ML25057A366

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January 24, 2025, and February 4, 2025, Summary of Teleconferences with Union Electric Company to Discuss Supplemental Information Needed for Proposed Alternatives to Certain ASME Code,Section XI, Requirements the Callaway Plant
ML25057A366
Person / Time
Site: Callaway Ameren icon.png
Issue date: 03/06/2025
From: Mahesh Chawla
Plant Licensing Branch IV
To:
Chawla M
References
EPID L-2024-LLR-0084
Download: ML25057A366 (1)


Text

March 6, 2025 LICENSEE:

Union Electric Company FACILITY:

Callaway Plant, Unit No. 1

SUBJECT:

SUMMARY

OF JANUARY 24, 2025, AND FEBRUARY 4, 2025, TELECONFERENCES WITH UNION ELECTRIC COMPANY TO DISCUSS SUPPLEMENTAL INFORMATION NEEDED FOR THE PROPOSED ALTERNATIVES TO CERTAIN ASME CODE, SECTION XI, REQUIREMENTS FOR CALLAWAY PLANT, UNIT NO. 1 (EPID L-2024-LLR-0084)

On January 24, 2025, an Observation public meeting was held between the U.S. Nuclear Regulatory Commission (NRC) and representatives of Union Electric Company, doing business as Ameren Missouri (the licensee) via teleconference. The purpose of the meeting was to discuss supplemental information needed for the proposed alternatives to certain American Society of Mechanical Engineers Boiler and Pressure Vessel Code (ASME Code),Section XI, requirements for Callaway Plant, Unit No. 1, as documented in the supplemental information request dated January 21, 2025 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML25022A012). The meeting notice and agenda, dated January 23, 2025, are available in ADAMS at ML25023A157. Enclosed is a list of attendees at the meeting.

During the meeting, the NRC staff discussed why the proposed alternatives could not be reviewed as proposed and the type of information that could be provided in response to the request. The NRC staff also discussed the timelines for the submittal of the supplement and the completion of the review.

Subsequently, on February 4, 2025, a second Observation public meeting was held to further discuss the details on how to address the NRC staffs concerns. The meeting notice and agenda dated January 30, 2025 are available in ADAMS at ML25030A254.

To support the second teleconference, the licensee made available two preliminary supplements (ML25034A253 and ML25034A255) to revise the original proposed alternative. During the teleconference the NRC staff discussed the details in the preliminary supplements for the revised proposed alternative and identified information that the licensee should include in the supplements to be submitted on the docket. Per the discussion during the teleconference, the licensee submitted the revised supplements on February 24, 2025 (Package ML25055A151).

No regulatory decisions were made as a result of these teleconferences. No members of the public identified themselves on the teleconferences. No public meeting feedback forms were received.

Please direct any inquiries to me at 301-415-8371, or Mahesh.Chawla@nrc.gov.

/RA/

Mahesh Chawla, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-483

Enclosure:

List of Attendees cc: Listserv

Enclosure LIST OF ATTENDEES JANUARY 24, 2025, AND FEBRUARY 4, 2025, MEETINGS WITH UNION ELECTRIC COMPANY TO DISCUSS SUPPLEMENTAL INFORMATION NEEDED FOR PROPOSED ALTERNATIVES TO CERTAIN ASME CODE, SECTION XI, REQUIREMENTS CALLAWAY PLANT, UNIT NO. 1 U.S. Nuclear Regulatory Commission Tony Nakanishi, NRR Mahesh Chawla, NRR Dennis Galvin, NRR John Honcharik, NRR Matthew Mitchell, NRR Ami Agrawal, Region IV Michael Bloodgood Region IV Nathan Brown Region IV James Drake, Region IV Scott Schwind, Region IV Cody Sigel, Region IV Greg Warnick, Region IV Union Electric Company Jeremy Claunch Patrick Downey Thomas Elwood Bob Eskens Ben Groner Dan Pallardy Joshua Schroer Erin Smith Todd Witt Nolan Wunderlich Jesse Hutchinson

ML25062A266 (Package)

ML25023A157 ML25030A254 (Meeting Notices)

ML25057A366 (Meeting Summary)

ML25034A253 ML25034A255 (Preliminary Supplements)

  • concurrence by email OFFICE NRR/DORL/LPL4/PM*

NRR/DORL/LPL4/PM NRR/DORL/LPL4/LA*

NAME DGalvin MChawla PBlechman DATE 2/25/2025 2/25/2025 3/5/2025 OFFICE NRR/DNRL/NPHP/BC*

NRR/DORL/LPL4/BC*

NRR/DORL/LPL4/PM*

NAME MMitchell TNakanishi MChawla DATE 2/21/2025 3/6/2025 3/6/2025