ML020650363

02-27-02 Callaway/Ameren Ue Meeting Summary

ML020650363
Person / Time
Site:	Callaway
Issue date:	03/06/2002
From:	Howell A Division of Reactor Safety IV
To:	Randolph G Union Electric Co
References
Download: ML020650363 (21)

Text

"UNITEDSTATES NUCLEAR REGULATORY COMMISSION REGION IV 611 RYAN PLAZA DRIVE, SUITE 400 ARLINGTON, TEXAS 76011-8064 March 6, 2002 Garry L. Randolph, Senior Vice President and Chief Nuclear Officer Union Electric Company P.O. Box 620 Fulton, Missouri 65251

SUBJECT:

PUBLIC EXIT MEETING

SUMMARY

PRELIMINARY RESULTS OF AUGMENTED INSPECTION TEAM 50-483/2002-07

Dear Mr. Randolph:

This refers to the public exit meeting conducted in the Callaway Plant Emergency Operations Facility on February 27, 2002. This meeting was held to discuss performance issues identified during the augmented inspection team conducted between January 28 and February 6, 2002.

The inspection was performed to evaluate the root causes and corrective actions associated with the failure of an auxiliary feedwater pump on December 3, 2001.

The attendance list and presentation material are enclosed (Enclosures 1 through 3).

In accordance with 10 CFR 2.790 of the NRC's "Rules of Practice," Part 2, Title 10, Code of Federal Regulations, a copy of this letter and its enclosures will be available electronically for public inspection in the NRC Public Document Room or from the Publicly Available Records (PARS) component of NRC's document system (ADAMS). ADAMS is accessible from the NRC Web site at http://www.nrc/qov/NRC/ADAMS/index.html (the Public Reading Room).

Should you have any questions concerning this matter, we will be pleased to discuss them with you.

Sincerely, 4ým Arthur T. Howell Ill, Director Division of Reactor Safety Docket No.: 50-483 License No.: NPF-30

Union Electric Company -2

Enclosures:

1. Attendance List

2. NRC Presentation Material

3. Licensee Presentation Material cc w/enclosures:

Professional Nuclear Consulting, Inc.

19041 Raines Drive Derwood, Maryland 20855 John O'Neill, Esq.

Shaw, Pittman, Potts & Trowbridge 2300 N. Street, N.W.

Washington, D.C. 20037 Mark A. Reidmeyer, Regional Regulatory Affairs Supervisor Regulatory Affairs AmerenUE P.O. Box 620 Fulton, Missouri 65251 Manager - Electric Department Missouri Public Service Commission 301 W. High P.O. Box 360 Jefferson City, Missouri 65102 Ronald A. Kucera, Deputy Director for Public Policy Department of Natural Resources 205 Jefferson Street Jefferson City, Missouri 65101 Otto L. Maynard, President and Chief Executive Officer Wolf Creek Nuclear Operating Corporation P.O. Box 411 Burlington, Kansas 66839 Dan I. Bolef, President

-Kay Drey, Representative Board of Directors Coalition for the Environment 6267 Delmar Boulevard University City, Missouri 63130

Union Electric Company Lee Fritz, Presiding Commissioner Callaway County Courthouse 10 East Fifth Street Fulton, Missouri 65251 J. V. Laux, Manager Quality Assurance AmerenUE P.O. Box 620 Fulton, Missouri 65251 Jerry Uhlmann, Director State Emergency Management Agency P.O. Box 116 Jefferson City, Missouri 65101 Gary McNutt, Director Section for Environmental Public Health P.O. Box 570 Jefferson City, Missouri 65102-0570 John D. Blosser, Manager Regulatory Affairs AmerenUE P.O. Box 620 Fulton, Missouri 65251

Union Electric Company Electronic distribution by RIV:

Regional Administrator (EWM)

DRP Director (KEB)

DRS Director (ATH)

DRS Senior Technical Analyst (DAP)

Senior Resident Inspector (VGG)

Branch Chief, DRP/B (WDJ)

Senior Project Engineer, DRP/B (RAK1)

Staff Chief, DRP/TSS (PHH)

RITS Coordinator (NBH)

Only inspection reports to the following:

Scott Morris (SAM1)

CWY Site Secretary (DVY)

DOCUMENT: R:_CW/2002/CW2002-07MS-TWP.WPD

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OFFICIAL RECORD COPY T=Telephone E=E-mail F=Fax

• Previously concurred.

