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On January 25, 2017, at 1800 CST, during pOn January 25, 2017, at 1800 CST, during planned surveillance testing, the Drywell Vent Line Inboard Isolation valve, CV-4302, was found to exceed its valve leakage limits and was declared inoperable. After completion of repairs to CV-4302, post maintenance testing showed that the Drywell Vent Line Outboard Isolation valve, CV-4303, was exceeding its valve leakage limits, and therefore, was declared inoperable at 0300 CST on January 26, 2017. This resulted in a containment penetration flow path not within purge valve leakage limits and is reportable in accordance with 10 CFR 50.72(b)(3)(v)(C).</br>Repairs were completed on CV-4303 and both containment valves were declared operable at 1007 CST on January 26, 2017. Secondary Containment was operable at all times.</br>The NRC Resident Inspector has been informed. NRC Resident Inspector has been informed.  +
09:00:00, 26 January 2017  +
11:26:00, 26 January 2017  +
09:00:00, 26 January 2017  +
On January 25, 2017, at 1800 CST, during pOn January 25, 2017, at 1800 CST, during planned surveillance testing, the Drywell Vent Line Inboard Isolation valve, CV-4302, was found to exceed its valve leakage limits and was declared inoperable. After completion of repairs to CV-4302, post maintenance testing showed that the Drywell Vent Line Outboard Isolation valve, CV-4303, was exceeding its valve leakage limits, and therefore, was declared inoperable at 0300 CST on January 26, 2017. This resulted in a containment penetration flow path not within purge valve leakage limits and is reportable in accordance with 10 CFR 50.72(b)(3)(v)(C).</br>Repairs were completed on CV-4303 and both containment valves were declared operable at 1007 CST on January 26, 2017. Secondary Containment was operable at all times.</br>The NRC Resident Inspector has been informed. NRC Resident Inspector has been informed.  +
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00:00:00, 26 January 2017  +
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>.
12:30:39, 1 January 2018  +
11:26:00, 26 January 2017  +
false  +
0.101 d (2.43 hours, 0.0145 weeks, 0.00333 months)  +
09:00:00, 26 January 2017  +
Containment Valves Failed Surveillance Testing  +
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.
1  +