Browse wiki

Jump to navigation Jump to search
It was discovered that the calculation whiIt was discovered that the calculation which determines the periodicity for performing the IROFSC22 (Item Relied On For Safety) surveillance contains an error. IROFSC22 is a mass balance enrichment control. </br>It is unclear if the calculation error causes the surveillance periodicity to fall outside of the minimum time to achieve a safe mass. UUSA (Urenco USA) has since changed the IROFS surveillance to a more frequent periodicity which has been determined to be sufficient. </br>Although no event has occurred and the IROFS remain sufficient to meet the performance requirements of 10CFR70.61, as a conservative measure, UUSA is reporting this condition due to the facility being in a state that is different from that analyzed in the Integrated Safety Analysis and in accordance with 10 CFR 70 Appendix A(b)(1) </br>The plant is in a safe condition.</br>The licensee will notify NRC Region 2 (Lopez).licensee will notify NRC Region 2 (Lopez).  +
01:45:00, 22 February 2019  +
53,892  +
17:40:00, 22 February 2019  +
01:45:00, 22 February 2019  +
It was discovered that the calculation whiIt was discovered that the calculation which determines the periodicity for performing the IROFSC22 (Item Relied On For Safety) surveillance contains an error. IROFSC22 is a mass balance enrichment control. </br>It is unclear if the calculation error causes the surveillance periodicity to fall outside of the minimum time to achieve a safe mass. UUSA (Urenco USA) has since changed the IROFS surveillance to a more frequent periodicity which has been determined to be sufficient. </br>Although no event has occurred and the IROFS remain sufficient to meet the performance requirements of 10CFR70.61, as a conservative measure, UUSA is reporting this condition due to the facility being in a state that is different from that analyzed in the Integrated Safety Analysis and in accordance with 10 CFR 70 Appendix A(b)(1) </br>The plant is in a safe condition.</br>The licensee will notify NRC Region 2 (Lopez).licensee will notify NRC Region 2 (Lopez).  +
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, 22 February 2019  +
SNM-2010  +
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>.
12:30:19, 25 February 2019  +
17:40:00, 22 February 2019  +
Processing error"Processing error" is a predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> and represents errors that appeared in connection with improper value annotations or input processing.
0.663 d (15.92 hours, 0.0948 weeks, 0.0218 months)  +
01:45:00, 22 February 2019  +
Irofs Surveillance Periodicity Error  +
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.