Union Electric Company Electronic distribution by RIV:

Regional Administrator (EWM)

DRP Director (KEB)

DRS Director (ATH)

Senior Resident Inspector (VGG)

Branch Chief, DRP/B (WDJ)

Senior Project Engineer, DRP/B (RAK1)

Staff Chief, DRP/TSS (PHH)

RITS Coordinator (NBH)

Only inspection reports to the following:

Scott Morris (SAMI1)

CWY Site Secretary (DVY)

'RV:DRS\SRA C:DRS\ :R TWPruett:nlh q DGraves ATHowell III 5 / : /02 I.. /02 /02 OFFICIAL RECORD COPY T=Telephone E=E-mail F=Fax

ENCLOSURE1 ATTENDANCE LIST R. Affolter, Ameren UE L. Becker, Ameren UE J. Blosser, Manager, Ameren UE R. Bruzinski, KTVI M. Cleary, Ameren Services B. Cosgrave, KFKU C. Czeschin, Ameren UE K. Drey, Missouri Coalition for the Environment K. Friesz, Ameren UE L. Fritz, Callaway Co. Commission V. Gaddy, NRC R. Garnett, Callaway Co. Commission J. Gloe, Ameren UE D. Grazier, KMIZ T. Handlan, Westinghouse J. Hanna, NRC T. Harris, Wolf Creek B. Henderson, NRC T. Herrmann, Ameren UE K. Hilgedick, Jefferson City News Tribune T. Hoeg, NRC D. Hollabaugh, Ameren UE L. Kanuckel, Ameren UE R. Lamb, Ameren UE J. Laux, Ameren UE B. Maier, NRC E. Merschoff, NRC T. Moser, Superintendent, Ameren R. Nelson, Ameren UE D. Neterer, Ameren UE J. Neudecker, Ameren UE E. Olson, Ameren UE S. Petzel, Ameren UE C. Powell, Ameren UE D. Powers, NRC T. Pruett, NRC G. Randolph, Ameren UE M. Reidmeyer, Ameren UE C. Resmier, KTVL D. Rist, Ameren UE R. Roseling, Ameren UE D. Salter, HGP, Inc.

D. Shafer, Ameren UE M. Taylor, Manager, Ameren UE C. Troks, Columbia Missourian

-2 L. Van Hoser, Columbia Tribune M. Walz, Ameren UE R. Wink, Ameren UE R. Wright, Missouri Coalition for the Environment W. Witt, Ameren UE

ENCLOSURE 2 NRC PRESENTATION MATERIAL

ENCLOSURE 2 Opening Remarks

• Purpose of Meeting

• Initial Decision to Perform Special Inspection

• Upgrade to Augmented Inspection Team

• Introduction of NRC Personnel

• Introduction of Licensee Personnel Description of Event and Chronoloav

• Event Description

• Sequence of Events

• Operator Response to Event

Root Cause of Euioment Failures

• Auxiliary Feedwater Pump A

• Condensate Storage Tank Diaphragm Operating Experience

• Overview of Information Notice 91-82

• Callaway Response to Information Notice 91-82 Condensate Storage Tank Modification Tank Modifications

• Nitrogen Affect on CST Diaphragm Seal

• Nitrogen Affect on Net Positive Suction Head Adequacy of Corrective Actions

"* General Corrective Action Program Issues

"* Adequacy of Corrective Actions Associated With Root Causes

"* Operability Evaluations

"* Quality Assurance Involvement

"* System Inspections to Demonstrate Operability Risk Significance of Event

• Assumptions Used in Analysis

• Preliminary Significance Determination Concluding Remarks

• Licensee Response

• NRC Concluding Comments ENCLOSURE 3 LICENSEE PRESENTATION MATERIAL

ENCLOSURE 3 "WAmween UF NRC Augmented Inspection Team Exit Meeting February 27, 2002 AmerenUE Response

WAmerenUE Overview of Event Complexity of Issue

"* Gas vented

"* No permanent blockage

"* No vibration increase Actions to Resolve Im*,

• Focus on gas binding

• Solicited expert support

WAmeren UE Response to NRC Conclusions General Agreement with NRC Conclusions

"* Corrective action opportunities to improve

"* General concurrence with NRC risk assessment

WAmeren UF Future Benefits of the Event Event Response

"* Condensate storage tank floating cover removed

"* System and condensate storage tank thoroughly inspected

"* System tested Lon2-Term Improvement

"* Programmatic improvement

"* Organizational value