ML24355A181

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GEH BWRX-300 SMR - FW Re GE Vernova Hitachi BWRX-300 Safety Strategy - Draft Request for Additional Information Regarding Postulated Loss-of-Coolant Accidents for the BWRX-300 Design
ML24355A181
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Site: 99900003
Issue date: 12/20/2024
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NRC
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Download: ML24355A181 (4)


Text

From:

Carolyn Lauron Sent:

Friday, December 20, 2024 1:54 PM To:

GEH-BWRX-300DocsPEm Resource

Subject:

FW: RE: GE Vernova Hitachi BWRX-300 Safety Strategy - Draft Request for Additional Information regarding Postulated Loss-of-Coolant Accidents for the BWRX-300 Design (EPID: L-2022-TOP-0023)

From: Roberts Banks, Kelli (GE Vernova) <Kelli.RobertsBanks@ge.com>

Sent: Friday, December 6, 2024 12:57 PM To: Carolyn Lauron <Carolyn.Lauron@nrc.gov>; Catts, Michelle (GE Vernova) <Michelle.Catts@ge.com>

Cc: Montgomery, Richard (GE Vernova) <Richard.Montgomery@ge.com>; Bennett, Bruce (GE Vernova)

<Bruce.Bennett1@ge.com>; Michele Sampson (She/Her/Hers) <Michele.Sampson@nrc.gov>; Samuel Lee <Samuel.Lee@nrc.gov>; Michelle Hayes <Michelle.Hayes@nrc.gov>; Jim Shea

<James.Shea@nrc.gov>; Jordan Glisan <Jordan.Glisan@nrc.gov>; Sean Gallagher

<Sean.Gallagher@nrc.gov>; Rebecca Patton <Rebecca.Karas@nrc.gov>; Santosh Bhatt

<Santosh.Bhatt@nrc.gov>; Karkour, Suzanne (GE Vernova) <SUZANNE.KARKOUR@ge.com>

Subject:

[External_Sender] RE: GE Vernova Hitachi BWRX-300 Safety Strategy - Draft Request for Additional Information regarding Postulated Loss-of-Coolant Accidents for the BWRX-300 Design (EPID:

L-2022-TOP-0023)

Thank you, Carolyn, We appreciate NRC staffs efforts to move this topic forward. In response to your three requests below, GE offers the following:

1. Yes, GE would like to have a clarification call on this draft RAI. Based on the available dates you provided in a separate email, GE proposes Tuesday, 12/17, 10 a.m.-11 a.m.,

for this clarification call. When sending the invite for this clarification call, please include the individuals listed below.

2. If issued prior to 1/6, GE requests 60 calendar days from the time of RAI issuance to respond to the RAI. Otherwise, GE requests 45 calendar days from the time of RAI issuance to respond to the RAI.
3. GE has one technical correction to the draft RAI, as well as proprietary concerns. GE has compiled these into a single document and posted to the Safety Strategy LTR Audit page of the ERR in a new folder titled RAIs.

Invitees for 12/17 clarification call:

Roberts Banks, Kelli (GE Vernova) Kelli.RobertsBanks@ge.com; Montgomery, Richard (GE Vernova) Richard.Montgomery@ge.com; Karkour, Suzanne (GE Vernova) SUZANNE.KARKOUR@ge.com; Catts, Michelle (GE Vernova) Michelle.Catts@ge.com; Wadkins, George (GE Vernova) George.Wadkins@ge.com; Hinds, David H (GE Vernova) david.hinds@ge.com; Dahlgren, Christer (GE Vernova) Christer.Dahlgren@ge.com; Miers, Sean (GE Vernova) sean.miers@ge.com; Watford, Glen A. (GE Vernova) glen.watford@ge.com;

Schiele, Raymond Joseph rjschiele@tva.gov; McDermott, Brian Joseph bmcdermott@tva.gov; paulina.herrera@opg.com; kenton.mcmeekin@opg.com; If you have questions or want to discuss, please let me know.

