ML18317A276

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Audit Summary for Nuscale Topical Report TR-0915-17564, Revision 1, Subchannel Analysis Methodology.
ML18317A276
Person / Time
Site: NuScale
Issue date: 11/14/2018
From: Bavol B
NRC/NRO/DLSE/LB1
To: Samson Lee
NRC/NRO/DLSE/LB1
Bavol B M/NRO/6715
Shared Package
ML18317A274 List:
References
Download: ML18317A276 (3)


Text

OFFICIAL USE ONLY PROPRIETARY INFORMATION November 14, 2018 MEMORANDUM TO: Samuel S. Lee, Chief Licensing Branch 1 Division of Licensing, Siting, and Environmental Analysis Office of New Reactors FROM: Bruce M. Bavol, Project Manager /RA/

Licensing Branch 1 Division of Licensing, Siting, and Environmental Analysis Office of New Reactors

SUBJECT:

AUDIT

SUMMARY

FOR NUSCALE POWER, LLC TOPICAL REPORT TR-0915-17564, REVISION 1, SUBCHANNEL ANALYSIS METHODOLOGY The U.S. Nuclear Regulatory Commission (NRC) staff conducted a Stage 1 audit on July 12, 2017 - August 14, 2017, followed by a Stage 2 audit on November 3, 2017 - March 19, 2018, to review Topical Report (TR) TR-0915-17564, Revision 1, Subchannel Analysis Methodology.

The purpose of the NRCs regulatory audit of NuScale TR-0915-17564, Revision 1, was to: (1) gain a better understanding of the bases underlying the NuScale Subchannel Analysis Methodology and confirm the staffs understanding; (2) better understand if the methodology meets NRC regulations and conforms to any applicable regulatory guidance; and (3) develop requests for additional information.

The enclosed audit summary describes the content of the review, identifies the audit participants, and audit exit observations.

Prior to placing the public version of this document in the publicly available records component of NRCs Agencywide Documents and Access Management System (ADAMS), the NRC staff requests that NuScale perform a final review of the audit summary for proprietary or security related information not previously identified. If you believe that any additional information meets the criteria, please identify such information line by line and define the basis pursuant to the criteria established in Title 10 of the Code of Federal Regulations, Part 2, Section 390, Public inspections, exemptions, requests for withholding.

CONTACT: Bruce Bavol, NRO/DLSE Document transmitted herewith 301-415-6715 contains sensitive unclassified information. When separated from the enclosure, this document is DECONTROLLED.

OFFICIAL USE ONLY PROPRIETARY INFORMATION

OFFICIAL USE ONLY PROPRIETARY INFORMATION S. Lee 2 If after a 10-day period, you do not request that all or portions of the audit summary be withheld from public disclosure, the public version of this document will be made available for public inspection through the publicly available records component of NRCs ADAMS.

Docket No.52-048

Enclosures:

1. Audit Summary - (Non-Proprietary)
2. Audit Summary - (Proprietary) cc w/encl.: DC NuScale Power, LLC Listserv (w/o Enclosure 2)

OFFICIAL USE ONLY PROPRIETARY INFORMATION

OFFICIAL USE ONLY PROPRIETARY INFORMATION S. Lee 3

SUBJECT:

AUDIT

SUMMARY

FOR NUSCALE POWER, LLC TOPICAL REPORT TR-0915-17564, REVISION 1, SUBCHANNEL ANALYSIS METHODOLOGY, DATED: November 14, 2018 DISTRIBUTION:

PUBLIC SLee, NRO BBavol, NRO RidsOgcMailCenter BKaras, NRO JSchmidt DJackson, NRO GCranston, NRO SHaider, NRO RidsAcrsAcnwMailCenter RidsNroDsra ADAMS Accession Number:

Pkg: ML18317A274 Memo: ML18317A276 Enclosure No. 1: ML18317A277 Enclosure No. 2: ML18317A275 *via email NRO-002 OFFICE NRO/DLSE/LB1: (PM) NRO/DLSE/LB1: (LA) NRO/DSRA/SRSB (BC) NRO/DLSE/LB1 (BC)

NAME BBavol MMoore* BKaras* SLee DATE 11/14/18 11/08/18 11/13/18 11/14/18 OFFICIAL RECORD COPY OFFICIAL USE ONLY PROPRIETARY INFORMATION