ML20030D487

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First Interim Deficiency Rept Re Defective Itt Grinnell ASME Class 1 Hanger Matl,Originally Discovered on 810723. Unacceptable Linear & Rounded Indications Discovered in Base Matl.Also Reportable Per Part 21.Next Rept by 811030
ML20030D487
Person / Time
Site: Bellefonte  Tennessee Valley Authority icon.png
Issue date: 08/24/1981
From: Mills L
TENNESSEE VALLEY AUTHORITY
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
REF-PT21-81 10CFR-050.55E, 10CFR-50.55E, NUDOCS 8109010445
Download: ML20030D487 (2)


Text

'e TENNESSEE'VA'LLEY AUTHORITY CH ATTANOOGA. TENNESSEE 374of 400 Chestnut Street Tower II

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,p August 24, 1981

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BLRD-50-438/81-52 p

BLRD-50-439/81-54 O'

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Mr. James P. O'Reilly, Director c)

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Office of Inspection and Enforcement g

U.S. Nuclear Regulatory Conmission h'

Region II - Suite 3100 g

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101 Marietta Street

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Atlanta, Georgia 30303

Dear Mr. O'Reilly:

BELLEFONTE NUCLEAR PLANT UNITS 1 AND 2 - ASME CLASS I HANGER MATERIAL SUPPLIED BY ITT GRINNELL - BLRD-50-438/81-52, BLRD-50-439/81 FIRST INTERIM REPORT The subject deficiency was initially reported to NRC-0IE Inspector R. V. Celenjak on July 23, 1981 in accordance with 10 CFR 50 55(e) as NCR 1539 Enclosed is our first interim report, We expect to submit cur-next report by October 30, 1981. We consider 10 CFR Part 21 to be applicable to this deficiency.

If you have any questions concering this matter, please get in touch with D. L. Lambert at FTS 857-2581.

Very truly yours, TENNESSEE VALLEY ntJTHORITY N /

M L.

Mills, Manager Nuclear Regulation and Safety Enclosure cc:

Mr. Victor Stello, Jr., Director (Enclosure)

Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 Tb s

l l 9109010445 810824' F M 4: DOCK 0500043C S

PDR-An Equal Opportunity Employer

ENCLOSURE BELLEFONTE NUCLEAR PLANT UNITS 1 AND 2 i

ASME CLASS I HANGER MATERIAL SUPPLIED BY ITT GRINNELL 10 CFR 50.55(e)

BLRD-50-438/81-52, BLRD-50-439/81-54 FIRST INTERIM RPEORT i

t Descriotion of Deficiency l

Two structural members purchased from ITT Grinnell are defective.

1 Unacceptable linear and rounded indications were discovered in the j

adjacent base material during routine dye penetrant examinations of these two members. The two members were purchased 'or use in the fabrication of ASME Class I pipe hangers. Because the dcficiencies were discovered before installation, there is no particu?ur ASME Class I piping system that is presently known to incorporate deficient pipe hangers.

Interin Progress TVA is in the process of evaluating the subject deficiency.

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