ML20248C056

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Forwards Sser Accepting 880601,0909 & 890602 Changes to ATWS Mitigation Sys Actuation Circuitry for Plants.Nrc Requested to Be Notified Upon Completion of Human Factors Review
ML20248C056
Person / Time
Site: Mcguire, Catawba, McGuire, 05000000
Issue date: 08/03/1989
From: Hood D
Office of Nuclear Reactor Regulation
To: Tucker H
DUKE POWER CO.
Shared Package
ML20248C061 List:
References
TAC-68427, TAC-68428, TAC-68429, TAC-68430, NUDOCS 8908090425
Download: ML20248C056 (4)


Text

_

August 3, 1989 i

Docket Nos. 50-369, 50-370

' 50-413, 50-414 j

Mr " H. B. Tucker, Vice President Nuclea' Production Department Duke Power Company 422 South Church Street Charlotte, North Carolina 28242

Dear Mr. Tucker:

SUBJECT:

APPROVAL OF CHANGES IN ATWS/ANSAC DESIGN, NCGUIRE AND CATAWBA NUCLEAR STATIONS, UNITS 1 AND 2 (TACs 68427, 68429, 68429, AND 68430)

By letter of November 6,1987, the NRC approved the design of the ATWS j

Mitigation System Actuation Circuitry (AMSAC) for McGuire and Catawba Nuclear

{

Stations. Subsequently, by letter of June 1,1988, you informed us of changes j

to be trade in the approved AMSAC design and provided additional supporting information on September 9,1988 and June 2,1989.

The NRC has reviewed these subsequent changes and finds them to be acceptable.

Enclosed is our supplemental safety evaluation report to this end.

Our acceptance, in part, recognizes your previous commitment to conduct a human factors review of associated operating bypass controls in the control room, consistent with the station's detailed control room design process. We request to be notified upon completion of your human factors review, and we request that records of the review be maintained available for audit.

If you have questions regarding the enclosure, contact me at (301) 492-1442 or Kahtan Jabbour at (301) 492-1496.

Sincerely,

/s/

Darl S. Hood, Project Manager s900090425g}g$$3369 i _.

Project Directorate 11-3 PDR ADOCK pgu h

Division of Reactor Projects-I/II P

Office of Nuclear Reactor Regulation

Enclosure:

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See_next page DISTRIBUTION ON

" Docket File, -

D. Hood 14-H-25 NRC PDR I l K. Jabbour 14-H-25 Local FDR OGC (For inform. Only) 15-B-18 PDII-3 Reading E. Jordan MNBB-33C2 S. Varga 14-E-4 B. Grimes 9-A-2 G. Lainas 14-H-3 ACRS (10)

P-315 D. Matthews 14-H-25

'McGuire Plant File]

M. Rood 14-H-25

' Catawba Plant File]

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UNITED STATES NUCLEAR REGULATORY COMMISSION o

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August 3, 1989 o

4 Docket Nos. 50-369, 50-370

'50-413, 50-414 Nr. H. B. Tucker, Vice. President Nuclear Production Department Duke Power Company 422 South Church Street Charlotte, North Carolina 28242

Dear Mr. Tucker:

SUBJECT:

APPROVAL OF CHANGES IN ATWS/AMSAC DESIGN, MCGUIRE AND CATAWBA NUCLEAR STATIONS, UNITS 1 AND 2 (TACs 68427., 68428, 68429, AND 68430)

By letter of November 6,1987, the NRC approved the design of the ATWS Mitigation System Actuation Circuitry (AMSAC) for McGuire and Catawba Nuclear Stations. Subsequently, by'. letter of June 1.1988, you informed us of. changes.

to be made in the approved AMSAC design and provided additional supporting,

information on September' 9,1988 and June 2,1989.

1 The HRC has reviewed.thse subsequent changes and finds them to be i

acceptable.

Enclosed is our supplemental safety evaluation report to this I

end; Our. acceptance, in part, recognizes your previous commitment to conduct a human factors review of associated operating bypass controls in the control room, consistent with the station's detailed control room design process.. We request to be notified upon completion of ycar human fcctors review, and we request that records of the review be maintained available for audit.

Kahtan Jabbour at (301) garding the enclosure, contact me at (301) 492-1442 or If you have questions re 492-1496.

