ML20205M004

Forwards Safety Evaluation Accepting Topical Rept YAEC-1300P, RELAP5YA:Computer Program for LWR Sys Thermal- Hydraulic Analysis for Ref in Licensing Applications to Extent Specified.W/Technical Evaluation Rept EGG-TFM-7933

ML20205M004
Person / Time
Site:	Yankee Rowe, Maine Yankee, 05000000
Issue date:	10/25/1988
From:	Fairtile M Office of Nuclear Reactor Regulation
To:	Papanic G YANKEE ATOMIC ELECTRIC CO.
Shared Package
ML20205M007	List: ML20205M004 ML20205M009 ML20207J332
References
TAC-45872, NUDOCS 8811020275
Download: ML20205M004 (3)

Text

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UNITED STATES

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g NUCLEAR REGULATORY COMMISSION 3 WASH WGTON. D. C. 20666

%,*** . October 25, 1988 Docket No.50-029 Mr. George Papanic, Jr.

Senior Project Engineer - Licensing Yankee Atomic Electric Company 1671 Worcester Poad Framingham, Massachusetts 01701

SUBJECT:

ACCEPTANCE FOR REFERENCING TOPICAL REPORT YAEC-1300P, Volumes 1, 2. 3. "RELAP5YA: A COMPUTER PROGRAM FOR LIGHT WATER REACTOR SYSTEM THERMAL-HYDRAULIC ANALYSIS" (TAC 45872)

The Nuclear Regulatory Commission (NRC) staff has completed its review of Yankee Atomic Electric Company (YAEC) licensing topical report YAEC-1300P, "RELAP5YA: A Computer Program for Light Water Reactor System Thermal-Hydraulic  :

Analysis."

The staff finds the report to be acceptable for referencing in licensing applications to the extent specified and under the limitations delineated in the report and the associated NRC evaluation (Enclosure 1). The evaluation defines the basis for acceptance of the report.

Pursuant to 10 CFR 2.790, we have detemined that the enclosed evaluation does not contain proprietary information. However, we will delay placing the evaluation in the public document room for a period of ten (10) working days  !

from the date of this letter to provide you with the opportunity to comment on the proprietary aspects only. If you believe that any information in the enclosure is proprietary, please identify such infnrmation line by line and define the basis pursuant to the criteria of 10 CFR 2.790.

The staff does not intend to repeat the review of the matters described in the report and found acceptable when the report appears as a reference in i licensing applications, except to assure that the material presented is '

applicable to the specific plant involved. The staff's acceptance applies only to the matters described in the report.

In accordance with procedures established in NUREG-0390, it is requested that YAEC publish an accepted version of this report with the review questions and ,

answers within 3 months of receipt of this letter. The accepted version shall l incorporate this letter and the enclosed evaluation after the title page. The  ;

accepted version shall include an -A (designated accepted) following the report identification symbol.

Should the staff's criteria or regulations change such that the conclusions as to the acceptability of the report are invalidated. YAEC and/or the applicant t referencing the topical report will be expected to revise and resubmit their t go!

8911020275 8S1025 l PDR ADOCK 05000029 I P

PDC l l( t 1

George Papanic, Jr. 2 respective documentation, or submit justification for the continued effective ,

applicability of this topical report without revision of their respective '

documentation. l This letter completes our review of TAC No. 45872 regarding NUREG.0737. Item  :

II.K.3.30, "Revised Small-Break loss-of-Coolant Accident Methods to Show '

Compliance with 10 CFR Part 50, Appendix K."

Sincerely, Drightal signe'd by:

Morton B. Fairtile, Project Manager ,

Project Directorate I-3 L Division of Reactor Projects I/II '

Enclosure:

Topical Report Evaluation l

cc w/ enclosure: See next page DISTRIBUTION:-Deetet: File, NRC& Local PDRs, PDI-3 r/f, SVarga, BBoger, MRushbrook. OGC, EJordan, BGrimes, ACRS (10), RWessman, MFairtile l

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DATE :10Ai_788 :10/20/88 :10/15/88  :  :  :  :  !

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s Mr. George Papanic, Jr. >

Yankee Atomic Electric Company Yankee Nuclear Power Station ec:

Mr. James E. Tribble, President Mr. George Papanic, Jr.

Yankee Atomic Electric Company Senior Project Engineer-Licensing 580 Main Street Yankee Atomic Electric Company Bolton, Massachusetts 01740-1398 580 Main Street '

Bolton, Massachusetts 01740-1398 Thomas Dignan, Esauire Ropes and Gray 225 Franklin Street Roston, Massachusetts 02110 Mr. N. N. St. Laurent Plant Superintendent Yankee Atomic Electric Company Star Route  :

Rowe, Massachusetts 01367 Chairman Board of Selectmen Town of Rowe Rowe, Massachusetts 01367 Resident Intpector l Yankee Nuclear Power Station c/o U.S. NRC Post Office Box 28 Monroe Bridge, Massachusetts 01350 Regional Administrator, Region ! L U.S. Nuclear Regulatory Commission l 475 Allendale Road '

King of Prussia, Pennsylvania 19406 Robert M. Hallisey, Director Radiation Control Program Massachusetts Department of Public Health t 150 Tremont Street, 7th Floor  !

Boston, Massachusetts 02111 i

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