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The inspectors identified a finding of ver … The inspectors identified a finding of very low safety significance and associated NCV of Byron Operating License Condition 2.C(6) for Unit 1 and 2.E for Unit 2 for the licensee failing to provide an adequate floor drain system as required by the Fire Protection Program. Specifically, the floor drain system in the Upper Cable Spreading Room (UCSR) was not adequate to prevent firefighting water from entering the Control Room through the floor openings and affecting equipments. The licensee entered this issue into the CAP as IR 1046794 and subsequently sealed the UCSR floor. The finding is greater than minor because it was associated with the protection against external factors attribute of the Initiating Events Cornerstone and affected the cornerstone objective to limit the likelihood of those events that upset plant stability and challenge critical safety functions during shutdown as well as power operations. The finding is of very low significance because safety equipment functions remained available to control room personnel. This finding was related to the cross-cutting area of Problem Identification and Resolution and its associated component for CAP (P.1(d)) because the licensee failed to take appropriate corrective actions to address safety issues and adverse trends in a timely manner, commensurate with their safety significance and complexity. their safety significance and complexity. +
23:59:59, 30 June 2010 +
23:59:59, 30 June 2010 +
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>.
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Bruce Bartlett +, Richard Skokowski +, David Jones +, T Bilik +, B Metrow +, J Bishop +, Benny Jose +, Vijay Meghani +, Raymond Ng +, Tony Go +, John Robbins + and Catherine Thompson +
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>.
21:52:44, 8 October 2017 +
Bruce Bartlett +, Richard Skokowski +, David Jones +, T Bilik +, B Metrow +, J Bishop +, Benny Jose +, Vijay Meghani +, Raymond Ng +, Tony Go +, John Robbins + and Catherine Thompson +
23:59:59, 30 June 2010 +