ML24340A130

Rulemaking Memo Magnastor Issuance of Amendment No 15

ML24340A130
Person / Time
Site:	07001031
Issue date:	01/12/2025
From:	Yoira Diaz-Sanabria Storage and Transportation Licensing Branch
To:	James Shepherd NRC/NMSS/DREFS/MRPB
Shared Package
ML24340A129	List: ML24340A130 ML24340A131 ML24340A132 ML24340A133 ML24340A134
References
CAC 001028, EPID L-2023-LLA-0143
Download: ML24340A130 (1)

Text

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 MEMORANDUM TO:

Jill Shepherd, Chief Materials Rulemaking and Project Management Branch Division of Rulemaking, Environmental, and Financial Support Office of Nuclear Material Safety and Safeguards FROM:

Yoira Diaz-Sanabria, Chief Storage and Transportation Licensing Branch Division of Fuel Management Office of Nuclear Material Safety and Safeguards

SUBJECT:

USER NEED FOR RULEMAKING FOR AMENDMENT NO. 15 TO MAGNASTOR NO. 1031 SYSTEM The purpose of this communication is to request support for rulemaking activities in the Division of Fuel Management (DFM) for the following Title 10, Code of Federal Regulations (10 CFR)

Part 72 licensing action:

1.

Changes to 10 CFR 72.214 rule text (changes appear in bold):

Certificate Number: 1031.

Initial Certificate Effective Date: February 4, 2009, superseded by Initial Certificate, Revision 1, on February 1, 2016, superseded by Initial Certificate, Revision 2, on October 16, 2023, superseded by Initial Certificate, Revision 3, on [TBD].

Amendment Number 1 Effective Date: August 30, 2010, superseded by Amendment Number 1, Revision 1, on February 1, 2016, superseded by Amendment Number 1, Revision 2, on October 16, 2023, superseded by Amendment Number 1, Revision 3, on

[TBD].

Amendment Number 2 Effective Date: January 30, 2012, superseded by Amendment Number 2, Revision 1, on February 1, 2016, superseded by Amendment Number 2, Revision 2, on October 16, 2023, superseded by Amendment Number 2, Revision 3, on

[TBD].

Amendment Number 3 Effective Date: July 25, 2013, superseded by Amendment Number 3, Revision 1, on February 1, 2016, superseded by Amendment Number 3, Revision 2, on October 16, 2023, superseded by Amendment Number 3, Revision 3, on [TBD].

Amendment Number 4 Effective Date: April 14, 2015, superseded by Amendment Number 4, Revision 1, on October 16, 2023, superseded by Amendment Number 4, Revision 2, on

[TBD].

January 12, 2025 Signed by Diaz-Sanabria, Yoira on 01/12/25

J. Shepherd 2

Amendment Number 5 Effective Date: June 29, 2015, superseded by Amendment Number 5, Revision 1, on October 16, 2023, superseded by Amendment Number 5, Revision 2, on

[TBD].

Amendment Number 6 Effective Date: December 21, 2016, superseded by Amendment Number 6, Revision 1, on October 16, 2023, superseded by Amendment Number 6, Revision 2, on [TBD].

Amendment Number 7 Effective Date: August 21, 2017, as corrected (ADAMS Accession No. ML19045A346), superseded by Amendment Number 7, Revision 1, on October 16, 2023, superseded by Amendment Number 7, Revision 2, on [TBD].

Amendment Number 8, Effective Date: March 24, 2020, superseded by Amendment Number 8, Revision 1, on October 16, 2023, superseded by Amendment Number 8, Revision 2, on [TBD].

Amendment Number 9, Effective Date: December 7, 2020, superseded by Amendment Number 9, Revision 1, on October 16, 2023, superseded by Amendment Number 9, Revision 2, on [TBD].

Amendment Number 10, Effective Date: January 18, 2023, superseded by Amendment Number 10, Revision 1, on [TBD].

Amendment Number 11, Effective Date: October 16, 2023, superseded by Amendment Number 11, Revision 1, on [TBD].

Amendment Number 12, Effective Date: October 16, 2023, superseded by Amendment Number 12, Revision 1, on [TBD].

