Letter Sequence Meeting |
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EPID:L-2025-LLA-0035, License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function (Open) |
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MONTHYEARPMNS20250218, Expedited License Amendment Request (LAR) to Add a New Tcold High Function to Technical Specification (TS) Table 3.3.8-1 for Passive Residual Heat Removal Actuation Logic Changes2025-02-12012 February 2025 Expedited License Amendment Request (LAR) to Add a New Tcold High Function to Technical Specification (TS) Table 3.3.8-1 for Passive Residual Heat Removal Actuation Logic Changes Project stage: Approval NL-25-0030, License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function2025-02-14014 February 2025 License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function Project stage: Request ML25055A2532025-03-0303 March 2025 SNC Slides - SNC Presentation - Public Meeting on March 3, 2025 - Proposed Vogtle 3 and 4 PRHR LAR Project stage: Meeting ML25079A3312025-03-0606 March 2025, 18 March 2025, 1 April 2025 Summary of March 18, 2025, Follow-Up Observation Meeting Held with Southern Nuclear Operating Company, Inc., Regarding a License Amendment Request to Change Table 3.3.8-1 for Vogtle Electric Generating Plant, Units 3 and 4 Project stage: Request PMNS20250291, Follow-Up Meeting - Expedited License Amendment Request (LAR) to Add a New Tcold High Function to Technical Specification (TS) Table 3.3.8-1 for Passive Residual Heat Removal Actuation Logic Changes2025-03-0606 March 2025 Follow-Up Meeting - Expedited License Amendment Request (LAR) to Add a New Tcold High Function to Technical Specification (TS) Table 3.3.8-1 for Passive Residual Heat Removal Actuation Logic Changes Project stage: Meeting ML25071A1022025-03-18018 March 2025 SNC Presentation Material - Public Meeting - Vogtle 3 and 4 - PRHR LAR - ISG-06 Applicability Table - 2025-03-18 Project stage: Meeting ML25071A1032025-03-18018 March 2025 SNC Presentation Material - Public Meeting - Vogtle 3 and 4 - PRHR LAR - UFSAR 6.3.3.4.1 Markup - 2025-03-18 Project stage: Meeting ML25073A1032025-03-18018 March 2025 SNC Slides - Revised - Public Meeting on March 18, 2025 - Proposed Vogtle 3 and 4 PRHR LAR Project stage: Meeting ML25071A1042025-03-18018 March 2025 SNC Slides -Public Meeting - Vogtle 3 and 4 - PRHR Actuation LAR - 2025-03-18 Project stage: Meeting ML25063A1902025-03-19019 March 2025 Summary of Observation Meeting Held with Southern Nuclear Operating Company, Inc., Regarding a License Amendment Request to Change Table 3.3.8 1 for Vogtle Electric Generating Plant, Units 3 and 4 Project stage: Meeting PMNS20250364, Closed Meeting - Expedited License Amendment Request (LAR) to Add a New Tcold High Function to Technical Specification (TS) Table 3.3.8-1 for Passive Residual Heat Removal Actuation Logic Changes2025-03-20020 March 2025 Closed Meeting - Expedited License Amendment Request (LAR) to Add a New Tcold High Function to Technical Specification (TS) Table 3.3.8-1 for Passive Residual Heat Removal Actuation Logic Changes Project stage: Meeting NL-25-0072, – Units 3 and 4, License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function - Supplement2025-03-31031 March 2025 – Units 3 and 4, License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function - Supplement Project stage: Supplement ML25079A3322025-04-0101 April 2025 March 18, 2025, Summary of Follow-Up Observation Meeting Held with Southern Nuclear Operating Company, Inc., Regarding a License Amendment Request to Change Table 3.3.8-1 for Vogtle Electric Generating Plant, Units 3 and 4 Project stage: Meeting ML25084A2622025-04-0202 April 2025 MTS - Meeting Summary - Vogtle 3 and 4 - Closed Meeting on 03-24-2025 - Proposed PRHR License Amendment Request Project stage: Meeting ML25092A1252025-04-0909 April 2025 Request for Withholding Information from Public Disclosure License Amendment Request Supplement to Add New Reactor Coolant System Tcold - High Function for the Technical Specification for the Engineered Safety Feature Actuation System Instr Project stage: Withholding Request Acceptance ML25100A0532025-04-24024 April 2025 Regulatory Audit Plan in Support of the Review of the License Amendment Request to Add a New Tcold - High Function to Engineered Safety Feature Actuation System Instrumentation Project stage: Other ML25176A1772025-06-25025 June 2025 NRR E-mail Capture - for Your Action - RAIs - Vogtle 3 and 4 Technical Specifications (TS) 3.3.8, Engineered Safeguards Actuation System Instrumentation License Amendment Request (L-2025-LLA-0035) Project stage: RAI ML25177C9762025-07-0101 July 2025 Extension of the Regulatory Audit Plan in Support of the Review of the LAR to Add a New Reactor Coolant System Tcold - High Function to Engineered Safety Feature Actuation System Instrumentation Project stage: Approval NL-25-0258, License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function - Response to Request for Additional Information2025-07-0909 July 2025 License Amendment Request: Addition of RCS Tcold Engineered Safety Feature Actuation System (ESFAS) Instrumentation Function - Response to Request for Additional Information Project stage: Response to RAI ML25199A0482025-08-0808 August 2025 Issuance of Expedited Amendment to Revise Technical Specification 3.3.8, Engineered Safety Feature Actuation System (ESFAS) Instrumentation Project stage: Approval 2025-03-06
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Text
April 2, 2025 LICENSEE:
Southern Nuclear Operating Company, Inc.
