ML20027D372
| ML20027D372 | |
| Person / Time | |
|---|---|
| Site: | Bellefonte  |
| Issue date: | 10/27/1982 |
| From: | Mills L TENNESSEE VALLEY AUTHORITY |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| REF-PT21-82 10CFR-050.55E, 10CFR-50.55E, NUDOCS 8211040208 | |
| Download: ML20027D372 (2) | |
Text
E ag TENNESSEE VALLEY AUTHORITY
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CH ATTANOOGA. TENNESSEE 37401 400 Chestnut Street Tower II October 27, 1982 BLRD-50-438/82-46 i
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U.S. Nuclear Regulatory Commission
-M Region II p
Oo Attn:
Mr. James P. O'Reilly, Regional Administrator 25 Y '._
101 Marietta Street, Suite 3100 Atlanta, Georgia 30303 os cr
Dear Mr. O'Reilly:
BELLEFONTE NUCLEAR PLANT UNIT 1 - WELD DEFECTS ON REACTOR BUILDING COOLER SUPPORTS - BLRD-50-438/82 SECOND INTERIM REPORT The subject deficiency was initially reported to NRC-0IE Inspector R. V. Crlenjak on June 21, 1982 in accordance with 10 CFR 50.55(e) as NCR 1853 This was followed by our first interim report dated July 20, 1982.
As discussed with R. V. Crlenjak by telephone on October 27, 1982, our response was delayed. Enclosed is our second interim report. We expect to submit our next report by February 7,1983 We consider 10 CFR Part 21 applicable to this deficiency.
If you have any questions concerning this matter, please get in touch with R. H. Shell at FTS 858-2688.
Very truly yours, TENNESSEE VALLEY AUTHORITY L. M. Mills, Ma ager Nuclear Licensing Enclosure cc:
Mr. Richard C. DeYoung, Director (Enclosure)
Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, D.C.
20555 8211040208 821027 PDR ADOCK 05000438 S
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j ENCLOSUhE BELLEFONTE NUCLEAR PLANT UNIT 1 WELD DEFECTS ON REACTOR BUILDING COOLER SUPPORTS NCR 1853 BLRD-50-438/82-46 10 CFR 50.55(e)
SECOND INTERIM REPORT Description of Deficiency Twenty-four mitered joints on 12 header supports which are used on the Reactor Building (RB) cooler coils exhibit either or both lack of-fusion and undercut (greater than 1/32 inch and less than 1/8 inch).
The welds were fabricated by the manufacturer, American Air Filter ( AAF)
Company, Incorporated, Louisville, Kentucky, and the units were supplied to TVA under the NSSS contract awarded to Babcock & Wilcox (B&W) of Lynchburg, Virginia. The AAF drawings specify that welding shall conform to the AWS Code D1.1, Revision 2, dated 1974.
Interim Progress TVA has received a response from B&W regarding the corrective action to disposition this nonconformance. B&W's response is under review by TVA.
Further information will be provided when our review is complete.
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