ENS 49704
From kanterella
Jump to navigation
Jump to search
ENS Event | |
---|---|
11:18 Jan 9, 2014 | |
Title | Tech Spec Required Shutdown Due to Inoperable Raw Water Pumps. |
Event Description | At 0315 CST T.S. 2.0.1 was entered for all four Raw Water pumps being declared inoperable. The pumps were declared inoperable due to inability to close one of the sluice gates. There are six sluice gates and one is not functional.
At 0518 the technical specification required shutdown commenced. The licensee notified the NRC Resident Inspector.
At 0900 CST 1/9/14 Fort Calhoun Station Unit 1 was manually tripped and entered Mode 3. Reactor Coolant System (RCS) cooldown to less than 300 deg F was commenced at time 1030 CST 1/9/14. The RCS temperature was less than 300 deg F at time 1433 CST. A press release has been issued. The licensee informed the NRC Resident Inspector. Notified R4DO [Hagar] |
Where | |
---|---|
Fort Calhoun Nebraska (NRC Region 4) | |
Reporting | |
10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown | |
Time - Person (Reporting Time:+-4.6 h-0.192 days <br />-0.0274 weeks <br />-0.0063 months <br />) | |
Opened: | Scott Moeck 06:42 Jan 9, 2014 |
NRC Officer: | Dan Livermore |
Last Updated: | Jan 9, 2014 |
49704 - 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 49704\u003C/a\u003E - \u003Ca href=\"/Fort_Calhoun\" title=\"Fort Calhoun\"\u003EFort Calhoun\u003C/a\u003E\n\u003C/p\u003E\u003C/div\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003ETech Spec Required Shutdown Due to Inoperable Raw Water Pumps.\n\u003C/p\u003E\u003C/div\u003E","title":"ENS 49704 - Fort Calhoun\n","link":"","lat":41.520963888888886,"lon":-96.07684444444445,"icon":"/w/images/6/6a/Omaha_Public_Power_District_icon.png"}],"imageoverlays":null} | |
Unit 1 | |
---|---|
Reactor critical | Critical |
Scram | No |
Before | Power Operation (99 %) |
After | Hot Shutdown (0 %) |
WEEKMONTHYEARENS 502142014-06-20T05:01:00020 June 2014 05:01:00
[Table view]10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Technical Specification Required Shutdown ENS 500382014-04-15T20:15:00015 April 2014 20:15:00 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Technical Specification Required Shutdown Due to Failure of Control Room Air Conditioning ENS 497042014-01-09T11:18:0009 January 2014 11:18:00 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Tech Spec Required Shutdown Due to Inoperable Raw Water Pumps. ENS 463682010-10-27T17:22:00027 October 2010 17:22:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Unit Commenced Shutdown After Declaring Containment Spray Inoperable ENS 458282010-04-08T21:22:0008 April 2010 21:22:00 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation, 10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Technical Specification Required Shutdown Due to Inoperable Steam Generator Inlet Isolation Valve ENS 448512009-02-13T21:26:00013 February 2009 21:26:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Unusual Event - Engineering Analysis Requires Technical Specification Shutdown ENS 424862006-04-10T15:55:00010 April 2006 15:55:00 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Personnel Air Lock Door Equalizing Valve Leaking by 2014-06-20T05:01:00 | |
Retrieved from "https://kanterella.com/w/index.php?title=ENS_49704&oldid=422563"