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It was discovered on 2/13/12 that the mass … It was discovered on 2/13/12 that the mass control limit in the gadolinia pellet press operation was exceeded. An improperly installed valve allowed a total of 43 kg of uranium powder into the favorable geometry press feed tube, exceeding the 36 kg limit. This resulted in a failed item relied on for safety (IROFS) < 1 hour condition where a criticality control was not maintained. The press feed mass control is a sole IROFS for a fire accident sequence. Control indications functioned as designed and provided notification of the malfunction to the operator and the operation was secured. The other controls on geometry and moderation were maintained at all times.</br>At no time was an unsafe condition present. The gadolinia pellet press operation was shut down and the powder was removed by 1000 on 2/13/2012.</br>Additional corrective actions, extent of condition, and extent of cause have been documented.</br>SAFETY SIGNIFICANCE OF EVENTS: At no time was an unsafe condition present</br>SAFETY EQUIPMENT STATUS: Equipment was shut down and powder removed</br>STATUS OF CORRECTIVE ACTIONS: Additional corrective actions, extent of condition, and extent of cause have been documented.</br>This event is being communicated in order to administratively meet the reporting requirements of 10CFR70, Appendix A.</br>The licensee has spoken with Region 2 (Thomas) regarding this issue, and discussed the issue in a Reply to Notice of Violation dated 6/29/2012 letter book number SPM12-030.dated 6/29/2012 letter book number SPM12-030. +
13:20:00, 13 February 2012 +
48,057 +
14:00:00, 29 June 2012 +
13:20:00, 13 February 2012 +
It was discovered on 2/13/12 that the mass … It was discovered on 2/13/12 that the mass control limit in the gadolinia pellet press operation was exceeded. An improperly installed valve allowed a total of 43 kg of uranium powder into the favorable geometry press feed tube, exceeding the 36 kg limit. This resulted in a failed item relied on for safety (IROFS) < 1 hour condition where a criticality control was not maintained. The press feed mass control is a sole IROFS for a fire accident sequence. Control indications functioned as designed and provided notification of the malfunction to the operator and the operation was secured. The other controls on geometry and moderation were maintained at all times.</br>At no time was an unsafe condition present. The gadolinia pellet press operation was shut down and the powder was removed by 1000 on 2/13/2012.</br>Additional corrective actions, extent of condition, and extent of cause have been documented.</br>SAFETY SIGNIFICANCE OF EVENTS: At no time was an unsafe condition present</br>SAFETY EQUIPMENT STATUS: Equipment was shut down and powder removed</br>STATUS OF CORRECTIVE ACTIONS: Additional corrective actions, extent of condition, and extent of cause have been documented.</br>This event is being communicated in order to administratively meet the reporting requirements of 10CFR70, Appendix A.</br>The licensee has spoken with Region 2 (Thomas) regarding this issue, and discussed the issue in a Reply to Notice of Violation dated 6/29/2012 letter book number SPM12-030.dated 6/29/2012 letter book number SPM12-030. +
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, 29 June 2012 +
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>.
23:16:14, 24 November 2018 +
14:00:00, 29 June 2012 +
137.07 d (3,289.67 hours, 19.581 weeks, 4.506 months) +
13:20:00, 13 February 2012 +
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.