ML20154B862

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Forwards SER in Response to Generic Ltr 88-05, Boric Acid Corrosion of Carbon Steel Reactor Boundary Components in PWR Plants. Response Acceptable
ML20154B862
Person / Time
Site: Sequoyah  Tennessee Valley Authority icon.png
Issue date: 09/09/1988
From: Black S
NRC OFFICE OF SPECIAL PROJECTS
To: White S
TENNESSEE VALLEY AUTHORITY
Shared Package
ML20154B867 List:
References
GL-88-05, GL-88-5, TAC-R003601, TAC-R00361, TAC-R3601, TAC-R361, NUDOCS 8809140168
Download: ML20154B862 (2)


Text

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September 9, 1988

' Docket Nos. 50-327/3?8 Distribution

,Soede t F H e w FMcCoy GPA/CA Mr. S. A. White NRC POR MSims SQN Rdg. File Senior Vice President, Nuclear Power Local POR J00nohew 00ilanni Tennessee Valley Authority OSP Reading JRutberg 6N 38A Lookout Place Projects Rdg.

FMiraglia 1101 Market Street JPartlow BGrimes Chattanooga, Tennessee 37402-2801 SRich1rdson EJordar.

SBlack ACRS(10)

Dear Mr. White:

BOLiaw GPA/PA i

SUBJECT:

SEQUOYAH, UNITS 1 AND 2, RESPONSE TO GEllERIC LETTER 88-05 i

(TAC R003601/R00361) (MPA B.10) l On March 17, 1988, the NRC staff issued Generic letter (GL) 88-05, "Boric Acid Corrosion of Carbon Steel Reactor Boundary Components in PWR Plants."

In this l

letter we requested that you provide assurances that a program has been implemented at your plant (s) that addresses the corrosive effects of reactor The coolant system leakage at less than technical specification limits.

generic letter identified four considerations which your program should l

include.

By letters dated June 1 and July 29, 1988, the Tennessee Valley Authority (TVA) submitted responses to GL 88-05 describing its comitment to a boric acid leakage r:enitoring and preventive action program at Sequoyah. We find tnat you have provided assurance that a program will be in place dealing with boric acid leakage that potentially could affect the integrity of the reactor coolant pressure boundary.

This fulfills your requirement in responding to GL 88-05.

{

Enclosed is the staff's Safety Evaluation of the responses to the generic l

letter.

Follow.up audits by NRC personnel of selected plants are to be perfortned in the future. The Sequoyah site should be in the population fron which plants are selected for the audits.

As discussed in GL 88-05, you should maintain, in auditable form, records of These the program and results obtained from implementation of the program.

records may be subject to future auditing.

Sincerely,

%MM$

7 Suzanne C. Black Assistant Director for Projects p

TVA Projects Division Office of Special Projects

Enclosure:

SE on the Responses to GL 88 05 7

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See r, ext page 0FC :05P:TVA/L

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I Mr. S. A. White Sequovah Nuclear Plant i

cc:

General Counsel Regional Administrater, Region II Tennessee Valley Authority U.S. Nuclear Regulatory Comission s'

400 West Sumit Hill Drive 101 Marietta Street, N.W.

E11 833 Atlanta, Georgia 30323 Knoxville, Tennessee 37902 t'.asident Inspector /Sequoyah NP Mr. R. L. Gridley c/o U.S. Nuclear Regulatory Comission Tennessee Valley Authority 2600 Igou Ferry Road SN 157B Lookout Place Soddy Daisy, Tennessee 37379

'hattanooga, Tennessee 37402-2801 Mr. John T. LaPoir.t Mr. Michael H. Mobley, Director Tennessee Valley Authority Division of Radiolohical Health

[

i Sequoyah Nuclear Plant T.E.R.R.A. Building, 6th Floor

]

P.O. Box 2000 150 9th Avenue North l

Soddy Daisy, Tennessee 37379 Nashville, Tennessee 37219-5404 Mr. M. Ray Dr. Henry Myers, Science Advisor l

Tennessee Valley Authority Comittee on Interior Sequoyah Nuclear Plant and Insular Affairs

[

P.O. Box 2000 U.S. House of Representatives i

1 Soddy Daisy Tennessee 37379 Washington, D.C.

20515 i

I J

Mr. D. L. Williams Tennessee Valley Authority j

Tennessee Valley Authority Rockville Office l

400 West Evanit Hill Drive 11921 Rockville Nke W10 885 Suite 40?

Knoxville, Tennessee 37902 Rockville, Maryland 20852 I

County Judge Hamilton County Courthouse i

Chattanooga, Tenrassee 37402 f

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