ML25205A133
| ML25205A133 | |
| Person / Time | |
|---|---|
| Site: | Callaway  |
| Issue date: | 08/04/2025 |
| From: | Mahesh Chawla NRC/NRR/DORL/LPL4 |
| To: | Diya F Union Electric Co |
| Chawla M | |
| References | |
| EPID L-2025-LLR-0059 | |
| Download: ML25205A133 (1) | |
Text
August 4, 2025 LICENSEE:
Union Electric Company FACILITY:
Callaway Plant, Unit No. 1
SUBJECT:
SUMMARY
OF JUNE 18, 2025, CLOSED TELECONFERENCE WITH UNION ELECTRIC COMPANY REGARDING RELIEF REQUEST I5R ALTERNATE REPAIR OF REACTOR VESSEL BOTTOM MOUNTED INSTRUMENTATION NOZZLES FOR CALLAWAY PLANT, UNIT NO. 1 (EPID L-2025-LLR-0059)
On June 18, 2025, a closed meeting was held between the U.S. Nuclear Regulatory Commission (NRC) staff and representatives of Union Electric Company, doing business as Ameren Missouri (the licensee), via teleconference. The purpose of the meeting was to discuss Proprietary Information provided in the submittal of Relief Request I5R-02, and inspection results of repaired reactor pressure vessel (RPV) bottom mounted instrument (BMI) nozzles at Callaway Plant, Unit 1.
The licensee submitted the subject relief request dated June 11, 202 (Agencywide Documents Access and Management System (ADAMS) Package Accession No. ML25163A037). The meeting notice and agenda, dated May 20, 2025, are available in ADAMS at Accession No. ML25168A330. Enclosed is a list of attendees at the meeting.
During the meeting, the NRC staff discussed discrepancies in classification of proprietary information. The staff also had additional questions relating to inspection results of repaired RPV BMI nozzles.
No regulatory decisions were made during this teleconference. If you have any questions, please contact me at 301-415-8371 or via email at Mahesh.Chawla@nrc.gov.
/RA/
Mahesh L. 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 JUNE 18, 2025, CLOSED MEETING WITH UNION ELECTRIC COMPANY REGARDING RELIEF REQUEST I5R ALTERNATE REPAIR OF REACTOR VESSEL BOTTOM MOUNTED INSTRUMENTATION NOZZLES FOR CALLAWAY PLANT, UNIT NO. 1 U.S. NUCLEAR REGULATORY COMMISSION NAME TITLE DIVISION Mahesh Chawla Project Manager NRR1/DORL2/LPL43 Tony Nakanishi Branch Chief William Orders Senior Project Manager Matthew Mitchell Branch Chief NRR/DNRL4/NPHP5 Jay Collins Senior Materials Engineer Angie Buford Branch Chief NRR/DNRL/NVIB6 John Tsao Senior Materials Engineer Ami Agrawal Branch Chief Region IV UNION ELECTRIC COMPANY NAME TITLE DIVISION Erin Smith Licensing Engineer Regulatory Affairs and Licensing Jeremy Morton Supervising Engineer EFIN FRAMATOME NAME TITLE DIVISION Brandon Caldwell Project Engineer Engineering Analysis Stacey Yoder Analysis Engineer Materials Analysis David Mancier Supervisor Component Repair Design Kaihong Wang Analysis Engineer Fracture Mechanics Craig Wicker Supervisor Materials Analysis Bogdan Wasiluk Supervisor Fracture Mechanics Rhimou Sulldi Supervisor Component Analysis 1 Office of Nuclear Reactor Regulation 2 Division of Operating Reactor Licensing 3 Plant Licensing Branch IV 4 Division of New and Renewed Licenses 5 Piping and Head Penetrations Branch 6 Vessels and Internals Branch
ML25205A189 (Package)
ML25168A330 (Meeting Notice)
ML25140A461 (Draft Relief Request)
ML25205A133 (Meeting Summary)
OFFICE NRR/DORL/LPL4/PM NRR/DORL/LPL4/LA NRR/DNRL/NVIB/BC NAME MChawla PBlechman ABuford DATE 7/23/2025 7/28/2025 7/29/2025 OFFICE NRR/DNRL/NPHP/BC NRR/DORL/LPL/BC NRR/DORL/LPL4/PM NAME MMitchell TNakanishi MChawla DATE 7/29/2025 7/31/2025 8/4/2025