ML20094N889
| ML20094N889 | |
| Person / Time | |
|---|---|
| Site: | Harris  |
| Issue date: | 07/24/1984 |
| From: | Parsons R CAROLINA POWER & LIGHT CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| CON-NRC-243, REF-PT21-84-407-000 175, PT21-84-407, PT21-84-407-000, NUDOCS 8408160438 | |
| Download: ML20094N889 (4) | |
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Carolina Power & Liggt,Cqgnyny P.O. Box 101, N w Hill, N.C.
27562 July 24, 1984 Mr. James P. O'Reilly.
NRC-243 United States Nuclear Regulatory Commission Region II 101 Marietta Street, Northwest (Suite 2900)
Atlanta, Georgia 30323 CAROLINA POWER & LIGHT COMPANY SHEARON HARRIS NUCLEAR POWER PLANT 1986 - 900,000 KW - UNIT 1 BOLTS - MAXIMUM HARDNESS VALUES EXCEEDED, ITEM 175
Dear Mr. O'Reilly:
Attached is our second interim report on the subject item which was deemed reportable per the provisions of 10CFR50.55(e) and 10CFR, Part 21, on May 17,1984. CP&L is pursuing this matter, and it is currently projected that corrective action and submission of the final report will be accomplished by September 26, 1984.
Thank you for your consideration in this matter.
Yours very truly, g
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R. M. Parsons Project General Manager Shearon Harris Nuclear Power Plant RMP/j am Attachment cc: Messrs. G. Maxwell /R. Prevatte (NRC-SHNPP)
Mr. R. C. DeYoung (NRC)
OFFICIAL COPY
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CAROLINA' POWER & LIGHT COMPANY' SHEARON HARRIS NUCLEAR POWER PLANT UNIT NO. 1 SECOND INTERIM REPORT BOLTS MAXIMUM HARDNESS VALUES EXCEEDED ITEM 175 JULY 24, 1984 REPORTABLE UNDER 10CFR50.55(e) AND 10CFR21
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SUBJECT:
Shearon Harris Nuclear Power Plant, Unit No. 1 10CFR50.55(e) and 10CFR, Part 21 reportable deficiency. Bolts received exceeded maximum hardness values.
ITEM:
Bolts intended for use on seismic instrumentation supports.
SUPPLIED BY:
Hub, Inc.,: Tucker, Georgia NATURE OF DEFICIENCY:
Seismic Class I bolts were certified to ASTM A-193 Crade B8 by the vendor, Hub, Inc. Subject bolts received by CP&L did not meet hardness requirements of ASTM A-193, Grade B8.
All bolts had a hardness value significantly above the maximum allowed.
DATE PROBLEM REPORTED:
On May 17, 1984, CP&L (K.V. Hate') notified the NCR (Mr. A. Hardin) of a reportable item per the provisions of 10CRF50.55(e) and 10CFR, Part 21.
SCOPE OF PROBLEM:
These bolts were received, tested, and then placed on hold. Items were not issued to the field for installation. The intended use was for support of seismic instrumentation.
SAFETY
_INTLICATION:
If subject bolts were used, seismic instrumentation supports could have failed.
REASON DEFICIENCY IS REPORTABLE:
(Same as above).
CORRECTIVE ACTION: The subject bolts are to be returned to the vendor for:
- 1) heat treatment and returned to site or 2) returned to vendor and order cancelled.
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1 FINAL REPORT:
The final report-is still pending the shipment of the bolts back to the vendor and obtaining cause and preventive measures from.
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the vendor and/or manufacturer.- - There has been a delay in aquiring cause and preventive
- seasures.
Further discussions are' planned between the vendor and Harris management.
The final report is projected to be issued by September 26, 1984.
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