ML20034G856
| ML20034G856 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 03/05/1993 |
| From: | Beach A NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| To: | Horn G NEBRASKA PUBLIC POWER DISTRICT |
| References | |
| EA-93-030, EA-93-30, NUDOCS 9303120013 | |
| Download: ML20034G856 (20) | |
Text
gARCEGu UNITED STATES y.
?g NUCLEAR REGULATORY COMMISSION E 'l E
REGloN IV
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AHLINGTON,1EXAS 760118064 7,
- g iM 5 1993 Docket No. 50-298 License No. DPR-46 i
EA 93-30 Nebraska Public Power District
.t ATTN: Guy R. Horn, Nuclear Power Group Manager P.O. Box 499 Columbus, Nebraska 68602-0499 Gentlemen:
This refers to the enforcement conference conducted on March 4, 1993, at the Region IV office in Arlington, Texas, concerning activities authorized by NRC License DPR-46 for the Cooper Nuclear Station. The meeting was attended by those on the attached Attendance List. The subjects discussed at this meeting are described in the enclosed meeting summary.
It is our opinion that this meeting was beneficial and has provided a better understanding of the apparent violations identified in NRC Inspection Report 50-298/93-06 and your corrective actions.
In accordance with Section 2.790 of the NRC's " Rules of Practice," Part 2, Title 10, Code of
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Federal Regulations, a copy of this letter will be placed in the NRC's Public Document Room.
Should you have any questions concerning this matter, we will be pleased to discuss then with you.
Sincerely,
%'luulJ
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. Bill Beach, Director 11003G Division of Reactor Projects
Enclosure:
Meeting Summary w/ attachments cc w/ enclosure:
Nebraska Public Power District ATTN:
G. D. Watson, General Counsel P.O. Box 499 Columbus, Nebraska 68602-0499 i
9303120013 930305 PDR ADOCK 05000298
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Nebraska Public Power District Cooper Nuclear Station ATTN: John'M. Meacham, Site Manager P.O. Box 98-Brownville, Nebraska '68321' Nebraska Department of Environmental Control.
ATTN: Randolph Wood, Director P.O. Box 98922 Lincoln, Nebraska 68509-8922 Nemaha County Board of Commissioners ATTN: Richard Moody, Chairman Nemaha County Courthouse 1824 N' Street Auburn, Nebraska 68305 Nebraska Department of Health ATTN: Harold Borchert, Director Division of Radiological Health 301 Centennial Mall, South P.O. Box 95007 Lincoln, Nebraska 68509-5007 Kansas Radiation Control Program Director
PAR 5 1993 Nebraska Public Power District :
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J. L. Milhoan Resident Inspector 1
DRP Section Chief (DRP/C)
Lisa Shea, RM/ALF, MS: MNBB 4503 MIS System DRSS-FIPS Section Chief (DRP/TSS)
Project Engineer (DRP/C)
RIV File Senior Resident Inspector - River Bend DRS Senior Resident Inspector - Fort Calhoun W. L. Brown, RC G. F. Sanborn, E0 J. Lieberman, OE, MS: 7-H-5 s
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1 IMR S 1993 Nebraska Public Power District ;bec to DMB (IE45) bcc distrib. by RIV:
J. L. Milhoan Resident inspector DRP Section Chief (DRP/C)
Lisa Shea, RM/ALF, MS: MNBB 4503 MIS System DRSS-FIPS Section Chief (DRP/TSS)
Project Engineer (DRP/C)
RIV File i
Senior Resident Inspector - River Bend DRS I
Senior Resident Inspector - Fort Calhoun W. L. Brown, RC G. F. Sanborn, EO J. Lieberman, OE, MS: 7-H-5
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i MEETING
SUMMARY
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Licensee:
Nebraska Public Power District (NPPD)
Facility:
Cooper Nuclear Station License No.: DPR !
Docket No.:
50-298
Subject:
Enforcement Conference (50-298/93-06)
On March 4,1993, representatives of NPPD met with NRC Region IV personnel in Arlington, Texas, to discuss the apparent violations identifiedLin NRC
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Inspection Report 50-298/93-06. The conference was held at the request of Region IV.
The licensee presented a summary of the causes for the apparent violations and their corrective actions.
The attendance list and licensee presentation are attached to this summary.
Attachments:
1.
Attendance List l
2.