Thanks!

Kelli Banks l General Electric Vernova Sr Engineer - Technical Regulations and Standards phone: 229.942.7383 l Kelli.RobertsBanks@ge.com From: Carolyn Lauron <Carolyn.Lauron@nrc.gov>

Sent: Monday, December 2, 2024 1:38 PM To: Catts, Michelle (GE Vernova) <Michelle.Catts@ge.com>

Cc: Montgomery, Richard (GE Vernova) <Richard.Montgomery@ge.com>; Roberts Banks, Kelli (GE Vernova) <Kelli.RobertsBanks@ge.com>; Bennett, Bruce (GE Vernova) <Bruce.Bennett1@ge.com>;

Michele Sampson (She/Her/Hers) <Michele.Sampson@nrc.gov>; Samuel Lee <Samuel.Lee@nrc.gov>;

Michelle Hayes <Michelle.Hayes@nrc.gov>; Jim Shea <James.Shea@nrc.gov>; Jordan Glisan

<Jordan.Glisan@nrc.gov>; Sean Gallagher <Sean.Gallagher@nrc.gov>; Rebecca Patton

<Rebecca.Karas@nrc.gov>; Santosh Bhatt <Santosh.Bhatt@nrc.gov>

Subject:

EXT: GE Vernova Hitachi BWRX-300 Safety Strategy - Draft Request for Additional Information regarding Postulated Loss-of-Coolant Accidents for the BWRX-300 Design (EPID: L-2022-TOP-0023)

WARNING: This email originated from outside of GE. Please validate the sender's email address before clicking on links or attachments as they may not be safe.

Michelle Catts, Nuclear Programs Leader GE Vernova Hitachi 3901 Castle Hayne Road Wilmington, NC 28402 USA

Dear Michelle Catts:

The purpose of this email is to notify you of the availability of the subject draft Request for Additional Information (RAI) in BOX.

The draft RAI is provided to GEH to ensure that the request is understandable and that the regulatory basis for the request is clear.

The draft RAI is related to the NRC staff review of Revision 1 of licensing topical report (LTR) NEDC-33934P/NEDO-33934, BWRX-300 Safety Strategy Licensing Topical Report, submitted by letter dated June 21, 2024 (Agencywide Documents Management and Access System (ADAMS) Package Accession No. ML24173A199). The NRC issued an audit plan on July 16, 2024, to seek clarification, gain understanding, and verify information related to the subject LTR, and to identify whether information is needed to support a regulatory finding and subsequently submitted on the docket (ADAMS Package ML24144A188). During the audit, the NRC staff identified additional information needed to complete its review related to postulated loss-of-coolant accidents for the BWRX-300 design.

Within 5 business days of this email, please respond to the following:

1. Does GEH need a clarification call regarding the RAI?
2. Can GEH respond to the RAI within 30 days of this email? If not, how long will it take for GEH to respond and the basis for the additional time?
3. Is the draft RAI correctly marked for Sensitive Unclassified Nonsafeguards Information?

If you have questions or need additional information, please contact me.

Thank you, Carolyn Lauron, Project Manager Licensing and Regulatory Infrastructure Branch Division of New and Renewed Licenses Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission

Hearing Identifier:

GEH_BWRX300_Docs_Public Email Number:

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Subject:

FW RE GE Vernova Hitachi BWRX-300 Safety Strategy - Draft Request for Additional Information regarding Postulated Loss-of-Coolant Accidents for the BWRX-300 Design (EPID L-2022-TOP-0023)

Sent Date:

12/20/2024 1:53:42 PM Received Date:

12/20/2024 1:53:45 PM From:

Carolyn Lauron Created By:

Carolyn.Lauron@nrc.gov Recipients:

"GEH-BWRX-300DocsPEm Resource" <GEH-BWRX-300DocsPEm.Resource@usnrc.onmicrosoft.com>

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