Amendment Number 13, Effective Date: November 19, 2024, superseded by Amendment Number 13, Revision 1, on [TBD]

Amendment Number 14, Effective Date: [TBD].

Amendment Number 15, Effective Date: [TBD].

SAR Submitted by: NAC International, Inc.

SAR

Title:

Final Safety Analysis Report for the MAGNASTOR System.

Docket Number: 72-1031.

Certificate Expiration Date: February 4, 2029.

Model Number: MAGNASTOR.

2.

Use the following text for the purpose and scope of the amendment:

Change No. 1:

Add a new variation of the Lightweight MAGNASTOR Transfer Cask (LMTC) Reduced Width LMTC.

Change No. 2:

Add a new concrete cask design known as CC8. The CC8 is based on the CC7 configuration and uses high density concrete for enhanced shielding.

Change No. 3:

Increase the maximum system heat load capacity.

J. Shepherd 3

Change No. 4:

Add new pressurized-water reactor (PWR) loading patterns L, M, and N, (pattern N is a short loading pattern).

Change No. 5:

Add a thermal shunt to allow for short loading patterns.

Change No. 6:

Add new boiling water reactor loading patterns E and F.

Change No. 7:

Remove 5 percent burnup "penalty".

Change No. 8:

Increase the Passive MAGNASTOR Transfer Cask (PMTC) heat load (30kW to 35.5kW including preferential loading pattern B)".

Change No. 9:

Revise previously approved drawings for the concrete cask for the CC8, PMTC, and LMTC.

Change No. 10:

Revise Technical Specifications (TS), Appendix A to include increased heat loads and loading patterns.

Change No. 11:

Revise TS, Appendix B to include increased heat loads and loading patterns and removal of cool-time tables B2-13 through B2-43.

Change No. 12:

Add two new PWR fuel types to support future site operations, resulting in revisions to structural, thermal, shielding and criticality chapters of the final safety analysis report.

Change No. 13:

Modify the Transportable Storage Canister lid to allow additional clearance near the top center of the basket.

Change No. 14:

Revise license drawings 71160-584, -585, -684 and -685.

Change No. 15:

Correct and clarify the principal design criteria, operating procedures, and the acceptance criteria and maintenance program 3.

The proposed certificate of compliance, TS, and preliminary safety evaluation report have been placed in ADAMS (see ADAMS references below) and are available for your use in the rulemaking package. DFM will designate these documents as Official Agency Records after the Executive Director for Operations has approved the package (ML24340A129).

The Office of the General Counsel has reviewed this memorandum with its referenced documents and has no legal objection to its contents.

J. Shepherd 4

Docket No. 72-1031 CAC No. 001028 EPID: L-2023-LLA-0143 ADAMS

References:

1.

Proposed MAGNASTOR 1031 Amendment No. 15 Certificate of Compliance (ML24340A131) 2.

Proposed TS Appendix A (ML24340A132) 3.

Proposed TS Appendix B (ML24340A133) 4.

Preliminary Safety Evaluation Report (ML24340A134)

ML24340A129 (Package); ML24340A130(Memo);

ML24340A131(Proposed CoC); ML24340A132(App. A); ML24340A133(App. B);

ML24340A134(SER)

OFFICE NMSS/DFM NMSS/DFM NMSS/DFM NMSS/DFM NAME DHabib JGoodridge for WWheatley EGoldfeiz JSolis DATE 12/8/2024 12/9/2024 12/9/2024 12/10/2024 OFFICE NMSS/DFM NMSS/DFM NMSS/DFM NMSS/DFM NAME TGovan JSmith ELove DJohnson DATE 12/10/2024 12/10/2024 12/10/2024 12/10/2024 OFFICE NMSS/DFM NMSS/DFM NMSS/DFM NMSS/DFM NAME HRodriguez GZhao TBoyce CSydnor DATE 12/10/2024 12/11/2024 12/11/2024 12/12/2024 OFFICE OGC-NLO NMSS/DFM NAME RSiegman YDiaz-Sanabria DATE 01/8/2025 01/12/2025