ML25246C360

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Summary of Second Pre-submittal Closed Meeting Between U.S. Nuclear Regulatory Commission and Westinghouse Electric Company on Topical Report WCAP-19042-P
ML25246C360
Person / Time
Site: Westinghouse
Issue date: 09/26/2025
From: Ekaterina Lenning
Licensing Processes Branch
To: Jennivine Rankin
Licensing Processes Branch
References
EPID L-2025-LRM-0069
Download: ML25246C360 (1)


Text

September 25, 2025 MEMORANDUM TO:

FROM:

SUBJECT:

Jennivine K. Rankin, Branch Chief Licensing Projects Branch Division of Operating Reactors Licensing Office of Nuclear Reactor Regulation Ekaterina Lenning, Project Manager /RA/

Licensing Projects Branch Division of Operating Reactors Licensing Office of Nuclear Reactor Regulation

SUMMARY

OF CLOSED HYBRID SECOND PRE-SUBMITTAL MEETING FOR WESTINGHOUSE ELECTRIC COMPANY TOPICAL REPORT WCAP-19042 (EPID: L-2025-LRM-0069)

On September 3, 2025, a closed second pre-submittal meeting was held between the U.S. Nuclear Regulatory Commission (NRC) staff of the Office of Nuclear Reactor Regulation (NRR), Division of Operating Reactor Licensing, Division of Engineering and External Hazards, and Division of Reactor Oversight, Westinghouse Electric Company (Westinghouse) representatives, and Mirion Technologies representatives. The meeting was a follow-up pre-submittal meeting to the pre-submittal meeting held on May 20, 2025 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML25147A061). The meeting was held in a hybrid format (in-person at NRC headquarters in Rockville, MD, and virtual attendance). The purpose of the meeting was for Westinghouse representatives to present proprietary information related to the future submittal of Westinghouse Topical Report (TR) WCAP-19042. The Westinghouse representatives provided details on the software architecture, quality assurance, common cause failure coping strategy, TRs scope, and the submittal timeline. No regulatory decisions were made during the meeting.

By letter dated August 28, 2025, Westinghouse submitted presentation slides to the NRC (ML25241A075). The meeting notice is available in ADAMS (ML25189A152). The list of attendees is enclosed.

Enclosure:

List of Attendees CONTACT: Ekaterina Lenning, NRR/DORL Ekaterina.Lenning@nrc.gov 301-415-3151

Enclosure ATTENDEES FOR SECOND CLOSED PRE-SUBMITTAL MEETING FOR THE FUTURE SUBMITTAL OF WESTINGHOUSE ELECTRIC COMPANY TOPICAL REPORT WCAP-19042 EPID: L-2025-LRM-0069 SEPTEMBER 3, 2025 12:00 PM - 4:00 PM EASTERN TIME Attendees Organization Jennivine Rankin US Nuclear Regulatory Commission (NRC)

Kerri Kavanagh NRC Aaron Armstrong NRC Norbert Carte NRC Jack Zhao NRC Ekaterina Lenning NRC Jerrod Ewing Westinghouse Electric Company (Westinghouse)

Matthew Shakun Westinghouse Stephen Seaman Westinghouse Lou Gaussa Westinghouse Jeremy Sawyer Westinghouse Garrett Takei Westinghouse Warren Odess-Gillett Westinghouse David Brcker Mirion Technologies (Mirion)

Gtz Berner Mirion Jrg von Loeben Mirion

ML25246C359 (Package)

ML25189A152 (Meeting Notice)

ML25246C360 (Meeting Summary)

NRR-106 OFFICE NRR/DORL/LLPB/PM NRR/DORL/LLPB/LA NRR/DORL/LLPB/BC NRR/DORL/LLPB/PM NAME ELenning DHarrison JRankin ELenning DATE 9/22/2025 9/23/2025 9/25/2025 9/25/2025