ML20008G210

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Part 21 Rept,Originally Reported on 810513,re Linear Indications in ASTM A36 Clip Matl.Util Evaluation Delayed Due to Untimely Ae Review & Addl Clip Insp.Reportability Evaluation Will Be Completed by 810713
ML20008G210
Person / Time
Site: Harris Duke Energy icon.png
Issue date: 06/09/1981
From: Chiangi N
CAROLINA POWER & LIGHT CO.
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
REF-PT21-81-457-000 10CFR-50.55E, 81-457, 81-457-000, PT21-81-457, PT21-81-457-000, NUDOCS 8107020453
Download: ML20008G210 (2)


Text

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/ h Mr. Jamas P. O'Reilly ~~ lD United Statas Nuclear Regulatory Co:maission Region II 101 Marietta Street, Northwest Atlanta, Georgia 30303 SHEARON UARRIS NUCLEAR POIER PLANT, UNIT NO.1 DOCKET NO. 50-400 LINEAR INDICATIONS IN ASTM A36 CLIP MATI' RIAL _

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Dear Mr. O'Reilly:

On May 13, 1981, the NRC (Mr. R. Butcher) was notified by Carolina Power

& Light Company (Messrs. L. E. Jones and K. V. Hate') of an item considered

! potentially reportable per the provisions of 10CFR50.55(e) and-10C7R21.

The NRC was informed that during preheat verification by a QA Inspector I

a linear indication was visually detected in a clip. This linear indi-l cation extends the entire length of the clip (13 inches) and is caused by Itainations within the steel material. The clip is located in the Unit 1 containment building at the 283' elevation and is made of ASTM A36 material which forms the connection between an embedded plate and platform steel, On June 2, 1981, the NRC (Mr. R. 3utcher) was again informed by Carolina Power & 1ight Company (Mr. N. J. Chiangi) that a simmr problem was detected in another clip of the same material type and that the evaluatica for reportability of the two items would be cc nbined.

The intent of this letter is to inform you that Carolina Power & Light Company has not been able to complete its evaluation concerning this matter since (1) the Architect Engineer's evaluation on the connections and (ii) the inspections of addstional clips made fro:2 the same material heat numbers has not been completed. It is now anticipated that the reportability evaluation will be completed by July 13, 1981, at which time the NRC will be informed of the results.

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2 Mr. James P. O'Railly - 2- Junn 9, 1981 Thank you for your consideration in this matter.

Yours very truly, Original Signed By _

. . . COibbhi N. J. Chiangi - Manager Engineering & Construction Quality Assurance / Quality Control NJC/st (660/862) cc: Mr. G. Maxwell Mr. V. Stallo (2)*/

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