ENS 48180
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ENS Event | |
|---|---|
11:30 Aug 11, 2012 | |
| Title | Technical Support Center Ventilation Out of Service for Scheduled Maintenance |
| Event Description | At 0730 hours0.00845 days <br />0.203 hours <br />0.00121 weeks <br />2.77765e-4 months <br /> EDT on Saturday, August 11, 2012, the H. B. Robinson Steam Electric Plant (HBRSEP), Unit No. 2, Technical Support Center (TSC)/Emergency Response Facility (EOF) air conditioning system will be removed from service to facilitate the replacement of the HVAC chiller system. Unavailability of the primary chiller system will last greater than 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />. The duration of work is expected to be approximately 31 hours3.587963e-4 days <br />0.00861 hours <br />5.125661e-5 weeks <br />1.17955e-5 months <br />. The filtration portion of the system will not be affected by this work.
In order to ensure habitable conditions in the TSC/EOF, as a compensatory measure, a temporary chiller system will be onsite to maintain habitability in the event of emergency facility activation and will remain onsite until such time that the TSC/EOF ventilation system has been returned to service. Emergency Responders assigned to these facilities and all offsite agencies have been informed of this scheduled maintenance and will be informed of any updates. Alternate emergency response facilities will remain available in the event that relocation is necessary. TSC/EOF ventilation system maintenance and post maintenance testing is scheduled to be completed by 1400 hours0.0162 days <br />0.389 hours <br />0.00231 weeks <br />5.327e-4 months <br /> EDT on Sunday August 12, 2012. The NRC Resident Inspector has been informed. |
| Where | |
|---|---|
Robinson  South Carolina (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
| Time - Person (Reporting Time:+-3.53 h-0.147 days <br />-0.021 weeks <br />-0.00484 months <br />) | |
| Opened: | Warren Wonka 07:58 Aug 11, 2012 |
| NRC Officer: | Bill Huffman |
| Last Updated: | Aug 11, 2012 |
| 48180 - NRC Website
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Unit 2 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
WEEKMONTHYEARENS 547682020-07-10T13:00:00010 July 2020 13:00:00
[Table view]10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Planned Common Emergency Operations Facility Maintenance ENS 523322016-10-29T14:32:00029 October 2016 14:32:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Technical Support Center (Tsc) and Emergency Operations Facility (Eof) Ventilation System Out of Service ENS 485662012-12-07T14:20:0007 December 2012 14:20:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Planned Emergency Offsite Facility/Technical Support Center Ventilation Maintenance ENS 485582012-12-05T05:31:0005 December 2012 05:31:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Radiation Monitor Out of Service for Planned Maintenance ENS 485082012-11-14T14:27:00014 November 2012 14:27:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Radiation Monitor Out of Service ENS 483542012-09-28T12:30:00028 September 2012 12:30:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Planned Emergency Offsite Facility/Technical Support Center Ventilation Maintenance ENS 482882012-09-08T12:00:0008 September 2012 12:00:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Emergency Offsite Facility/Technical Support Center Ventilation Maintenance ENS 481802012-08-11T11:30:00011 August 2012 11:30:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Technical Support Center Ventilation Out of Service for Scheduled Maintenance ENS 478282012-04-12T13:30:00012 April 2012 13:30:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Tsc and Eof Out of Service Due to Maintenance ENS 476632012-02-14T17:40:00014 February 2012 17:40:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Emergency Response Facility Information System Due to Planned Modification ENS 475012011-12-06T14:00:0006 December 2011 14:00:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Emergency Assessment Capability ENS 468282011-05-07T12:27:0007 May 2011 12:27:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Emergency Data Systems Out of Service Due to Planned Modification ENS 462042010-08-25T12:45:00025 August 2010 12:45:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Several Display Systems Due to Planned Computer Modifications ENS 431342007-01-30T10:43:00030 January 2007 10:43:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Emergency Response Facility Information System ENS 431272007-01-27T14:05:00027 January 2007 14:05:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Erfis Removed from Service for Planned Modification ENS 430812007-01-06T15:00:0006 January 2007 15:00:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Spds Parameter Display Due to Planned Modification ENS 412952004-12-26T14:04:00026 December 2004 14:04:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Communications/Response Capability ENS 405342004-02-21T04:20:00021 February 2004 04:20:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Emergency Response Facility Information System Inoperable ENS 404772004-01-26T03:36:00026 January 2004 03:36:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Emergency Response Communications Due to Failed Uninterruptible Power Supply 2020-07-10T13:00:00 | |
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