
14:15:00, 10 March 2011 +
46,669 +
08:15:00, 11 March 2011 +
14:15:00, 10 March 2011 +
During a performance of temporary operatin … During a performance of temporary operating procedure on a laser optical device, it was identified that one of two valves used to isolate the device failed to operate. The valves are operated as a pair and the valves are redundant to provide defense in depth. One valve shut as expected. The second valve did not shut.</br>The valves are identified as an Item Relied on For Safety (IROFS). The system was not operating and one of the valves operated as designed. No unsafe condition existed.</br>Operability of both valves is required to meet the performance requirements of 10CFR70.61. </br>This event is being reported pursuant to the requirements of 10CFR70 Appendix A(b)(2) within 24 hours. The affected device will remain shutdown pending further investigation and implementation of associated corrective actions.</br>(This event is of) low safety significance - the discovery did not result in an unsafe condition.ery did not result in an unsafe condition. +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
00:00:00, 11 March 2011 +
SNM-1097 +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
23:21:01, 24 November 2018 +
08:15:00, 11 March 2011 +
0.75 d (18 hours, 0.107 weeks, 0.0247 months) +
14:15:00, 10 March 2011 +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.