ML20058P184

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Forwards SE Accepting Methods for Developing Floor Response Spectra for Resolution of USI A-46
ML20058P184
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 12/16/1993
From: Silver H
Office of Nuclear Reactor Regulation
To: Beard P
FLORIDA POWER CORP.
Shared Package
ML20058P187 List:
References
REF-GTECI-A-46, REF-GTECI-SC, TASK-A-46, TASK-OR TAC-M69440, NUDOCS 9312230130
Download: ML20058P184 (2)


Text

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s December 16, 1993 Y Docket No. 50-302 Mr. Percy M. Beard, Jr.

Senior Vice President, Nuclear Operations ,

Florida Power Corporation ATTN: Manager, Nuclear Licensing (NA2I)

Crystal River Energy Complex 15760 W Power Line Street.

Crystal River, Florida 34428-6708

Dear Mr. Beard:

SUBJECT:

EVALUATION OF METHODS FOR DEVELOPING FLOOR RESPONSE SPECTRA '

FOR THE RESOLUTION OF UNRESOLVED SAFETY ISSUE (USI) A CRYSTAL RIVER UNIT 3 (CR-3) (TAC M69440)

In the 120-days response to Generic Letter 87-02, Supplement 1, dated September 4,1992, you provided your plans for resolution of USI A-46. In the submittal dated April 16, 1993, you provided some information related to the  :

development of floor resoonse spectra to be used for the resolution of USI A-

46. By letter dated July 9,1993, we requested additional information on the development of floor response spectra at CR-3 in order to complete our review.

You provided the information in submittals dated September 7 and October 6, 1993.

Based on the review of the information submitted, we conclude that the ground ,

response spectra utilized and the approaches used in the development of floor response spectra are in accordance with the licensing commitment and are acceptable for the resolution of USI A-46. This conclusion is based on the assumption that the subsequent verification of the equipment and anchorages will be in accordance with Supplement 1 to Generic Letter 87-02.

Our Safety Evaluation is enclosed. Please contact me at (301) 504-1475 if you have any questions concerning this letter.

Sincerely, (Original Signed By)

Harley Silver, Senior Project Manager Project Directorate II-2 Division of Reactor Projects - 1/II Office of Nuclear Reactor Regulation

Enclosure:

Distribution As stated ~ Docket File; Glainas HSilver NRC & Local PDRs. HBerkow OGC cc w/ enclosure: PDII-2 RF ETana ACRS (10)

See next page SVarga RCroteau MSinkule. RII 0FFICE LA:PDII-2 PE:PDII-2 PM:PDII-L EMEO//M/ D:DPilg2, l

NAME ETana 8/7 RCroteau k HSilver d' eley HBerkb DATE 12/ /4/ /93 12//4l /93 12/ M 3 12/ /4 /93 12/i'1/93-0FFICIAL RECORD COPY - DOCUMENT NAME: C:\AUT05\WPDOCS\ CRYSTAL \CR69440.SER

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i Mr. Percy M. Beard Crystal River Unit No.3 Flcrida Power Corporation Generating Plant l I

CC: I

[ Hr. Gerald A. Williams Mr. Joe Myers, Director l i

Corporate Counsel Div. of Emergency Preparedness Florida Power Corporation Department of Comunity Affairs MAC-A5A 2740 Centerview Drive P. O. Box 14042 Tallahassee, Florida 32399-2100 -l St. Petersburg, Florida 33733 Mr. Bruce J. Hickle, Director Chairman Nuclear Plant Operations (NA2C) Board of County Comissioners l Florida Power Corporation Citrus County Crystal River Energy Complex 110 North Apopka Avenue 15760 W. Power Line Street Inverness, Florida 32650 Crystal River, Florida 34428-6708 Mr. Robert B. Borsum Mr. Rolf C. Widell, Director B&W Nuclear Technologies Nuclear Operations Site Support (NA21) 1700 Rockville Pike, Suite 525 Florida Power Corporation Rockville, Maryland 20852 Crystal River Energy Complex 15760 W Power Line Street Crystal River, Florida 34428-6708 Regional Administrator, Region II U. S. Nuclear Regulatory Comission Senior Resident Inspector 101 Marietta Street N.W., Suite 2900 Crystal River Unit 3 Atlanta, Georgia 30323 U.S. Nuclear Regulatory Comission Mr. Bill Passetti 6745 N. Tallahassee Road

' Office of Radiation Control Crystal River, Florida 34428 Department of Health and Rehabilitative Services Mr. Gary Boldt 1317 Winewood Blvd. Vice President - Nuclear Tallahassee, Florida 32399-0700 Production (SA2C)

Florida Power Corporation Attorney General Crystal River Energy Complex Department of ? egal Affairs 15760 W Power Line Street The Capitol Crystal River, Florida 34428-6708 Tallahaseee, Florida 32304

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