ML25217A455

Triso-X, LLC - Human Factors Supplemental Information for the TRISO-X License Application

ML25217A455
Person / Time
Site:	Triso-X
Issue date:	08/05/2025
From:	Wheeler J Triso-X
To:	Office of Nuclear Material Safety and Safeguards, Document Control Desk
Shared Package
ML25217A454	List: ML25217A455
References
TX0-REG-LTR-0082
Download: ML25217A455 (1)

Text

TRISO-X, LLC 151 Lafayette Drive, Suite 300 Oak Ridge, TN 37830 TX0-REG-LTR-0082 THE ENCLOSURES TO THIS LETTER CONTAIN SECURITY-RELATED INFORMATION -

WITHHOLD IN ACCORDANCE WITH 10 CFR 2.390 WHEN DETACHED - HANDLE THIS PAGE AS DECONTROLLED THE ENCLOSURES TO THIS LETTER CONTAIN SECURITY-RELATED INFORMATION -

WITHHOLD IN ACCORDANCE WITH 10 CFR 2.390 ELECTRONIC DELIVERY August 5, 2025 Director, Office of Nuclear Material Safety and Safeguards U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001

References:

1)

Docket No. 70-7027

2)

TRISO-X letter from Jennifer Wheeler to Director, Office of Nuclear Material Safety and Safeguards, TRISO-X Fuel Fabrication Facility License Application Submittal, dated April 5, 2022

3)

NRC letter from Matthew Bartlett, Senior Project Manager, Fuel Facility Licensing Branch, to Jennifer K. Wheeler, Request for Additional Information as Set 9 for the Human Factors Review Regarding the TRISO-X, LLC License Application for a New Fuel Fabrication Facility (Enterprise Project Identification Number L-2022-NEW-0005), dated March 21, 2025

4)

TRISO-X letter from Jennifer Wheeler, Vice President, Regulatory Affairs, to Director, Office of Nuclear Material Safety and Safeguards, Response to Request for Additional Information Set 9 (Human Factors) for the TRISO-X License Application, dated April 4, 2025

5)

NRC Memorandum to Samantha Lav, Chief, Fuel Facility Licensing Branch, Summary of Meeting Held on May 16, 2025, to Discuss a Request for Supplements to the Human Factors Request for Additional Information Responses for TRISO-X, LLC, (Enterprise Project Identifier L-2022-PMP-0005), dated June 23, 2025

Subject:

Human Factors Supplemental Information for the TRISO-X License Application TRISO-X, LLC (TRISO-X) hereby submits supplemental information for the responses to the Request for Additional Information (RAI) dated April 4, 2025 (Reference 4), regarding the review of the License Application for the TRISO-X Fuel Fabrication Facility (Reference 2). The original RAIs were transmitted by letter dated March 21, 2025 (Reference 3).

The NRC and TRISO-X held a meeting via Microsoft Teams on May 16, 2025 (Reference 5) to discuss the human factors portion of the TRISO-X license application review. An additional

TX0-REG-LTR-0082 THE ENCLOSURES TO THIS LETTER CONTAIN SECURITY-RELATED INFORMATION -

WITHHOLD IN ACCORDANCE WITH 10 CFR 2.390 THE ENCLOSURES TO THIS LETTER CONTAIN SECURITY-RELATED INFORMATION -

WITHHOLD IN ACCORDANCE WITH 10 CFR 2.390 WHEN DETACHED - HANDLE THIS PAGE AS DECONTROLLED discussion was held on May 21, 2025, during the in-person site visit for the Integrated Safety Analysis horizontal and vertical slice review. TRISO-X agreed to provide supplemental information for the responses to RAI-4 and RAI-5 (Reference 4). The enclosures to this letter contain the subject supplemental information.

Requests for Withholding Portions of the enclosed submittal contain information that TRISO-X requests be withheld from public disclosure. The following regulations and guidance were consulted to develop the document markings and specific withholding requests as noted in the description of each enclosures contents.

10 CFR 2.390, Public inspections, exemptions, requests for withholding NRC Regulatory Issue Summary 2005-31, Revision 1, Control of Security-Related Sensitive Unclassified Non-Safeguards Information Handled by Individuals, Firms, and Entities Subject to NRC Regulation of the Use of Source, Byproduct, and Special Nuclear Material Summary of this Submittal The following Enclosures are included with this letter.

- Human Factors Supplemental Information for the Responses to RAI-4 and RAI-5 (Security-Related Information)

- Human Factors Plan (Security-Related Information)

If there are questions or if additional information is required, please contact me at (865) 850-0893 or jwheeler@triso-x.com.

Sincerely, Jennifer K. Wheeler, P.E.

Vice President, Regulatory Affairs TRISO-X, LLC 151 Lafayette Drive, Suite 300 Oak Ridge, TN 37830 Copy: Mr. Matthew Bartlett, US NRC, NMSS TRISO-X Regulatory Records File