ML19208A461

Requests Specific Info by 790904 Re Core Performance

ML19208A461
Person / Time
Site:	McGuire, Mcguire
Issue date:	08/03/1979
From:	Baer R Office of Nuclear Reactor Regulation
To:	Parker W DUKE POWER CO.
References
NUDOCS 7909140017
Download: ML19208A461 (4)

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NUCLEAR REGULATORY COMMISSION

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W ASHINGTON, D. C. 20555 s r4~,a AUG 0 31979 Docket Nos. 50-369 ar.d 50-370 Mr. William 0. Parker, Jr.

Vice President, Steam Production Duke Power Company P. O. Box 2178 422 South Church Street Charlotte, North Carolina 28242

SUBJECT:

CORE PERFORf'ANCE - REQUEST FOR ADDITIONAL INFORMATION (ficGuire Nuclear Station, Units 1 and 2)

As a result of our continuing review of your application, we find that we are in need of specific information regarding McGuire core performance.

Thi s information is described in the Enclosure.

We request that this information be provided by September 4,1979.

Please contact us if you have any questions concerning this matter.

Sincerely, W. fku ;-)

Robert L. caer, Chief Light Water Reactors Branch No. 2 Division of Project Management

Enclosure:

Request for Additional Information ces w/ enclosure:

See next page n

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7 9 0914 0 cI 7

AUG 0 31979 Mr. William 0. Parker, Jr.

Vice President, Steam Production Duke Power Company P. O. Box 2178 422 South Church Street Charlotte, North Carolina 28242 cc:

Mr. W. L. Porter Duke Pcwer Company P. O. Box 2178 422 South Church Street Charlotte, North Carolina 28242 Mr. R. S. Howard Power Systems Division Westinghcuse Electric Corporation P. O. Box 355 Pittsburgh, Pennsylvania 15230 Mr. E. J. Keith EDS Nuclear Incorporated 220 Montgomery Street San Francisco, California 94104 Mr. J. E. Houghtaling NUS Corporation 2536 Countryside Boulevard Clearwater, Florida 33515 Mr. Jesse L. Riley, President The Carolina Environmental Study Group 854 Henley Place Charlotte, North Carolina 28207 J. Michael McGarry, III, Esq.

Debevoise & Liberman 1200 Seventeenth Street, N. W.

Washington, D. C.

20036 Shelley Blum, Esq.

418 Law Building 730 East Trade Street Charlotte, North Carolina 28202 Robert M. Lazo, Esq., Chairman Atomic Safety and Licensing Board U. S. Nuclear Regulatory Commission Washington, D. C.

20555 Dr. Enneth A. Luebke Atomic Safety and Licensing Board U. S. Nuclear Regulatory Commissicn Washington, D. C.

20555

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AUG 0 3 E79 Mr. William 0. Parker, Jr.

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Dr. Cadet H. Hand, Jr., Director Bodega Marine Lab of California P. O. Box 247 Bodega Bay, California 94923 Ms. Brenda Best Carolina Action 1740 E. Independence Boulevard Charlotte, North Carolina 28205 Anthony Z. Roisman, Esq.

Natural Resources Defense Council 917 - 15th Street, N. W.

Washington, D. C.

20555 Richard P. Wilson, Esq.

Assistant Attorney General State of South Carolina 2600 Bull Street Colurtia, South Carolina 29201 Mr. Geoffrey Owen Little P. O. Box 2501 Davidson College Davidson, North Carolina 28036 I$ 0 ES. l>~}

ENCLOSURE AUG 0: 1973

, REQUEST FOR ADDITIONAL INFORMATION MCGulRE NUCLEAR STATION 241.3 The require. rants fcr ;nalyaing the asy.-'3tric hjdraulic Scri ntal lcid have been changed by the A-2 Task Fcrce (h;.. etric Sic'ido.cn Loads on Reactor Primary C:olant System) since car SER of :' arch 1978.

To satisfy the new requirercnts McGuire shculd parfccm a plant specific analysis of their plant using the test a',ailable cat?;dologyl.nd critaria for their design. At this ti~e, cGuire sh:uid pecvide the results of an analysis.hich sFc..s tht _'. -i r fucl ai ze'$ lies can withstand the as; :etric icadings.

"cGui re s'.0;ld al s o ccr.1it to perica a further c /aluaticn of thair fual fcilc...ng.aC =.pproni of the generic analysis n athcd sFculd the.. L'nd: logy cr criteria de.veloped feca this task. ir ~.nt such revaluaticn.

241.4 During a recent. refueling cutage at a E,.lant (Salaa 1), strap 3

damage.as ;bsar.';d :n a r."..',er of fuel 5, acer ; rids.

It is not c

b; ;n -hathar che damage occurred du. ing t',e 1 o tial

re leading ce during the refueling eithdrawal.

" hat assurances can ycu provide that the same type of grid damage will ~:t be experienced at i

.cCaire 1 and 2?

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