ML20100L873
| ML20100L873 | |
| Person / Time | |
|---|---|
| Site: | Harris  |
| Issue date: | 11/30/1984 |
| From: | Parsons R CAROLINA POWER & LIGHT CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| CON-NRC-297, REF-PT21-84, REF-PT21-85-059-000 175, PT21-85-059-000, PT21-85-59, NUDOCS 8412120113 | |
| Download: ML20100L873 (3) | |
Text
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CR&k jGib Carolina Power & Ught Company P.O. Box 101, New Hill, NC 2N562l b November 30,1984 d
Mr.' James P. O'Reilly NRC-297 United States Nuclear Regulatory Commission Region II i-101 Marietta Street, Northwest (Suite 2900)
Atlanta, GA. 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 final report on the subject item which was deemed reportable per the
~ provisions of 10CFR50.55(e) and 10CFR, Part 21, on May 17,1984. With this report, Carolina Power and Light Company considers this matter closed.
If you have any questions regarding this matter, please do not hesitate to contact me.
Yours vecy truly,-
fyy;r
- =A R. M.-Parsons Project General Manager -
Completion Assurance Shearon Harris Nuclear Power Plant RMP/dd Attachment cc:
Messrs. G. Maxwell /R. Prevatte (NRC-SHNPP)
Mr. R. C. DeYoung (NRC) d 8412k20[0 gg PDR S
OFFICIAL COPY -
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CAROLINA POWER & LIGHT COMPANY SHEARON HARRIS NUCLEAR POWER PLANT UNIT NO.1 FINAL REPORT BOLTS MAXIMUM HARDNESS VALUES EXCEEDED ITEM 175 NOVEMBER 30,1984 REPORTABLE UNDER 10CFR50.55(e) AND 10CFR21-ldd3/3
SUBJE'CT: -
.Shearon Harris Nuclear Power Plant, Unit No.-1
~
110CFR50.55(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. CP&L purchase order H-49018.
(Manufactured by Cardinal Ind., Las Vegas, Nevada).
NATURE OF DEFICIENCY:
Seismic Class I bolts were certified to ASTM A-193 Grade.
B8 by the vendor, Hub,Inc.~ Subject bolts received by CP&L did not meet hardness _ requirements of ASTM A-193, Grade B8. A sample of bolts tested exhibited hardness values above the maximum allowed.
DATE PROBLEM
. REPORTED:
On May 17,' 1984, CP&L (K. V. Hate') notified the NRC (Mr.
A. Hardin) of a reportable item per the provisions of 10CFR50.55(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 intehded use was for support of seismic instrumentation.
SAFETY IMPLICATION:
If the subject bolts were used, seismic instrumentation supports could have the potential for failure.
CORRECTIVE
- ACTION:
Additional testing was performed by CP&L and Hub, Inc. to -
confirm the validity of the previous sample tests performed.
Of eleven (11) boits tested,' nine (9) exhibited hardness values which were within the allowable range and two (2) exhibited hardness values which were above the maximum allowed. The subject bolts have been returned to the manufacturer. Action has been initiated to remove Cardinal.
Ind.' from CP&L's approved vendors list. In~the meantime, the Harris' Purchasing unit has ceased to purchase material manufactured by Cardinal Ind. pending their removal from the approved vendors list or until such time as CP&L is provided documented evidence that the vendor's quality problems have been resolved.
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