ML20009D725

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Suppls Response to IE Bulletin 79-13, Cracking in Feedwater Sys Piping. No Unacceptable Indications Found on Feedwater Piping.Three Deficiencies Found in Supports & Snubbers Will Be Corrected
ML20009D725
Person / Time
Site: Sequoyah Tennessee Valley Authority icon.png
Issue date: 07/09/1981
From: Mills L
TENNESSEE VALLEY AUTHORITY
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
IEB-79-13, NUDOCS 8107240293
Download: ML20009D725 (1)


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OFFICIAL COPY TENNESSEE VALLEY AUTHORIT?'"' - '

CH ATTANOOG A, TENNESSEE 37401 400 Chestnut Street Tower II

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July 9, 1981

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... James P. O'Reilly, Director N

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Office of Inspection and Enforcement gg U.S. Nuclear Regulatory Constission Region II - Suite 3100 7

JUL ~ 31981

  • n Atlanta, Georgia 30303 o.s. '%$ **I) 101 Marietta Street U

Dear Mr. O'Reilly:

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SEQUOYAH NUCLEAR PLANT UNIT 2 - 0FFICE OF INSPECTION AND ENFORCEMENT BULLETIN 79-13, RII:JPO 50-328 - SUPPLEMENTAL REPORT As required by IE Bulletin 79-13, Cracking in Feedwater System Piping, we have conducted post hot-functional inspections of the feedwater piping at Sequoyah Nuclear Plant unit 2.

A radiographic examination of all feedwater no: zle-to-pipe welds and adjacent pipe and nozzle areas has been completed on Sequoyah unit 2, and rua unacceptable irdications were found. A visual inspection of feedwater system piping supports and snubbers in containment has been completed, and three problems were identified. All three deficiencies were relatively minor and will be corrected before initial criticality.

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

Very truly yours, TENNESSEE VALLEY AUTHORITY iX

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L. M. Mills, Manager Nuclear Regulation and Safety cc:

Mr. Victor Stello, Direr'or Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission gg/

Washington, DC 20555

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