ML19241A548

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X-Energy, LLC, QAPD Acceptance Review Letter
ML19241A548
Person / Time
Site: 99902071
Issue date: 09/09/2019
From: Steven Lynch
Office of New Reactors
To: Bowers H
X-Energy
Vechioli L, NRO/DAR/ARPB, 415-6035
References
CAC 00431
Download: ML19241A548 (3)


Text

September 09, 2019 Mr. Harlan Bowers President X Energy, LLC 801 Thompson Avenue Rockville, MD 20852

SUBJECT:

X-ENERGY, LLC - ACCEPTANCE OF THE QUALITY ASSURANCE PROGRAM DESCRIPTION FOR DESIGN CERTIFICATION OF THE X-ENERGY XE-100 REACTOR (CAC NO. 00431)

Dear Mr. Bowers:

By letter dated July 31, 2019, X Energy, LLC (X-Energy), submitted for U.S. Nuclear Regulatory Commission (NRC) staff review its quality assurance program description for the design certification of the X-Energy Xe-100 reactor (Agencywide Documents Access and Management System Accession No. ML19213A059). The NRC staff has performed an acceptance review of the quality assurance program plan description and found that it contains sufficient information to enable the staff to complete a detailed technical review. Notwithstanding the acceptance review, the NRC staff may require additional information to complete the detailed technical review. If needed, the NRC staff will request this information by separate correspondence by November 2019.

Based on the acceptance review, the NRC staff expects to issue a safety evaluation by the end of March 2020. This date could change as a result of several factors, including the need for and timeliness of responses to requests for additional information, unanticipated changes to the scope of the review, and unsolicited supplements to the topical report. Additionally, the staff will notify the Advisory Committee on Reactor Safeguards (ACRS) of this program description and may choose to discuss it at an ACRS meeting, which could impact the staffs schedule for issuing the final safety evaluation.

If the forecasted completion date of the review or interim milestones change, the NRC staff will notify X-Energy in writing of the new date and explain the reason for the change. The NRC staff estimates that the review will require approximately 150 staff hours, including project management time.

Title 10 of the Code of Federal Regulations 170.21, Schedule of Fees for Production and Utilization Facilities, Review of Standard Referenced Design Approvals, Special Projects, Inspections, and Import and Export Licenses, requires approvals and pre-application and licensing activities to be subject to fees based on the full cost of the review. X-Energy did not request a fee waiver for the cost of this review; therefore, the NRC will bill staff hours to X-Energy accordingly.

H. Bowers 2 The review schedule milestones were discussed and agreed to during a phone call on August 26, 2019, among Clint Medlock, project manager, Southern Co.; Brandon Waites, New Projects manager, Southern Co.; Amy Cubbage, senior project manager, NRC; and Lucieann Vechioli, project manager, NRC.

If you have questions about this matter, please contact Lucieann Vechioli at (301) 415-6035 or Lucieann.VechioliFeliciano@nrc.gov.

Sincerely,

/RA/

Steven T. Lynch, Acting Chief Advanced Reactor Licensing Branch Division of Advanced Reactors Office of New Reactors Project No.: 99902071

H. Bowers 3 X-ENERGY, LLC - ACCEPTANCE OF THE QUALITY ASSURANCE PROGRAM DESCRIPTION FOR DESIGN CERTIFICATION OF THE X-ENERGY XE-100 REACTOR (CAC NO. 00431) - DATED- September 09, 2019 DISTRIBUTION:

Public JMonninger LVechioli SLynch KKavanagh RidsAcrsAcnw_MailCTRResource RidsOgcMailCenterResource RIdsOpaMailResource ADAMS Accession Number: ML19241A548 *via -email NRO-002 OFFICE NRO/DAR NRO/DAR NAME LVechioli* SLynch DATE 08/28/2019 09/09/2019 OFFICIAL RECORD COPY