Licensee Presentation (NRC distribution only) j
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ATTACRMENT 1-ATTENDANCE LIST NPPD G. Horn, Nuclear Power Group Manager J. Meacham, CNS Site Manager R. Gardner, CNS Plant Manager J. Flaherty, CNS Engineering Manager G. Smith, Nuclear Licensing and Safety Manager S. Freborg, Plant Engineering Supervisor, CNS NRC J. Montgomery, Deputy Regional Administrator, Region IV A. Beach, Director, Division of Reactor Projects (DRP)
A. Howell, Deputy Director, Division of Reactor. Safety, (DRS)
J. Gagliardo, Chief, Project Section C, DRP il L. Constable, Chief, Plant Support Section, DRS
'I R. Kopriva, Senior Resident Inspector, Cooper Nuclear Station H. Rood, Project Manager, Office of Nuclear Reactor Regulation j
W. Walker, Resident Inspector, Cooper Nuclear Station M. Murphy, Reactor Inspector, DRS i
G. Sanborn, Enforcement Officer, Region IV W. Brown,_ Regional Counsel E. Collins, Project Engineer, DRP l
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ATTACHT1Ef4T 2 NEBRASKA PUBLIC POWER DISTRICT NUCLEAR REGULA TORY COMMISSIOli REGION IV l
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ENFORCEMENT CONFERENCE MARCH 4,1993 BG
e NPPD/NRC ENFORCEMENT CONFERENCE MARCH 4,1993 INTRODUCTION G.R. HORN PRESENTATION OF APPARENT VIOLATIONS J. R. FLAHERTY GENERAL DISCUSSION / QUESTIONS G.R. HORN J. M. MEACHAM R. L. GARDNER G. R. SMITH J. R. FLAHERTY S. S. FREBORG CLOSING REMARKS G.R. HORN H
Statement of Apparent Violations n
Ineffective corrective actions taken in response to Notice of Violation 92-19 Submission of inaccurate and incomplete information in response to m
Notice of Violation 92-19 H
-Safety Significance Determined that Safety Concern Does Not Exist 1.
Comprehensive Walkdown andIndependent Verification of Results
- 2. Safety Systems a
Several Strainers Removed n
OD Performed on Remaining Ones
- 3. Non-Safety Systems Engineering Evaluation Performed to Confirm Functionality a
- 4. Satisfactory Operating History for All Strainers H
Chronology of Events 12/85 IEIN 85-96 issued 07/86 CNS Response to IEIN 85-96 Completed
Response
ineffective due to Poor Communications and inadequate Overview 11/86 RHR SDC Suction Strainers Discovered and Removed 08/92 CS Alternate Suction Line Strainers Discovered 09/92 Removed CS Alternate Suction Line Strainers 11/92 IR 92-19 Received
Response
ineffective due to Poor Communications and inadequate Overview 01/93 Self-identified REC Strainers, Removed REC 'C' Strainer H
Short Term Corrective Action l
(Upon Discovery of REC Strainer) l Reexamined Original Concern, Defined Problem and Provided Direction a
Decision made that past efforts were not adequate Improper Mind Set Strainer Requirements and Drawing Conventions may have Resultedin Confusion n
Enhanced Management Overview Required a
Permanent Documentation of Corrections Needed Drawings Design Basis Be
Subsequent Short Term Corrective Action Conducted Extensive Drawing Reviews and System Walkdowns a
a Performed Radiography and OD for Safety Systems a
Reexamined Existing Design Basis Documentation a
Performed Engineering Evaluation for Support Systems BG
Subsequent Short Term Corrective Action
- Continued -
a Conducted Independent System Walkdowns by QA a
Evaluated Circumstances and Determined Root Cause n
Defined Long Term Corrective Actions l
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Long Term Corrective Actions (Prior to Startup from 1993 Refueling Outage)
Evaluate / Remove all Safety and Support System Strainers including n
Establishment of Appropriate PMs a
Define / Implement Standard Convention for PIDs andIsometrics a
Update Affected Drawings i
a Conduct Industry Event Training i
n Address Overall Root Cause of Problems l
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Fundamental Root Cause
- 1. Root Cause Analysis a
Evaluation of 1986 Event n
Evaluation of 1992 Event n
Comparison / Determination of Commonalities
- 2. Result a
Responsibility andAccountability for Ownership ofBroad, Multi-System Issues has not Always Been Established M
Programmatic Actions to Prevent Recurrence Review Operational Experience Review Program and Enhance as n
Appropriate Develop Engineering Department instructions for Disposition of Broad a
Multi-System Issues a
Establish Management's Expectations andInform Individuals Focal Point for Direction and Results Communications, Planning, Overview Accountability for Responses H
Statement of Apparent Violation Submission of inaccurate and incomplete information in response to n
Notice of Violation 92-19 H
f' Root Cause n
Responsibility and Accountability for Ownership of Broad, Multi-System Issues has not Always been Established n
Inadequate Overview and Lack of Sensitivity to the Requirements of 10CFR50.9 H
Programmatic Actions to Prevent Recurrence-Provide Management's Expectations to allNPG Personnel with Respect n
to NRC Submittals Revise Tech Staff and Management Continuing Training Programs to a
include 10 CFR 50.9 Requirements n
Develop Engineering Department Instruction for Disposition of Broad Multi-System issues Be
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l Summarv l
n Safety Concern Does Not Exist n
Fundamental Root Cause has been Identified and will be Corrected n
Awareness and Training of Requirements of 10CFR50.9 will be fraplemented M
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