Sincerely,

(N

-0 Darl S. Hood, Project Manager Project Directorate 11-3 Division of Reactor Projects-1/II Office of Nuclear Reactor Regulation

Enclosure:

SER-cc w/ enc 1:

See next page l

l

l Mr. H. B. Tucker Duke Power Company Catawba Nuclear Station cc:

A.V.'Carr, Esq..

North Carolina Electric Membership q

Duke Power Company Corp.

)

422 South Church Street 3400 Sumner Boulevard Charlotte, North Carolina 28242 P.O. Box 27306 Raleigh, North Carolina 27611 J. Michael McGarry, III, Esq.

Bishop, Cook, Purcell and Reynolds Saluda Rivei' Electric Cooperative, 1400 L Street, N.W.

Inc.

. Washington, D. C.

20005 P.O. Box 929 3

Laurens, South Carolina 29360 North Carolina MPA-1 Senior Resident Inspector Suite 600 Route 2, Box 179N 3100 Smoketree Ct.

York, South Carolina 29745 P.O. Box 29513 Raleigh, North Carolina 27626-0513 Regional Administrator, Region II U.S. Nuclear Regulatory Commission

'Ms. S.-S. Kilborn 101 Marietta Street, NW, Suite 2900 Area Manager, Mid-South Area Atlanta, Georgia. 30323 ESSD Projects Westinghouse Electric Corp.

Mr. Heyward G. Shealy, Chief MNC West Tower --Bay 239 Bureau of Radiological Health I

P.O. Box 355 South Carolina Department of Health Pittsburgh, Pennsylvania 15230 and Environmental Control 2600 Bull Street County Manager. of York County Columbia, South Carolina 29201 York County Courthouse York, South Carolina 29745 Ms. Karen E. Long Assistant Attorney General Richard P. Wilson, Esq.

N.C. Department of Justice Assistant Attorney General P.O. Box 629 S.C. Attorney General's Office Raleigh, North Carolina 2760?

P.O. Box 11549 Columbia, South Carolina 29211 Nr. Peter G. LeRoy Nuclear Production Department i

Piedmont Municipal Power Agency Duke Power Company 100 Memorial Drive P.O. Box 33169 Greer, South Carolina 29651 Charlotte, North Carolina 28241 Mr. Alan R. Herdt, Chief Project branch #3 U.S. Nuclear Regulatory Commission 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323

Mr. H. B. Tucker Duke Power Company McGuire Nuclear Station cc:

Mr. A.V. Carr, Esq.

Dr.. John M. Barry Duke Power Company Department of Environmental Health' P. O. Box 33189 Mecklenburg County 422 South Church Street 1200 Blythe Boulevard Charlotte, North Carolina 28242 Charlotte, North Carolina 28203 County Manager of Mecklenburg County Mr. Dayne H. Brown, Chief 720 East Fourth Street Radiation Protectiun Branch Charlotte, North Carolina 28202 Division of Facility Services Department of Ibman Resources 701 Barbour Drive Mr. J. S. Warren Raleigh, North Carolina 27603-2008 Duke Power Company Nuclear Production Department Mr. Alan R. Herdt, Chief P. O. Box 33189 Project Branch #3 Charlotte, North Carolina 28242 U.S. Nuclear Regulatory Commission 101 Marietta Street, NW, Suite 2900 J. Nichael McGarry., III, Esq.

Atlanta, Georgia 30323 Bishop, Cook, Purcell and Reynolds 1400 L Street, N.W.

Ms. Karen E. Long Washington, D. C.

20005 Assistant Attorney General N. C. Departnent of Justice Senior Resident Inspector P.O. Box 629 c/o U.S. Nuclear Regulatory Commission Raleigh, North Carolina 27602 Route 4, Box 529 i

Hunterville, North Carolina 28078 l

Regional Administrator, Region 11 U.S. Nuclear Regulatory Commission 101 Marietts Street, N.W., Suite 2900 Atlanta, Georgia 30323 Ms. S. S. Kilborn Area Manager, Mid-South Area ESSD Projects Westinghouse Electric Corporation MNC West Tower - Bay 239 P. O. Box 355 Pittsburgh, Pennsylvania 15230

'I

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