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At 0151 (CDT) on March 27, 2014, indicatio … At 0151 (CDT) on March 27, 2014, indication was received in the Control Room that two Secondary Containment doors, in the 2/3 Diesel Generator Interlock, were opened simultaneously. An equipment operator, in the field at the time of the event, reported that while opening the reactor building side interlock doors, individuals were able to open the diesel side interlock doors. The interlock mechanism preventing both doors from operating simultaneously did not operate as expected.</br>This condition represents a failure to meet Surveillance Requirement 3.6.4.1.2, since two doors in a singular access opening were allowed to open. As a result, entry into Technical Specification 3.6.4.1 Condition A was made due to Secondary Containment being inoperable. The doors were open for approximately 5 seconds and were immediately secured. Secondary Containment differential pressure was maintained throughout the event.</br>This event is being reported in accordance with 10 CFR 50.72(b)(3)(v)(C) as a condition that could have prevented the fulfillment of a safety function.</br>The NRC Resident Inspector has been notified. NRC Resident Inspector has been notified. +
06:51:00, 27 March 2014 +
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09:42:00, 27 March 2014 +
06:51:00, 27 March 2014 +
At 0151 (CDT) on March 27, 2014, indicatio … At 0151 (CDT) on March 27, 2014, indication was received in the Control Room that two Secondary Containment doors, in the 2/3 Diesel Generator Interlock, were opened simultaneously. An equipment operator, in the field at the time of the event, reported that while opening the reactor building side interlock doors, individuals were able to open the diesel side interlock doors. The interlock mechanism preventing both doors from operating simultaneously did not operate as expected.</br>This condition represents a failure to meet Surveillance Requirement 3.6.4.1.2, since two doors in a singular access opening were allowed to open. As a result, entry into Technical Specification 3.6.4.1 Condition A was made due to Secondary Containment being inoperable. The doors were open for approximately 5 seconds and were immediately secured. Secondary Containment differential pressure was maintained throughout the event.</br>This event is being reported in accordance with 10 CFR 50.72(b)(3)(v)(C) as a condition that could have prevented the fulfillment of a safety function.</br>The NRC Resident Inspector has been notified. NRC Resident Inspector has been notified. +
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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>.
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06:51:00, 27 March 2014 +
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