ML20076E521
| ML20076E521 | |
| Person / Time | |
|---|---|
| Site: | Harris  |
| Issue date: | 05/25/1983 |
| From: | Parsons R CAROLINA POWER & LIGHT CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| CON-NRC-71 10CFR-050.55E, NUDOCS 8306010128 | |
| Download: ML20076E521 (4) | |
Text
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Sp-lL CD cpat
&%%g Carolina Power & Light Comrg/
P. O. Box 101, New Hill, N. C.
27562 May 25, 1983 Mr. James P. O'Reilly NRC-71 United States Nuclear Regulatory Commission Region II 101 Marietta Street, Northwest (Suite 3100)
Atlanta, Georgia 30303 CAROLINA POWER & LIGHT COMPANY SHEARON HARRIS NUCLEAR POWER PLANT 1986 900,000 KW - UNITS 1 & 2 WELDING DEFICIENCIES IN CLASS lE AUXILIARY CONTROL PANELS, 4
j PURCHASE ORDER NY-435190, ITEM 125
Dear Mr. O'Reilly:
Attached is an interim report on the subject item which was deemed I
reportable per the provisions of 10CFR50.55(e) on April 26, 1983.
CP&L is pursuing this matter, and it is currently projected that submission of the final report will be accomplished by July 26, 1983.
Thank you for your consideration in this matter.
Yours very truly, g M'x4 R. M. Parsons j
Project General Manager Shearon Harris Nuclear Power Plant 4
RMP/sh i
Attachment l
l cc:
Mr. G. Maxwell (NRC-SHNPP)
Mr. R. Prevatte (NRC-SHNPP)
Mr. V. Stello (NRC) f I
f.3 8306010128 830525 I
PDR ADOCK 05000400 f
S PDR hl
CAROLINA POWER & LIGHT COMPANY SIIEARON HARRIS NUCLEAR POWER PLANT UNIT NO. 1 INTERIM REPORT WELDING DEFICIENCIES IN CLASS lE AUXILIARY CONTROL PANELS MAY 25, 1983 ITEM 125 REPORTABLE UNDER 10CFR50.55(e)
i a
SUBJECT:
Shearon Harris Nuclear Power Plant, Unit 1 10CFR50.55(e) Reportable deficiency in auxiliary control panels supplied under Purchase Order NY-435190, ITEM:
Structural Welding SUPPLIED BY:
Reliance Electric Company, Stone Mountain, Georgia NATURE OF DEFICIENCY:
The subject Unit 1 equipment has been received at the site.
Several welding deficiencies were noted when the equipment was inspected as compared to the vendor drawings.
DATE PROBLEM OCCUR $ED:
The problem was identified during receipt inspection on March 17, 1983.
DATE PROBLEM REPORTED:
On April 1, 1983, CP&L (Mr. K. V. Hate') notified the NRC (Mr. A. Hardin) that this item was potentially reportable under 10CFR50.55(e).
On April 26, 1983, CP&L (Mr. N. J. Chiangi) notified the NRC (Mr. A. Hardin) that this item was reportable under 10CFR50. 55 (e).
t SCOPE OF PROBLEM:
The equipment was manufactured in three (3) sections.
It will be bolted together and installed as a sf agle unit.
Deficient welds were identified in each secxion; eight (8) welds, total.
SAFETY IMPLICATIONS:
Seismic qualification of the subject panel is required to assure structural integrity during a seismic event.
Safety-related components are located in the cabinet; thus, structural failure would jeopardize operation of the safety-related equipment.
REASON DEFICIENCY IS REPORTABLE: Welding inspection at the site was done using the vendor's QA manual (QCP 5.3).
Deficient welds did not adhere to the manual.
7 CORRECTIVE ACTION:
CP&L originated a Field Change Request (FCR-AS-2879) to-have the welds repaired by site personnel.
The. welds have been repaired.
The vendor has been given a copy of the weld deficiency report, the rework done, and has been requested to provide comment and an analysis. CP&L letter with'this information and request is H0-83158 dated May 9,-1983.
PREVENTATIVE ACTION:
The vendor will be instructed to rigorously follow his QA manual for Unit 2 equipment.
FINAL REPORT: A final report will be issued when the vendor completes his comments and analysis.
Th'e estimated final report date is July 26, 1983.
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