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On 3/23/13 it was identified that a conduiOn 3/23/13 it was identified that a conduit flood seal between an outside manhole and the switchgear rooms is displaced. This degraded flood seal compromises the flooding design of both the East and West Switchgear Rooms.</br>Compensatory measures were implemented for the flood seal in accordance with the plants barrier control process. Repairs of the seal are in progress.</br>Per the licensee these switchgear rooms contain both normal and safety related 4kV and 480 V electrical boards. Compensatory measures implemented include: Plant Maintenance personnel will take actions to seal any leak within 24 hours of a flooding event and also provide sump pumps to remove any water that has leaked in.</br>The licensee notified the NRC Resident Inspector and the Vermont State Liaison.</br>* * * UPDATE AT 2000 EDT ON 03/28/13 FROM BOB VITA TO S. SANDIN * * *</br>This is an update to NRC Event No. 48847 reported on 3/24/13 at 1316 (EDT).</br>On 3/27/2013 the extent of condition review identified two additional possible water intrusion paths from the outside to the switchgear rooms.</br>Compensatory measures were implemented for these paths in accordance with plant procedures. Efforts to seal these paths are in progress.</br>This is an on-going extent of condition assessment.</br>The licensee will inform the NRC Resident Inspector and the Vermont State Liaison. Notified R1DO (Krohn).ont State Liaison. Notified R1DO (Krohn).  +
03:18:00, 24 March 2013  +
48,847  +
13:16:00, 24 March 2013  +
03:18:00, 24 March 2013  +
On 3/23/13 it was identified that a conduiOn 3/23/13 it was identified that a conduit flood seal between an outside manhole and the switchgear rooms is displaced. This degraded flood seal compromises the flooding design of both the East and West Switchgear Rooms.</br>Compensatory measures were implemented for the flood seal in accordance with the plants barrier control process. Repairs of the seal are in progress.</br>Per the licensee these switchgear rooms contain both normal and safety related 4kV and 480 V electrical boards. Compensatory measures implemented include: Plant Maintenance personnel will take actions to seal any leak within 24 hours of a flooding event and also provide sump pumps to remove any water that has leaked in.</br>The licensee notified the NRC Resident Inspector and the Vermont State Liaison.</br>* * * UPDATE AT 2000 EDT ON 03/28/13 FROM BOB VITA TO S. SANDIN * * *</br>This is an update to NRC Event No. 48847 reported on 3/24/13 at 1316 (EDT).</br>On 3/27/2013 the extent of condition review identified two additional possible water intrusion paths from the outside to the switchgear rooms.</br>Compensatory measures were implemented for these paths in accordance with plant procedures. Efforts to seal these paths are in progress.</br>This is an on-going extent of condition assessment.</br>The licensee will inform the NRC Resident Inspector and the Vermont State Liaison. Notified R1DO (Krohn).ont State Liaison. Notified R1DO (Krohn).  +
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>.
2.777778e-4 d (0.00667 hours, 3.968254e-5 weeks, 9.132e-6 months)  +
00:00:00, 28 March 2013  +
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>.
22:22:53, 24 September 2017  +
13:16:00, 24 March 2013  +
false  +
false  +
0.415 d (9.97 hours, 0.0593 weeks, 0.0137 months)  +
03:18:00, 24 March 2013  +
Switchgear Room Degraded Flood Seals  +
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  +