ML19325D420
| ML19325D420 | |
| Person / Time | |
|---|---|
| Site: | Fort Saint Vrain  |
| Issue date: | 10/17/1989 |
| From: | Weiss S Office of Nuclear Reactor Regulation |
| To: | Crawford A PUBLIC SERVICE CO. OF COLORADO |
| Shared Package | |
| ML19325D421 | List: |
| References | |
| TAC-73124, NUDOCS 8910240021 | |
| Download: ML19325D420 (4) | |
Text
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Octob:r 17, 1989 Docket No. 50-267 4
t Mr. A. Clegg Crawford Vice President, Nuclear Operations i
Public Service Company of Coloredo l
Post Office Box 840 l
Denver, Colorado 80201-0840 Dest Mr. Crawford:
f
SUBJECT:
TORT ST. VRAIN DEFUELING-PRELIMINARY SAFETY EVALUATION AND REQUEST FOR ADDITIONAL INFORMATION (TAC NO. 73124) l The staff has conducted a preliminary review of your defueling Safety Analysis Report (SAR)submittedAugust 16, 1989. The staff also reviewed your response I
dated August 24, 1969 to staff questions concerning defueling.
The staff's preliminary review has resulted in requests f or additional informa-l tien on several defueling topics. These topics include:
Reactivity Evaluation.
l Reactivity Monitoring Accident Analysis, and Redundancy of Reactivity Control.
l In addition, the staff has determined that certain Technical Specifications i
(TS) must be changed to support the defueling as described in 3our SAR. These TS include Section 6.1, Reactor Core-Design features and the upgraded TS on 4
Reactivity Control.
Proposed TS changes were received by your letters dated September 14, 1989. Our preliminary Safety Evaluation and request for additional f
information is enclostd.
Please provide the information and TS change requested within 30 days of the date of this letter. As noted in the preliminary safety evaluation, defueling l
cannot proceed until the revised TS are reviewed and issued by the NRC, Since the defueling SAR provides the basis of your proposed TS changes, we must have l
this information in order to approve the TS.
l The information requested in this letter affects fewer than 10 respondents; i
therefore OFB clearance is not required under P.L. 96 511.
Sincerely.
Original signed by:
i Seymour H. Weiss, Director i
Non-Power Reactor, Decommissioning and i
Environmental Project Directorate Division of Reactor Projects - !!!,
j IV, Y and Special Projects Office of Nuclear Reactor Regulation
Enclosure:
As stated l
cc w/ enclosure:
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RJones TWesterman ACRS (10)
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Docket No. 50-267 Mr. A. Clegg Crawford j
Vice President, Nuclear Operations public Service Company of Colorado Post Office Box 640 Denver, Colorado 80201-0840 i
Dear Mr. Crawford:
/
i
SUBJECT:
FORT ST VRAIN DEFUEllHG-PRELIMINARY SAFETY EVALUATION AND REQUEST FORADDITIONALINFORMATION(TACNO.73124)
The staff has conducted a preliminary review of your defueling/ Safety Analysis Report (SAR)submittedAugust 16, 1989. The staf f also reviewed your response dated August 24, 1989 tostaffquestionsconcerni%'defueling.
V
/
The staff's preliminary review has resulted in requests for additional information on several defueling topics. Thesetopics/nclude:
Reactivity t
Evaluation, Reactivity Monitoring, Accident Analysis /and Redundancy of Reactivity Control.
In addition, the staff has detetuined that certain Technical Specifications must be changed to suppogt' the defueling as described in your SAR. These TS include Section 6.1, Reactor Core - Design Features and the upgraded TS on Reactivity contio1. Our preliminary safety evaluation and request for additional information is enclose f Please provide the information and TS changes requested within 30 days of the cate of this letter. As noted in the prejiminary safety evaluation, defueling cannot proceed until the revised TS are reviewed and issued by the NRC.
The information requested in this lette/
r affects fewer than 10 respondents; therefore OMB clearance is not requ /ed under P.L.96-511.
