ML25069A544

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Acceptance of Requested Licensing Action Regarding Amendment Request to Include Leak Before Break Methodology for Primary Coolant System Hot and Cold Leg Piping
ML25069A544
Person / Time
Site: Palisades Entergy icon.png
Issue date: 03/14/2025
From: Justin Poole
Plant Licensing Branch III
To: Fleming J
Holtec
Wall S
References
EPID L-2025-LLA-0027
Download: ML25069A544 (1)


Text

March 14, 2025 Jean A. Fleming Vice President, Licensing, Regulatory Affairs, and PSA Holtec International, LLC Krishna P. Singh Technology Campus 1 Holtec Boulevard Camden, NJ 08104

SUBJECT:

PALISADES NUCLEAR PLANT - ACCEPTANCE OF REQUESTED LICENSING ACTION RE: AMENDMENT REQUEST TO INCLUDE LEAK-BEFORE-BREAK METHODOLOGY FOR PRIMARY COOLANT SYSTEM HOT AND COLD LEG PIPING (EPID L-2025-LLA-0027)

Dear Jean Fleming:

By letter dated February 5, 2025, as supplemented by letter dated February 27, 2025 (Agencywide Documents Access and Management System (ADAMS) Accession Nos. ML25035A216 and ML25058A265, respectively), Holtec Palisades, LLC submitted a license amendment request for Palisades Nuclear Plant. The proposed amendment request would revise the licensing basis to include leak-before-break methodology for primary coolant system hot and cold leg loop piping. The purpose of this letter is to provide the results of the U.S. Nuclear Regulatory Commission (NRC) staffs acceptance review of this amendment request. The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review.

The acceptance review is also intended to identify whether the application has any readily apparent information insufficiencies in its characterization of the regulatory requirements or the licensing basis of the plant.

Consistent with Section 50.90 of Title 10 of the Code of Federal Regulations (10 CFR), an application for an amendment to a license (including the technical specifications) must fully describe the changes requested, and following as far as applicable, the form prescribed for original applications. Section 50.34 of 10 CFR addresses the content of technical information required. This section stipulates that the submittal address the design and operating characteristics, unusual or novel design features, and principal safety considerations.

The NRC staff has reviewed your application and concluded that it does provide technical information in sufficient detail to enable the NRC staff to complete its detailed technical review and make an independent assessment regarding the acceptability of the proposed amendment in terms of regulatory requirements and the protection of public health and safety and the environment. Given the lesser scope and depth of the acceptance review as compared to the detailed technical review, there may be instances in which issues that impact the NRC staffs ability to complete the detailed technical review are identified despite completion of an adequate acceptance review. You will be advised of any further information needed to support the NRC staffs detailed technical review by separate correspondence.

Based on the information provided in your submittal, the NRC staff has estimated that this licensing request will take approximately 320 hours0.0037 days <br />0.0889 hours <br />5.291005e-4 weeks <br />1.2176e-4 months <br /> to complete. The NRC staff expects to complete this review by August 15, 2025. If there are emergent complexities or challenges in our review that would cause changes to the initial forecasted completion date or significant changes in the forecasted hours, the reasons for the changes, along with the new estimates, will be communicated during the routine interactions with the assigned project manager.

These estimates are based on the NRC staffs initial review of the application, and the pre-submittal meeting held on January 14, 2025, and they could change, due to several factors including requests for additional information, unanticipated addition of scope to the review, and review by NRC advisory committees or hearing-related activities. Additional delay may occur if the submittal is provided to the NRC in advance or in parallel with industry program initiatives or pilot applications.

If you have any questions, please contact me at (301) 415-2048 or via email at Justin.Poole@nrc.gov.

Sincerely,

/RA/

Justin C. Poole, Senior Project Manager Plant Licensing Branch III Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-255 cc: Listserv

ML25069A544 NRR-004 OFFICE NRR/DORL/LPL3/PM NRR/DORL/LPL3/LA NRR/DORL/LPL3/BC NRR/DORL/LPL3/PM NAME JPoole SRohrer IBerrios JPoole DATE 03/10/2025 03/10/2025 03/12/2025 03/14/2025