ML23026A364

Westinghouse, January 2023 Updated Integrated Safety Analysis Summary

ML23026A364
Person / Time
Site:	Westinghouse
Issue date:	01/26/2023
From:	Donnelly P Westinghouse
To:	Office of Nuclear Material Safety and Safeguards, Document Control Desk
Shared Package
ML23026A363	List: ML23026A364
References
LTR-RAC-23-05
Download: ML23026A364 (1)

Text

Westinghouse Non-Proprietary Class 3 Page 1 of 3 Westinghouse Electric Company LLC Columbia Fuel Site 5801 Bluff Road Hopkins, South Carolina 29061-9121 USA Director, Office of Nuclear Material Safety and Safeguards Direct tel: 803-647-1957 U. S. Nuclear Regulatory Commission  :

Document Control Desk e-mail: donnelpb@westinghouse.com 11555 Rockville Pike Your ref:

Rockville, Maryland 20852-2738 Our ref: LTR-RAC-23-05 Security Related Information Notice January 26, 2023 to this letter contains security related information which is to be withheld from public disclosure in accordance with RIS 2005-31. The balance of this letter may be considered public upon removal of Enclosure 1

SUBJECT:

WESTINGHOUSE JANUARY 2023 UPDATED INTEGRATED SAFETY ANALYSIS (ISA)

SUMMARY

Westinghouse Electric Company LLC (Westinghouse) hereby submits the updated Integrated Safety Analysis (ISA) Summary for the Columbia Fuel Fabrication Facility (CFFF) in accordance with 10CFR70.72(d)(3). This submittal incorporates facility changes and the results of new or revised analyses completed within calendar year 2022 which impact the ISA Summary. The ISA changes implemented in 2022 did not require Nuclear Regulatory Commission (NRC) pre-approval under the provisions of 10CFR70.72(c).

Table 1 on pages 2 and 3 of this letter provides a listing of the impacted sections of the ISA Summary and a general description of the revisions. Changes in the enclosed ISA summary are identified by revision lines in the left margin.

If you have any questions, please contact me at (803) 647-1957.

Patrick Donnelly Patrick Donnelly (Jan 26, 2023 17:40 EST)

Patrick Donnelly Regulatory Affairs Manager Westinghouse Columbia Fuel Fabrication Facility Docket 70-1151 License SNM -1107 : January 2023 Updated ISA Summary cc: NRC, Ms. Jennifer Tobin NRC, Mr. Thomas Vukovinsky

© 2023 Westinghouse Electric Company LLC All Rights Reserved

Westinghouse Non-Proprietary Class 3 LTR-RAC-23-05 Page 2 of 3 TABLE 1: GENERAL SCOPE OF REVISIONS No. Summary Section Title 10CFR70.72 Revision Scope All All ISAs The IROFS table has been updated to include the latest information from the Janus database. The QA level was also removed from the Table for consistency with the 40-year license renewal. ISA references were also updated.

1 Plant Ventilation Incorporated facility changes and updated system description. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

2 Uranyl Nitrate Bulk Storage Incorporated facility changes and updated system description. Incorporated accident sequences to reflect seismic modifications of UN Storage Tanks.

3 Ammonium Diuranate (ADU) Incorporated facility changes and updated system description. Revised accident sequences to reflect Conversion redesign of Spiking Station #1. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

4 Safe Geometry Dissolver Incorporated facility changes. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

5 ADU Bulk Blending Incorporated facility changes.

6 Chemical Receipt & Handling Incorporated facility changes and updated process description.

7 Solvent Extraction Incorporated facility changes and updated system description. Removed or revised all accident sequences containing Perchloroethylene (PCE) since PCE is no longer contained in SOLX.

8 Pelleting Incorporated facility changes and updated system description. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

9 Cylinder Wash Incorporated facility changes and updated system description.

10 ADU Rods Incorporated facility changes and updated system description. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

11 Scrap Uranium Processing Incorporated facility changes. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

12 Integral Fuel Burnable Absorber Incorporated facility changes and updated system description. Revised Criticality Safety Evaluations (IFBA) Rods (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

13 Low Level Radioactive Waste Incorporated facility changes and updated system description. Incorporated Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

Incorporated accident sequences to reflect the Wet Combustible Material Perchloroethylene (PCE)

Removal System and storage of WCM drums containing PCE.

14 IFBA Processing Incorporated facility changes. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

15 Wastewater Treatment Incorporated facility changes and updated system description. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

Westinghouse Non-Proprietary Class 3 LTR-RAC-23-05 Page 3 of 3 No. Summary Section Title 10CFR70.72 Revision Scope 16 Storage of Uranium Bearing Materials Incorporated facility changes and updated system description. Revised Criticality Safety Evaluations (CSEs) including associated fault trees, cut sets, and subcritical by geometry scenarios.

17 Final Assembly Incorporated facility changes and updated system description.

18 Laboratories Incorporated facility changes and updated system description.

19 Hoods and Containment Incorporated facility changes.

20 Erbia Incorporated facility changes.

S&S Site and Structures Incorporated facility changes and updated system description.