ML20153C465

Requests Addl Info Re 970909 Amend Request Which Addressed Analysis Rev for Makeup Sys Letdown Line Failure Analysis at Crystal River Unit 3,by 981030

ML20153C465
Person / Time
Site:	Crystal River
Issue date:	09/18/1998
From:	Wiens L NRC (Affiliation Not Assigned)
To:	Cowan J FLORIDA POWER CORP.
References
TAC-M99571, NUDOCS 9809240100
Download: ML20153C465 (3)

Text

_. _ _ _.

September 18, 1998 Mr. J:hn P ul Cow:n, Vico Presidsnt Nucinr Operations (SA2A)

Attn: Manager Nuclear Licensing Florida Power Corporation Crystal River Energy Complex 15760 W. Power Line Street Crystal River, Florida 34428-6708

SUBJECT:

CRYSTAL RIVER UNIT 3 - REQUEST FOR ADDITIONAL INFORMATION -

LICENSE AMENDMENT RELATED TO REVISED ANALYSIS OF MAKEUP SYSTEM LETDOWN LINE FAILURE ACCIDENT (TAC NO. M99571)

Dear Mr. Cowan:

In a submittal dated September 9,1997, Florida Power Corporation (FPC) submitted a license amendment request which addressed an analysis revision for the Makeup System Letdown Line Failure Analysis at Crystal River Unit 3. In respone to a Request for AdditionalInformation (RAI),

FPC provided additionalinformation in a letter dated November 25,1997, regarding the use of RELAP5 in this analysis, included in this submittal was a discussion of the conditions and restrictions associated with the U.S. Nuclear Regulatory Commission (NRC) safety evaluation for Topical Report BAW-10192-P, the Loss of Coolant Accident evaluation model which FPC referenced for use b analyzing aspects of the letdown line break analysis. We recognize that a number of the conditions and restrictions will not apply to the analysis of the letdown pipe failure.

For each NRC restriction and condition, please demonstrate, for each one that applies in this application, how the FPC application of the methodology meets the condition and restriction specified. For those limitations or conditions which do not apply, please provide a brief description supporting this determination. Please provide the requested information by October 30,1998. This RAI and requested submittal date were discussed with Ms. Sherry Bernhoft of your staff.

i Sincerely,

/s/

Leonard A. Wiens, Senior Project Manager Project Directorate ll-3 9809240100 980918 Division of Reactor Projects 1/11 PDR ADOCK 05000302 Office of Nuclear Reactor Regulation P PDR Docket: 50-302 cc: See next page DISTRIBUTION: l

. Docket file; 3 PUBLIC Crystal r/f JZwolisnki kf0l FHebdon LWeins BClayton CJackson, SRXB gpg ACRS LPlisco, Ril DOCUMENT NAME: G:\ CRYSTAL \ LETDOWN.RAI To rsceive a copy of this document, indicate in the box: "C"

• Copy without attachment / enclosure "E" = Copy with attschment/ enclosure "N" s No copy 0FFICE PDII 3/PM A, l (* l POII 3/LA l l PDIl 3 7 lCl (__

NAME LWiens:cM 4 M 4, / BCtnyton eQ o iL- FHebdon M DATE 09/fP/98" 09/ g ry f 98 09/ g /98 09/ f98 0FFICIAL RECORD COPY

MC. W pn Daouq i y k L. TED STATES g ,j NUCLEAR REGULATORY COMMISSION t WASHINGTON, D.C. 20666-0001 )

k*****,/ September 18, 1998 Mr. John Paul Cowan, Vice President Nuclear Opsrations (SA2A)

Attn: Manager Nuclear Licensing Florida Power Corporation Crystal River Energy Complex 15760 W. Power Line Street Crystal River, Florida 34428-6708

SUBJECT:

CRYSTAL RIVER UNIT 3 - REQUEST FOR ADDITIONAL INFORMATION -

LICENSE AMENDMENT RELATED TO REVISED ANALYSIS OF MAKEUP SYSTEM LETDOWN LINE FAILURE ACCIDENT (TAC NO. M99571)

Dear Mr. Cowan:

In a submittal dated September 9,1997, Florida Power Corporation (FPC) submitted a license amendment request which addressed an analysis revision for the Makeup System Letdown Line Failure Analysis at Crystal River Unit 3. In respone to a Request for Additional Information (RAI),

FPC provided additionalinformation in a letter dated November 25,1997, regarding the use of RELAPS in this analysis. Included in this submittal was a discussion of the conditions and restrictions associated with the U.S. Nuclear Regulatory Commission (NRC) safety evaluation for Topical Report BAW-10192-P, the Loss of Coolant Accident evaluation model which FPC referenced for use in analyzing aspects of the letdown line break analysis. We recognize that a number of the conditions and restrictions will not apply to the analysis of the letdown pipe failure.

For each NRC restriction and condition, please demonstrate, fcr each one that applies in this  !

application, how the FPC app!! cation of the methodology meets the condition and restriction specified. For those limitations or conditions which do not apply, please provide a brief description supporting this determination. Please provide the requested information by Gctober 30,1998. This RAI and requested submittal date were discussed with Ms. Sheny Bemhoft of your staff.

Sincerely, V

Leonard A. Wiens, Senior Project Manager i Project Directorate !!-3 Division of Reactor Projects I/Il Office of Nuclear Reactor Regulation ..

d Docket: 50-302 cc: See next page

-- q Mr. John Paul Cowan CRYSTAL RIVER UNIT NO. 3 Florida Power Corporation GENERATING PLANT l I cc:

Mr. R. Alexander Glenn Chairman l

Corporate Co'.nsel Board of County Commissioners Florida Power Corporation Citrus County

MAC-ASA '

110 North Apopka Avenue l P.O. Box 14042 Invemess, Florida 34450-4245 St. Petersburg, Florida 33733-4042 Mr. Robert E. Grazio, Director Mr. Charles G. Pardee, Director Nuclear Regulatory Affairs (SA2A) l Nuclear Plant Operations (NA2C) Florida Power Corporation Florida Power Corporation Crystal River Energy Complex Crystal River Energy Complex 15760 W. Power Line Street 15760 W. Power Line Street Crystal River, Florida 34428-6708 Crystal River, Florida 34428-6708 Senior Resident inspector Mr. Robert B. Borsum Crystal River Unit 3 Framatome Technologies Inc. U.S. Nuclear Regulatory Commission 1700 Rockville Pike, Suite 525 6745 N. Tallahassee Road 1

Rockville, Maryland 20852 Crystal River, Florida 34428 Mr. William A. Passetti, Chief Mr. Gregory H. Halnon Department of Health Director, Quality Programs (SA2C) i Bureau of Radiation Control Florida Power Corporation 2020 Capital Circle, SE, Bin #C21 Crystal River Energy Complex Tallahassee, Florida 32399-1741 15760 W. Power Line Street Crystal River, Florida 34428-6708 Attomey General Department of Legal Affairs Regional Administrator, Region 11 The Capitol U.S. Nuclear Regulatory Commission Tallahassee, Florida 32304 61 Forsyth Street, SW., Suite 23T85 Atlanta, GA 30303-3415 Mr. Joe Myers, Director Division of Emergency Preparedness Mr. Leonard D. Wert Department of Community Affairs U.S. Nuclear Regulatory Commission 2740 Centerview Drive 61 Forsyth Street, SW., Suite 23T85 Tallahassee, Florida 32399-2100 Atlanta, GA 30303-3415