ENS 46334
From kanterella
Jump to navigation
Jump to search
ENS Event | |
---|---|
09:22 Oct 14, 2010 | |
Title | Both Trains of Control Room Air Conditioning Inoperable |
Event Description | While Control Room Air Conditioning System 'A' was tagged out for planned maintenance, the 'B' Control Room Air Conditioning System tripped and could not be restarted. TS 3.7.4 Condition B was entered at 0422 [CDT] 10/14/10, for both Control Room Air Conditioning systems inoperable. Temporary cooling was used to assist in maintaining control room temperature below TS limit of 90 degrees F. Corrective maintenance was performed on Control Room Air Conditioning System 'B' and it was restored to functional status at 1017 [CDT] 10/14/10. No TS limits were exceeded and no plant shutdown actions were required.
The licensee noted that their report was late and did not meet the 8-hour reporting criteria. The licensee informed the NRC Resident Inspector. |
Where | |
---|---|
Grand Gulf Mississippi (NRC Region 4) | |
Reporting | |
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | |
Time - Person (Reporting Time:+5.88 h0.245 days <br />0.035 weeks <br />0.00805 months <br />) | |
Opened: | Ricky Liddell 15:15 Oct 14, 2010 |
NRC Officer: | Steve Sandin |
Last Updated: | Oct 14, 2010 |
46334 - NRC Website
Loading map... {"minzoom":false,"maxzoom":false,"mappingservice":"leaflet","width":"350px","height":"250px","centre":false,"title":"","label":"","icon":"","lines":[],"polygons":[],"circles":[],"rectangles":[],"copycoords":false,"static":false,"zoom":6,"defzoom":14,"layers":["OpenStreetMap"],"image layers":[],"overlays":[],"resizable":false,"fullscreen":false,"scrollwheelzoom":true,"cluster":false,"clustermaxzoom":20,"clusterzoomonclick":true,"clustermaxradius":80,"clusterspiderfy":true,"geojson":"","clicktarget":"","imageLayers":[],"locations":[{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca class=\"mw-selflink selflink\"\u003EENS 46334\u003C/a\u003E - \u003Ca href=\"/Grand_Gulf\" title=\"Grand Gulf\"\u003EGrand Gulf\u003C/a\u003E\n\u003C/p\u003E\u003C/div\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003EBoth Trains of Control Room Air Conditioning Inoperable\n\u003C/p\u003E\u003C/div\u003E","title":"ENS 46334 - Grand Gulf\n","link":"","lat":32.009233333333334,"lon":-91.04695833333334,"icon":"/w/images/7/79/Entergy_icon.png"}],"imageoverlays":null} | |
Unit 1 | |
---|---|
Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
Retrieved from "https://kanterella.com/w/index.php?title=ENS_46334&oldid=425028"