ML25147A122

Email - Regulatory Audit Report in Support of Review of Electric Power Research Institute Technical Report 3002025288, Enhanced Risk-Informed Categorization Methodology for Pressure Boundary Components, Revision 0 (EPID L-2023-TOP-0045

ML25147A122
Person / Time
Site:	Electric Power Research Institute
Issue date:	06/12/2025
From:	Lois James Licensing Processes Branch
To:	Ferrante F Electric Power Research Institute
References
EPRI TR 3002025288, Rev 0, EPID L-2023-TOP-0031 pre-app, EPID L-2023-TOP-0045 pre-fee, EPID L-2023-NTR-0008 post-fee, 3002025288, EPID L-2023-NTR-0008
Download: ML25147A122 (1)

Text

1 Lois James From:

Lois James Sent:

Thursday, June 12, 2025 8:21 AM To:

ext_Fernando_Ferrante Cc:

Lois James; Stephen Cumblidge; Jeff Circle; Mihaela Biro; David Gennardo; Dan Widrevitz; Yiu Law; Deanna Zhang; Aixa.BelenOjeda@nrc.gov; Matthew Mitchell; Bob Pascarelli; Kerri Kavanagh; Angie Buford; Jamie Pelton; Aida Rivera-Varona; Brian Smith -

RES; Michele Sampson; Meena Khanna; ext_Fernando_Ferrante; RFougerousse@epri.com; poregan@comcast.net; mruszkowski@epri.com; ext_Ashley_Lindeman

Subject:

Regulatory Audit Report in Support of Review of Electric Power Research Institute Technical Report 3002025288, Enhanced Risk-Informed Categorization Methodology for Pressure Boundary Components, Revision 0 (L-2023-NTR-0008)

Attachments:

EPRI TR 3002025288 Audit - report 06-09.pdf Fernando Ferrante, Program Manager, Risk & Safety Electric Power Research Institute 1300 West W.T. Harris Boulevard Charlotte, NC 28262-8550

Dear Fernando Ferrante:

By letter dated August 17, 2023 (Agencywide Documents Access and Management System (ADAMS)

Accession No. ML23234A266), as supplemented on November 30, 2023 (ADAMS Accession No. ML23334A210), and June 14, 2024 (ADAMS Accession No. ML24180A016), Electric Power Research Institute (EPRI) submitted EPRI Technical Report (TR) 3002025288, Enhanced Risk-Informed Categorization Methodology for Pressure Boundary Components, dated June 2023, to the U.S. Nuclear Regulatory Commission (NRC) for review and approval. EPRI TR 3002025288 presents an enhanced methodology for categorizing pressure boundary components in support of Title 10 of the Code of Federal Regulations 50.69 applications. By letter dated July 11, 2024 (ADAMS Accession No. ML23352A054), the NRC staff accepted EPRI TR 3002025288 for review.

The NRC staff conducted a virtual audit from NRC Headquarters in Rockville, Maryland, from September 13 -

December 18, 2024, to increase its understanding of the application and identify information that will require docketing to support the NRC staffs regulatory findings. The regulatory audit report documenting the documents reviewed and subjects discussed is enclosed.

If you have any questions, please contact me by e-mail at lois.james@nrc.gov.

Sincerely, Lois M. James, Senior Project Manager Licensing Projects Branch Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 99902021

Enclosure:

Audit Report

ML25147A118 (pkg); ML25147A122 (e-mail); ML25147A123 (audit report)

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NAME LJames DHarrison MMitchell BPascarelli DATE 05/29/2025 06/3/2025 06/04/2025 06/04/2025 OFFICE NRR/DORL/LLPB/BC* NRR/DORL/LLPB/PM*

NAME JRanking (A)

LJames DATE 06/04/2025 06/10/2025