FACILITY:
Vogtle Electric Generating Plant, Units 3 and 4
SUBJECT:
SUMMARY
OF MARCH 24, 2025, CLOSED MEETING HELD WITH SOUTHERN NUCLEAR OPERATING COMPANY, INC., REGARDING A LICENSE AMENDMENT REQUEST TO CHANGE TABLE 3.3.8-1 FOR VOGTLE ELECTRIC GENERATING PLANT, UNITS 3 AND 4 (EPID L-2025-LLA-0035)
On March 24, 2025, a Closed meeting was held between the U.S. Nuclear Regulatory Commission (NRC) and representatives of Southern Nuclear Operating Company, Inc. (SNC, the licensee). The purpose of the meeting was for SNC to provide proprietary information regarding a License Amendment Request (LAR) for Vogtle Electric Generating Plant (Vogtle),
Units 3 and 4.
On February 14, 2025 (Agencywide Documents and Access Management System (ADAMS)
Accession No. ML25045A166), SNC submitted an LAR to add to Technical Specification (TS)
Table 3.3.8-1 a new Tcold - High function to for Passive Residual Heat Removal (PRHR) actuation logic at Vogtle, Units 3 and 4.
A pre-submittal meeting was held on October 15, 2024, and the meeting summary is located in ADAMS under Accession No. ML24290A158. In addition, a public meeting was held on March 3, 2025, and the meeting summary is located in ADAMS under Accession No. ML25063A190. A follow-up public meeting was held on March 18, 2025, and the meeting summary is located in ADAMS under Accession No. ML25079A332.
A list of attendees is provided as an Enclosure.
On March 20, 2025 (ML25079A105), the meeting was noticed on the NRC public web page.
The NRC staff opened the meeting with introductory remarks and a rollcall of the attendees.
SNC presentation slides are in ADAMS under Accession No. ML25083A042, which is non-public.
SNC representatives presented proprietary information related to the logic and software changes.
SNC stated that it would provide a LAR supplement by March 31, 2025, approximately. SNC stated that it is requesting that the NRC issue the proposed LAR prior to Vogtle, Unit 4, first refueling outage (RFO), which will occur in early fall 2025. SNC said that it plans to implement the proposed LAR during the Vogtle, Unit 4, RFO, which will occur in early fall 2025, and during the Vogtle, Unit 3, second RFO, which will occur in spring 2026 Closing Remarks The NRC staff did not make any regulatory decisions during the meeting. The NRC staff is in the process of thoroughly reviewing the LAR submitted by SNC on February 14, 2025. The NRC staff will make any regulatory decisions in writing in a timely manner.
The meeting adjourned at 1:21 pm eastern daylight saving time.
Please direct any inquiries to me at John.Lamb@nrc.gov or 301-415-3100.
/RA John G. Lamb, Senior Project Manager Plant Licensing Branch, II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos.52-025 and 52-026
Enclosure:
List of Attendees cc: Listserv
PKG, ML25084A260 Meeting Notice, ML25079A105 Meeting Summary, ML25084A262 OFFICE DORL/LPL2-1/PM DORL/LPL2-1/LA DEX/EICB/BC NAME JLamb KZeleznock FSacko DATE 03/26/2025 03/26/2025 04/01/2025 OFFICE DORL/LPL2-1/BC DORL/LPL2-1/PM NAME MMarkley JLamb DATE 04/02/2025 04/02/2025
Enclosure LIST OF ATTENDEES MARCH 24, 2025, CLOSED MEETING WITH SOUTHERN NUCLEAR COMPANY REGARDING A PROPOSED LICENSE AMENDMENT REQUEST TO CHANGE TABLE 3.3.8-1 VOGTLE ELECTRIC GENERATING PLANT, UNITS 3 AND 4 ATTENDEE REPRESENTING John G. Lamb U.S. Nuclear Regulatory Commission (NRC)
Mike Markley NRC Zach Turner NRC Jo Ambrosini NRC Khadijah West NRC Deanna Zhang NRC Angelo Stubbs NRC Norbert Carte NRC Kerri Kavanagh NRC Samir Darbali NRC Fanta Sacko NRC Ken Lowery Southern Nuclear Operating Company (SNC)
Ryan Joyce SNC Ray Herb SNC Joshua Olsen SNC Kimberly Yennerell SNC Dan Williamson SNC Eddie Grant SNC Robert Leighton SNC William Howell SNC Thomas Joseph Westinghouse Natalie Rogers Westinghouse Eric Resch Westinghouse Matthew Shakun Westinghouse Ali Alibeji Westinghouse Christopher Sommer Westinghouse Blaise Macioce Westinghouse Warren R. Odess-Gillett Westinghouse Thomas McLaughlin Westinghouse Ryan Rossman Westinghouse Warren Busch Sargent Lundy Pareez Golub Sargent Lundy Brian Arnholt Sargent Lundy