United States Nuclear Regulatory Commission - Protecting People and the Environment

Public Meetings About Reactor Coolant System Weld Issues

This page includes links to files in non-HTML format. See Plugins, Viewers, and Other Tools for more information.

Date Description
10/23/2008

Category 2 Meeting – Meeting with the Nuclear Energy Institute (NEI) on technical basis for preemptive weld overlays for alloy 82/182 butt welds in pressurized water reactors (MRP-169)

Contact:  Tanya M. Mensah, 301-415-3610

09/18/2008

Public Meeting with Nuclear Energy Institute and Industry regarding inlay and only applications on DMBW

Contact: John Tsao, 301-415-2702

02/21/2008

Category 2 Meeting – Meeting with the Nuclear Energy Institute (NEI) on Materials Reliability Program (MRP) Initiative related to PWSCC

Contact: John Tsao, 301-415-2702

7/17/08 – 7/18/08

Category 2 Meeting - Meeting Between the Nuclear Regulatory Commission (NRC) Staff, Industry Representatives, and Electric Power Research Institute/Materials Reliability Project Representatives on Alloy 690/52/152 Research and Areas of Possible Collaboration.

Contact: Robert Tregoning, 301-415-6657; Carol Moyer, 301-415-6764

5/1/08-5/2/08

Category 2 Meeting - Meeting Between The Nuclear Regulatory Commission (NRC) Staff, Industry Representatives, And Electric Power Research Institute/Materials Reliability Project Representatives On Alloy 690/52/152 Research And Areas Of Possible Collaboration.

Contact: Samantha Crane, 301-415-6380

9/25/2007 - 9/26/2007

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff, Argonne National Laboratory Staff and Industry Representatives on Program Plans for Environmentally Assisted Cracking of Light Water Reactor Structural Materials.

Contact: Samantha Crane, 301-415-6380

05/30/2007

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff, EPRI/MRP, utility representatives and vendors updating research results on the mitigation of primary water stress corrosion cracking of nickel-base alloys.

Contact: Samantha Crane, 301-415-6380

12/20/2006

Category 2 Meeting - Meeting with Nuclear Energy Institute (NEI) regarding implications of Wolf Creek dissimilar metal weld inspections.

11/16/2006

Category 2 Meeting - Meeting with Nuclear Energy Institute (NEI) regarding implications of dissimilar metal weld inspection results at Wolf Creek.

10/25/2006

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff, Nuclear Energy Institute and other industry representatives on inspection program for primary system piping butt welds (MRP-139).

10/24/2006

Category 2 Meeting - Review of NRC and EPRI/MRP coordination of nickel-base alloy programs in the areas of stress analysis and non-destructive examination of reactor components.

Contact: William Cullen, 301-415-7510

05/05/2006

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff, Nuclear Energy Institute and other industry to discuss responses to NRC comments on MRP-139 guidance document.

08/25/2005

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff, EPRI/MRP, and Southern Nuclear Operating Company and Westinghouse on Mitigation of Primary Water Stress Corrosion Cracking.

08/04/2005

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff, Nuclear Energy Institute, and other industry to discuss butt weld inspection and evaluation guidelines.

03/24/2005

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff and the Nuclear Energy Institute on the alloy 600 management and Materials Reliability Program MRP-139.

03/16/2005

Pre-emptive weld overlays (PWOLS) for alloy 82/182 Butt welds in PWR's topical report Kickoff meeting.

07/08/2004

Category 2 Meeting - Meeting between the Nuclear Regulatory Commission Staff and the Nuclear Energy Institue on the status of the Alloy 600 butt weld safety assessment.

Contact: Joe Birmingham, 301-415-2829

04/16/2004

Category 2 Meeting – Meeting between Nuclear Regulatory Commission (NRC) staff, and representatives of the Nuclear Energy Institute, the Electrical Power Research Institute (EPRI) Materials Reliability Program (MRP) and industry on butt weld safety assessment.

06/12/2003

Category 2 Meeting - NRC and Nuclear Energy Institute (NEI) - Discuss materials issues related to South Texas Project vessel residue, butt weld safety assessment, RPV safety assessment, BAC program, and North Anna head study.

Contact: Joe Birmingham, 301-415-2829

01/18/2001

Public meeting with V.C. Summer to discuss hot leg weld crack root cause analysis, corrective actions, and readiness for restart.

01/04/2001

(Meeting Rescheduled 1/18/01)

12/20/2000

Public meeting with V. C. Summer to discuss the laboratory analysis results for the flawed weld.

11/21/2000

Meeting with South Carolina Electric & Gas on the V. C. Summer Nuclear Station reactor coolant system hot leg weld crack

10/25/2000

Public meeting between the NRC and South Carolina Electric & Gas Company to discuss planned activities concerning evaluating and repairing the crack in RCS hot leg weld.

(To top of page)

Page Last Reviewed/Updated Wednesday, May 08, 2013