ML24178A358

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Memorandum - Summary of May 1 2024 Meeting with NAC International on LANL MOX Fuel
ML24178A358
Person / Time
Site: 07109225
Issue date: 06/27/2024
From: Bernie White
Storage and Transportation Licensing Branch
To: Roman C
Division of Fuel Management
Shared Package
ML24178A354 List:
References
EPID L-2023-LLA-0124
Download: ML24178A358 (1)


Text

OFFICIAL USE ONLY - PROPRIETARY INFORMATION OFFICIAL USE ONLYPROPRIETARY INFORMATION UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 MEMORANDUM TO: Cinthya Román, Deputy Director Division of Fuel Management Office of Nuclear Material Safety and Safeguards FROM: Bernard White, Senior Project Manager Storage and Transportation Licensing Branch Division of Fuel Management Office of Nuclear Material Safety and Safeguards

SUBJECT:

SUMMARY

OF MAY 1, 2024, MEETING WITH NAC INTERNATIONAL ON REVISION TO CERTIFICATE OF COMPLIANCE NO. 9225

Background

By letter dated January 11, 2024 (Agencywide Documents Access and Management System

[ADAMS] Accession No. ML24011A277), NAC International, Inc., (NAC) submitted an application for revision to Certificate of Compliance No. 9225 for the Model No. NAC-LWT transport package. The application includes a request to add Los Alamos National Laboratory mixed oxide fuel rods as an authorized content. NRC issued a request for additional information on May 10, 2024 (ML24114A027).

On May 1, 2024, a meeting was held, between NAC and the U.S. Nuclear Regulatory Commission (NRC) staff to discuss NACs proposed changes to revise its request to add Los Alamos National Laboratory mixed oxide fuel rods as an authorized content. The meeting was noticed on April 18, 2024 (ML24109A199). The list of meeting attendees is provided as. The non-proprietary presentation slides are Enclosure 2 and the proprietary meeting slides are as Enclosure 3.

Discussion NAC requested the meeting to discuss a proposed design change for the divider assembly which separates the transfer tubes which hold the mixed oxide rods. NAC stated that, in addition to the design change, it determined that the divider assembly is not needed to perform a safety function. Therefore, when NAC responds to the NRCs request for additional information, it will make the divider assembly optional.

CONTACT: Bernard White, NMSS/DFM (301) 415-6577 Enclosure 3 transmitted herewith contains proprietary information.

When separated from enclosure 3, this memo and enclosures 2 & 4 are decontrolled.June 27, 2024 Signed by White, Bernard on 06/27/24

OFFICIAL USE ONLYPROPRIETARY INFORMATION C. Román 2

NAC stated that the weight of the divider assembly is still considered in the evaluation of package weight and evaluation of center of mass. However, since it does not provide a safety function, it does not need to meet any codes and standards. NAC stated that it would not rely on the divider assembly in the criticality analysis when it replies to the NRCs request for additional information.

Docket No. 71-9225 EPID No. L-2023-LLA-0124

Enclosures:

1. Meeting Attendees
2. Non-Proprietary Meeting Slides
3. Proprietary Meeting Slides
4. Affidavit

OFFICIAL USE ONLYPROPRIETARY INFORMATION

ML24178A354(pkg), ML24 ML24178A358 (memo & encl 1),

ML24178A357 (encl 2), ML24178A356 (encl 3, non-public), ML24178A355 (encl 4)

OFFICE NMSS/DFM NMSS/DFM NMSS/DFM NMSS/DFM NAME BWhite SFigueroa YDiaz-Sanabria BWhite DATE 6/27/2024 6/27/2024 6/27/2024 6/27/2024 MEETING ATTENDEES

Meeting

Title:

SUMMARY

OF MAY 1, 2024, MEETING WITH NAC INTERNATIONAL ON REVISION TO CERTIFICATE OF COMPLIANCE NO. 9225

Participants:

NAC International and the U.S. Nuclear Regulatory Commission (NRC)

Date: May 1, 2024

NAME AFFILIATION Bernard White NRC Alexis Sotomayor-Rivera NRC Andrew Barto NRC Tom Boyce NRC Jimmy Chang NRC Loren Howe NRC James Drabble NRC Yong Kim NRC George Carver NAC International Heath Baldner NAC International Steven Fellows NAC International Jeff England NAC International Mike Valenzano NAC International Dylan Russell NAC International Holger Pfeifer NAC International Kelly Sickafoose NAC International Janet Bivens NAC International

Enclosure 1