ENS 54963
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ENS Event | |
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08:00 Oct 19, 2020 | |
Title | Update to Acceptance Criteria for Itaac |
Event Description | In accordance with 10 CFR 52.99(c)(2) as described in NEI 08-01, Industry Guideline for the ITAAC Closure Process Under 10 CFR Part 52, Vogtle Units 3 and 4 Construction is making this notification to the NRC for determining that Inspections, Tests, Analyses and Acceptance Criteria (ITAAC) 2.3.05.13a.ii (Index No. 344) for Unit 4 requires additional actions to restore the completed status. The ITAAC Closure Notifications for Unit 4 ITAAC 344 was submitted on July 22, 2020 (ML20204B029).
On October 19, 2020, it was determined that maintenance activities for the Unit 4 Polar Crane auxiliary hoist holding brake used a different approach for Post Work Verification (PWV) than the original test described in the ICN [ITAAC Closure Notification] for ITAAC 344. The alternate PWV used a test method that is standard industry practice and in accordance with ASME B30.2 to demonstrate that the Acceptance Criteria was met. An ITAAC Post Closure Notification will be submitted in accordance with 10 CFR 52.99(c)(2) and NEI 08-01. The 10 CFR 52.99(c)(4) All lTAAC Complete Notification has not been submitted for VEGP [Vogtle Electric Generating Plant] 4. The NRC Resident Inspector has been notified. |
Where | |
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Vogtle Georgia (NRC Region 2) | |
Reporting | |
Other Unspec Reqmnt | |
Time - Person (Reporting Time:+54.17 h2.257 days <br />0.322 weeks <br />0.0742 months <br />) | |
Opened: | Steven Leighty 14:10 Oct 21, 2020 |
NRC Officer: | Brian Lin |
Last Updated: | Oct 21, 2020 |
54963 - NRC Website
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WEEKMONTHYEARENS 549632020-10-19T08:00:00019 October 2020 08:00:00
[Table view]Other Unspec Reqmnt Update to Acceptance Criteria for Itaac ENS 548642020-08-26T04:00:00026 August 2020 04:00:00 Other Unspec Reqmnt Design Change Altered Basis for ITAAC ENS 524122016-11-30T21:00:00030 November 2016 21:00:00 Other Unspec Reqmnt Reactor Coolant Pump Breaker Cabinet Modification - Itaac Postclosure Notification ENS 419342005-08-19T04:00:00019 August 2005 04:00:00 Other Unspec Reqmnt Violation of Maximum Core Power Level Per Operating License Requirements ENS 414982005-03-16T10:40:00016 March 2005 10:40:00 Other Unspec Reqmnt Discovery of After-The Fact Emergency Condition Unusual Event 2020-08-26T04:00:00 | |
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