ML20091Q312

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Responds to NRC Re Violations Noted in Insp Repts 50-327/90-18 & 50-328/90-18.Corrective Actions:Mods or Replacements of pre-NF Mechanical Snubbers Implemented
ML20091Q312
Person / Time
Site: Sequoyah  Tennessee Valley Authority icon.png
Issue date: 01/27/1992
From: Joshua Wilson
TENNESSEE VALLEY AUTHORITY
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9202040313
Download: ML20091Q312 (3)


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,r January 27, 1992

-U.S. Nuclear Regulatory Commission ATTNr Document Control Desk Washington, D.C. 20555 Gentlement In the Matter of

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Docket No. 50-327 Tennessee Valley Authority

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sEQUOYAH NUCLEAR PLANT (SQN) - UNIT 1 - NRC INSPECTION REPORT 3

NOS.-50-327/90-18 AND 50-328/90-18

Reference:

TVA letter to NRC dated July 27 1990 In the referenced letter, TVA committed to provide a schedule for the necessary Unit 1 modifications on pre-NF (not manufactured to the

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- requirements of subsectios. NF of the American Society of Mechanf ;al Engineeru-[ASME] code) mechanical snubbers' after restart from the Cycle 5 l '

reft.eling outage.- SQN has-now performed the required walkdowns and has

. identified the pre-NE mechanical snubbers. Based upon these walkdowns, TVA will' implement the necessary modifications or replacements of pre-NF mechanical enubbers before restart from the Unit 1 Cycle 6 refueling outage. This will provide a maximum faulted load capacity factor of 1.33 for the Unit,1-pre-NF mechat.ical snubbers. As committed to in the above referenec, the necessary modifications for Unit 2 will be completed.

before restart from its cycle 5 refueling outage.

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.The commitment contained in this submittal is provided in the enclosure.

Please direct questions concerning this issue to W. C.-Ludwig at l-(615) 843-7460.

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Sincerely, h

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'J L. Wilson C3 f

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cc: -See page 2 9202040313 920127

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PDR-ADOCK 05000327 G.

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, pr 1U.S'. Nuclear Regulatory Commission Page 2 i

January 27,11992-cc (Enclosure):

Mr. D. C. LaBarge,' Project Manager U.S. Nuclear Regulatory Commission

- One White Flint, North.

1155$ Rockv111e Pike Rockville, Maryland 20852 NRC Resident Inspector

- bequoyah Nuclear Plant 2600 Igou Ferry Road

- Soddy Daisy,-Tennessee 37379

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. Mr. B. A. Wilson, Project Chief U.S.-Nuclear Regulatory Commission Region II 101 Marietta Street

_W. Suite 2900 Atlanta, Georgia 30323 i

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F.NC1.0GURE E

i Commitment for-NRC Inspection Report Nos.

5_' 327/90-18 and 50-328/90-18 h quoyah Nuclear Plant will implement the necessary Unit 1 modifications or replacements of pre-NF (not manufactured to the requirements of subsect!on NF-l.

of the American Society of Matchanical Engineers code) mechanical-anubbers before-restart from its Cyc16 6 refueling outage.

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