ML20207E953

Forwards Safety Evaluation Supporting Util 870206 Submittal Re Safe Shutdown Capability for Plant High Temp gas-cooled Reactor at Up to 82% Power

ML20207E953
Person / Time
Site:	Fort Saint Vrain
Issue date:	08/10/1988
From:	Heitner K Office of Nuclear Reactor Regulation
To:	Robert Williams PUBLIC SERVICE CO. OF COLORADO
Shared Package
ML20207E958	List: ML20207E953 ML20207F057
References
TAC-66574, NUDOCS 8808180188
Download: ML20207E953 (4)

Text

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• August 10, 1988 Docket No. 50-267 Mr. R. O. Williams , 3r.

Vice President, Nuclear Operations Public Service Company of Colorado P. O. Box E40 Cenver, Colorado 80201-0840

SUBJECT:

FORT ST. VRAIN - CONFIRMATORY ACCIDENT EVALUATION AT S2% POWER (TACN0.66574)

We have completed our review of your submittal dated February 6,1987.

Enclosed is cur confirmatory Safety Evaluation of the safe shutdown capability forFortSt.Vrainhighterperaturegas-cooledreactor(HTGR)atupto82%

power. The staff concludes that the accident analyses presented in the Final Safety Analysis Report (FSAR) Chapter 14 are indeed bounded by those limiting conditions previously analyzed and found acceptable at up to 82 percent power for emergency safe shutdown. We confirm the acceptability cf operation of Fort St. Vrain 82 percent of the licensed power.

Sincegy, Kenneth L. Heitner, Project Manager Project Directorate - IV Division of Reactor Projects - !!!:

IV, Y and Special Projects Office of Nuclear Reactor Regulation

Enclosure:

As stated ec w/ enclosure:  ;

See next page DISTRIBUTION.

Doctet file.' NRC PDR Local POR PD4 Reading (

L. Rubenstein J. Calvo P. Noonan K. Heitner '

OGC-Rockville E. Jordan B. Grimes M. Hodges  !

A. Gilbert ACRS(10) PD4 Plant File l b 'PDIV:PM N PDIV:D 0 PDIV:L%nj PNoona KHeitner:kb JCalvo [11 08/(Q/88 08/d /88 08/g /88 0(

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1

August 10, 1988 I

. i y Docket No. 50-267 Mr. R. O. Williams, Jr.

Vice President Nuclear Operations Public Service Company of Colorado i P. O. Box E40 1 Denver, Colorado 80201-0840 l

Dear Mr. Williams:

l

SUBJECT:

FORT ST. VRAIN - CONFIRMATORY ACCIDENT EVALUATION AT 82% POWER (TACNO.66574) l We have completed our review of your submittal dated February 6,1987. '

Enclosed is our confirmatory Safety Evaluation of the safe shutdown capability 1

for Fort St. Vrain high temperature gas-cooled reactor (HTGR) at up to 82%

i power. The staff concludes that the accident analyses presented in the Final

~

Safety Ar,alysis Report (FSAR) Chapter 14 are indeed bounded by those limiting I

cotiditions previously analyzed and found acceptable at up to 82 percent power for emergency safe shutdown. We confirm the acceptability of operation of Fort St. Vrain 82 percent of the licensed power.

Sincegy, Kenneth L. Heitner, Project Manager Project Directorate - IV  :

Division of Reactor Projects - !!!,

IV, V and Special Projects )

Office of Nuclear Reactor Regulation

Enclosure:

As stated

, cc w/ enclosure:

See next page  !

DISTRIBUTION Docket File NRC PDR Local PDR PD4 Reading j

L. Rubenstein J. Calvo P. Noonan K. Heitner OGC Rockville E. Jordan B. Grimes M. Nodges A. Gilbert ACRS(10) PD4 Plant File i PDIV:L PDIV:PM N PDIV:D 7N PNoona KHeitner:kb JCalvo / l 08/$/8 08/A /88 08//a/88 l

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3,' [*'$ NUCLEAR REGULATORY COMMISSION WASHINGTON D. C. 20555 v *Q

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,/

R August 10, 1988 4

Docket No. 50-267  ;

i Mr. R. O. Williams, Jr.

Vice President, Nuclear Operations Public Service Company of Colorado -

P. O. Box 840 Denver, Colorado 80201-0840

SUBJECT:

FORT ST. VRAIN - CONFIRMATORY ACCIDENT EVALUATION AT 82% POWER (TAC NO. 66574)

We have completed our review of your submittal dated February 6, 1987.

Enclosed is our confinnatory Safety Evaluation of the safe shutdown capability for Fort St. Vrain high temperature gas-cooled reactor (HTGR) at up to 82%

power. The staff concludes that the accident analyses presented in the Final Safety Ar.alysis Report (FSAR) Chapter 14 are indeed bounded by these limiting conditions previously analyzed and found acceptable at up to 82 percent power for emergency safe shutdown. We confirm the acceptability of operation of Fort St. Vrain 82 percent of the licensed power.

2 Sincerely.

• . thg, Kenneth L. Heitner, Project Manager Project Directorate - IV Division of Reactor Projects - III, IV Y and Special Projects Office of Nuclear Reactor Regulation

Enclosure:

As stated cc w/ enclosure:

See next page

y Mr. R. O. Williams, Jr.

Public Service Company of Colorado Fort St. Vrain CC*

Mr. D. W. Warembourg, Manager Albert J. Harle. Director Nuclear Engineeritig Division Radiation Control Division Public Service Company Department of Health of Colorado 4210 East lith Avenue P. O. Box 840 Denver, Colorado 80220 Denver, Colorado 80201-0840 Mr. David Alberstein, 14/159A Mr. R. O. Williams, Jr., Acting Manager GA Technologies, Inc. Nuclear Production Division Post Office Box 85608 Public Service Company of Colorado San Diego, California 92138 16805 Weld County Road 19-1/2 Platteville, Colorado 80651 Mr. H. L. Brey, Manager l

Nuclear Licensing ard Fuel Division Mr. P. F. Tomlinson, Manager l

Public Service Company of Colorado Quality Assurance Division P. O. Box 840 Public Service Company of Colorade Denver, Colorado 80201-0840 16805 Weld County Road 19-1/2 Platteville, Colurado 80651 Senior Resident Inspector l U.S. Nuclear Regulatory Comission Mr. R. F. Walker l P. O. Box 640 Public Service Company of Colorado l Platteville Colorado 80651 Post Office Box 840 Denver, Colorado 80201-0840 <

Kelley, Stsnsfield & 0'Donnell l Public Service Company Building Comitment Control Program Room 900 Coordinator l 550 15th Street Public Service Company of Colorado l Denver, Colorado 80202 2420 W. 26th Ave. Suite 100-D '

Denver, Colorado 80211 i Regional Administrator, Region IV. I U.S. Nuclear Regulatory Comission '

611 Ryan Plaza Drive Suite 1000 i Arlington, Texas 76011 l Chainnan, Board of County Comissioners l of Weld County, Colorado l Greeley, Colorado 80631 Regional Representative Radiation Programs Environmental Protection Agency 1 Denver Place 999 18th Street, Suite 1300 Denver, Colorado 80202-2413 l

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