ML20085E925

Interim Deficiency Rept Re Possibility of Marginally Adequate Support Structure on Main Steam & Relief Valve Discharge Piping.Initially Reported on 751223.Teledyne Analysis of Piping & Structures Being Revised

ML20085E925
Person / Time
Site:	Browns Ferry
Issue date:	04/29/1976
From:	Gilleland J TENNESSEE VALLEY AUTHORITY
To:	Moseley N NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20085E900	List: ML20085E921 ML20085E925 ML20085E929
References
NUDOCS 8308170125
Download: ML20085E925 (3)

Text

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Y OENNESSEE VALLEY AUTHOITY

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April 29, 1976 M 0' Mr. Norman C. Moseley, Directdr Office of Inspection and Enforcement U.S. Nuclear Regulatory Cor:::lission Region II - Suite 818 230 Peachtree Street, NW.

Atlanta, Georgia 30303

Dear Mr. Moseley:

BROWNS FERRY NUCLEAR PLANT 19IIT 3 - REPORTABLE DEFICIENCY -

POSSIBILITY OF MARGINALLY ADEQUATE SUPPORT STRUCTURE ON MAIN STEAM AND RELIEF VALVE DISCHARGE PIPING - IE CONTROL NO. H01127F2 Initial report of the subject reportable deficiency was made to G. R. Klingler, URC-IE, Region II, on December 23, 1975, and was .ollowed by our January 20', 1976, letter, J. E. G111 eland to Donead F. Knuth. In cocpliance with paragraph 50.55(e) of -

10 CFR Part 50, we submit this second interim report of the subject deficiency.

The entire analysis by Teledyne of all piping and structures related to this deficiency has been received and is being -

reviewed by TVA's Division of Engineering Design. The final report on this deficiency vill be submitted to you by May l'4 ,1976.

Very truly yours, YW J. E. Gilleland Assistant Manager of Power

(' CC: Mr. John G. Davis, Acting Director Office of Inspection and Enforcement U.S. Nuclear Regulatory Cornission Washington, DC 20555 8308170125 760623 PDR ADOCK 05000259

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Mr. Iiorcan C. ! b elcy, Director y .

Office of Inapection and Diforcer:ent :l %, .

9 U.S. Iiuelcar Regulatory Conaission O Region II - Cuite 816 Q,'Y.'

230 Peachtree Street, lal. 3.'

Atlanta, Georgia 30303 N, .c:lg _

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Dear !!r. Moneley:

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En D30'.SiG FUtRY LUCLEMt PU,3T UNIT 3 - REPonTABLI: DLTICIRCY - ' m,.;

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POSSIBILITY OF %RGI:! ALLY ADEQUATE CUPPO:i? STRUCTURE ON

!!AIN STI.'A!! AHD RELIEF VALVE DISCHARGE PIPI:iG - IE CONTROL MEf HO. E0ll27F2 .0 7 '.

) I Initial report of the subject reportable deficiency was r.nde yir y ,

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to G. R. Elircler, IIRC-IE, Region II, on December 23, 1975, ./g i and was followed by our January 20, 1976, letter, J. E. Gilleland 4 ",4 to Donald P. Knuth. In coupliance with paragraph 50 55(o) of Q'jld v

10 CFR Part 50, wo submit this second interim tvport of the cubject deficiency. NC The entire analycia by Teledyne of all piping and structures '

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related to this deficiency has been received and is being . 9.fo reviewed by TVA's Division of Engineering Design. The final (f[7.Q report on this deficiency vill be submitted to you by May lle, 1976. $$

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Very truly yours, 'J .

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J. E. Gilleland '

Assistant P.anager of Power %fy

'.g CC: Mr. John G. Davis, Acting Director . ' ' ' =

Office of Inspection and Enforecrent i.cf *--

U.S. Huelcor Regulatory Co=sission 5W

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Washington, DC 20555 I

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