Sincerely, Kenneth L. Heitner, Project !!anager Non-Power Reactor, Decommissioning and Environmental Project Directorate Division of Reactor Projects - 111, IV, Y and Special Projects Office of Nuclear Reactor Regulation As stated
/
cc w/ enclosure:
/
See next page
/
DISTRIBUTION
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Docket F He j'
NRC PDR Local PDR PD4 Reading G. Holahan ADR4 E. Hylton K. Heitner S. Weiss OGC-Rockville E. Jordan B. Grimes ACRS(10)
PD4 Plant file J. Calvo R. C. Jones T. Westernan FSV 989 L TER
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%....d f October 17, 1989 i
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Occket No. 50 267 Mr. A. Clegg Crawford l
Vice Presioent, Nuclear Operations Pablic Service Company of Colorado Post Office Box 840 Denver, Colorado 80201-0840
Dear fir. Crawford:
EUBJECT:
F0FT ST. VRAIN DEFUELING-PRELIMINARY SAFETY EVALUATION AND REQUEST l
i FOR ADDITIONAL INFORMATION (TAC NO. 73124) i The staff has conducted a preliminary review of your defueling Safety Analysis Report (SAR) submitted August 16, 1989. The staff also reviewed your response r
dated August 24, 1989 to staff questions concerning defueling, j
The staff's preliminary review has resulted in requests for additional informa-i L
tion on several oefueling topics. These topics include:
Reactivity Evaluation, j
~ Reactivity Monitoringf has detemined that certain Techt,1 cal Specifict.tionsAcciden In addition, the staf (TS) must be changed to support the defueling as described in your SAR. These TS include Section 6.1, Reactor Core-Design features end the upgraded TS on Reactivity Control.
Proposed TS changes were receivej by your letters dated i
September 14, 1989. Our preliminary Safety Evaluation and request for additional information is enclosed.
Please provide the information and TS change requested within 30 days of the l
date of this letter.
As noted in the preliminary safety e,aluation, defueling cannot proceed until the revised TS are reviewed and issued by the NRC. Since i
the defueling SAR provides the basis of your proposed TS changes, we must have t
this information in order to approve the TS.
{
The information requested in this letter affects t' ewer than 10 respondents; therefore OMB clearance is not required under P.L. 96 511.
Sincerely, A4Ed Seymour H. Weiss, Director Non-Power Reactor, Decomissioning and l
Environmental Project Directorate Division of Reactor Projects - !!I, IV, Y and Special Projects Office of Nuclear Reactor Regulation
Enclosure:
As stated cc w/ enclosure:
See next page
e l
Mr. A. Clegg Crawford Public Service Company of Colorado Fort St. Vrain cc:
l Mr. D. W. Warembourg, M nagcr Robert H. Quillen. Director Nuclear Engineerir.g Division Radiation Control Division Public Service Company Department of Pealth of Colorado 4210 East lith Avenue P. O. Box 840 Denver, Colorado 80220 Denver, Colorado 80201-0840 I
Mr. David Alberstein, Manager Mr. Charles H. Fuller Fort St. Vrain Services Manager Nuclear Production GA International Services Corporation and Station Mar,ager 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 Nuclear Licensing and Resource Mr. P. F. Tomlinson, Manager Managenent Division Quality Assurance Division Public Service Company of Colorado Public Service Company of Colorado P. O. Box 840 16805 Weld County Road 19-1/2 Denver, Colorado 80201-0840 Platteville, Colorado 80651 Senior Resident inspector Mr. D. D. Hock U.S. Nuclear Regulatory Comission President and Chief Executive Officer P. O. Box 640 Public Service Company of Colorado Platteville, Colorado 80651 Post Office Box 840 Denver, Colorado 80201-0840 Kelley, Standfield & 0'Donnell ATTN: Mr. J. K. Tarpey Comitnent Control Program Public Service Company Building Coordinator Room 900 Public Service Company of Colorado 550 15th Street 2420 W. 26th Ave. Suite 100 D Denver, Colorado 80202 Denver, Colorado 80211 j
Regional Administrator, Region IV
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U.S. Nuclear Regulatory Comission 611 Ryan Plaza Drive Suite 1000 Arlington, Texas 76011 Chairman, Board of County Comissioners of Weld County, Colorado Greeley, Colorado 80631 Regional Representative Radiation Programs l
Environnental Protection Agency l
1 Denver Place l
999 18th Street, Suite 1300 l
Denver, Colorado 80202-2413 l
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