ML20056G410

Forwards Topical Rept Evaluation of Rev 4 to OPPD-NA-8303, Transient & Accident Methods & Verification. Proposed Changes Acceptable Except for Use of Cents Computer Code for Transient Analyses

ML20056G410
Person / Time
Site:	Fort Calhoun
Issue date:	08/18/1993
From:	Steven Bloom Office of Nuclear Reactor Regulation
To:	Tira Patterson OMAHA PUBLIC POWER DISTRICT
Shared Package
ML20056G411	List: ML20056G410 ML20056G417
References
TAC-M85845, NUDOCS 9309030094
Download: ML20056G410 (4)

Text

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August 18, 1993 Docket No. 50-285 Mr. Terry L. Patterson

Division Manager - Nuclear Operation Omaha Public Power District 444 South 16th Street Mall Mail Stop 8E/EP 4 l

Omaha, Nebraska 68102-2247 l

SUBJECT:

TOPICAL REPORT OPPD-NA-8303, TRANSIENT AND ACCIDENT METHODS AND l VERIFICATION, REVISION 4 - FORT CALHOUN STATION, UNIT 1  !

, (TAC NO. M85845)

By letter' dated February 5, 1993, as supplemented by letter dated June 25, 1993, you submitted proposed changes to Fort Calhoun Transient and Accident l Methods and Verification (OPPD-NA-8303, Revision 4). The NRC staff has i' l reviewed the proposed changes and except for the use of the CENTS computer

' code for transient analyses, finds them acceptable.

- A copy of the Safety Evaluation is enclosed. ,

Sincerely, l ORIGINAL SIGNED BY:

l Steven D. Bloom, Project Manager Project Directorate IV-1 Division of Reactor Projects - III/IV/V ,

Office of Nuclear Reactor Regulation

Enclosure:

As stated cc .w/ enclosure:

, See next page DISTRIBUTION:

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August 18, 1993 Docket No. 50-285 Mr. Terry L. Patterson Division Manager - Nuclear Operation Omaha Public Power District 444 South 16th Street Mall Mail Stop 8E/EP 4 Omaha, Nebraska 68102-2247

Dear Mr. Patterson:

l

SUBJECT:

TOPICAL REPORT OPPD-NA-8303, TRANSIENT AND ACCIDENT METHODS AND

! VERIFICATION, REVISION 4 - FORT CALHOUN STATION, UNIT 1 l (TAC NO. M85845) l l By letter dated February 5,1993, as supplemented by letter dated June 25,

( 1993, you submitted proposed changes to Fort Calhoun Transient and Accident l Methods and Verification (OPPD-NA-8303, Revision 4). The NRC staff has reviewed the proposed changes and except for the use of the CENTS computer code for transient analyses, finds them acceptable.

A copy of the Safety Evaluation is enclosed.

Sincerely, ORIGINAL SIGNED BY:

! Steven D. Bloom, Project Manager Project Directorate IV-1 l

Division of Reactor Projects - III/IV/V Office of Nuclear Reactor Regulation

Enclosure:

As stated cc w/ enclosure:

See next page DISTRIBUTION:

Docket File LPDRs PDIV-1 r/f JRoe EAdensam SBloom

, PNoonan 0GC ACRS (10) ABeach RIV-1 0FC LA/PD4-l'3)d PM/PD4-1 (A)D/PD4-1 NAME PNoonan [ SBlo h HRood k

_DATE O//$ /93 T /i

/ d93 T/\h93 CG?? YE97R$N YES/NO YES/NO l 0FFICIAL RECORD COPY Document Name: FC85845.LTR

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5 UNITED STATES E ff 1 E NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 205664001 f

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• ...* August 18, 1993 Docket No. 50-285 l

Mr. Terry L. Patterson- '

Division Manager - Nuclear Operation .

Omaha Public Power District-444 South 16th Street Mall -

Mail Stop BE/EP 4 Omaha, Nebraska 68102-2247

Dear Mr. Patterson:

}

SUBJECT:

TOPICAL REPORT OPPD-NA-8303, TRANSIENT AND ACCIDENT METHODS AND VERIFICATION, REVISION 4 - FORT CALHOUN STATION, UNIT 1 (TAC NO. M85845) l By letter dated February 5, 1993, as supplemented by letter dated June 25,

( 1993, you submitted proposed changes to Fort Calhoun Transient and Accident Methods and Verification-(OPPD-NA-8303, Revision 4). The NRC staff has l reviewed the proposed changes and except for the use of the CENTS computer L . code for transient analyses, finds them acceptable.

A copy of the Safety Evaluation is enclosed.

Sincerely,

. n f

w- .

n -

/ Steven D. Bloom, Project Manager Project Directorate IV-1  !

L Division of Reactor Projects - III/IV/V l Office of Nuclear Reactor Regulation  !

Enclosure:

As stated '

l cc w/ enclosure:

See next page

i j  :

Mr.- Terry L. Patterson  ;

I Omaha Public Power District Fort Calhoun Station, Unit 1 l t

cc:  !

i' Harry H.-'Voigt, Esg.

LeBoeuf, Lamb, Leiby &'MacRae 1875 Connecticut Avenue, NW Washington, D.C. 20009-5728 i Mr. Jack Jensen, Chairman  :

Washington County Board '

of Supervisors i B1 air, Nebraska 68008 Mr. Raymond P. Mullikin, Resident Inspector l>

l U.S. Nuclear Regulatory Commission  !

l Post Office' Box 309-1 Fort Calhoun, Nebraska. 68023  ;

( .

\

l Mr. Charles B. Brinkman, Manager '

!- Washington Nuclear Operations Combustion Engineering, Inc.

12300 Twinbrook Parkway, Suite 330- l Rockville,-MD 20852  !

Regional Administrator, Region IV U.S. Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 1000  !

! Arlington, Texas 76011  !

Harold Borchert,' Director Division of Radiological Health

-Nebraska Department of Health 301 Centennial Mall, South Post Office Box 95007 Lincoln, Nebraska 68509 Mr. James W. Chase,- Manager  !

. Fort Calhoun' Station Post Office Box 399 Fort Calhoun,. Nebraska 68023-l lL t-l t

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