ML17264A777

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Informs That Util Used Ratio Procedure as Described in Position 2.1 of RG 1.99,rev 2 & Specified Margin Terms
ML17264A777
Person / Time
Site: Ginna Constellation icon.png
Issue date: 12/30/1996
From: Mecredy R
ROCHESTER GAS & ELECTRIC CORP.
To: Vissing G
NRC (Affiliation Not Assigned), NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
RTR-REGGD-01.099, RTR-REGGD-1.099 TAC-M92679, NUDOCS 9701140205
Download: ML17264A777 (4)


Text

RECIPIENT ID CODE/NAME

.PD1-1 LA VXSSING,G.

'COPIES LTTR ENCL RECIPIENT ID CODE/NAME PD1-1 PD COPIES LTTR ENCL CATEGORY 1 REGULATlk ZNFORMATZON DZSTRZBUTZOPaYSTEM (RZDS)

ACCESSION NBR:9701140205 DOC.DATE: 96/12/30 NOTARIZED: NO FACIL:50-244 Robert Emmet Ginna Nuclear Plant, Unit 1, Rochester G

AUTH.NAME AUTHOR AFFILXATION MECREDY,R.C.

Rochester Gas 6 Electric Corp.

RECIP.NAME RECIPIENT AFFILIATION VISSING,G.

SUBJECT:

Informs that util used ratio procedure as described in position 2.1 of RG 1.99,rev 2

& specified margin terms.

DISTRIBUTION CODE:

A001D COPIES RECEIVED:LTR ENCL SIZE:

TITLE: OR Submittal:

General Distribution NOTES:License Exp date in accordance with 10CFR2,2.109(9/19/72).

DOCKET 05000244 T

05000244 E

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INTERNA FILE CENTE 1

N MCB NRR/DSSA/SPLB NUDOCS-ABSTRACT EXTERNAL: NOAC NRR/DE/ECGB/A NRR/DRCH/HICB NRR/DSSA/SRXB OGC/HDS3 NRC PDR D

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N NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE!

CONTACT THE DOCUMENT CONTROL DESK, ROOM OWFN SD-5(EXT. 415-2083)

TO ELIMINATE YOUR NAME FROM DISTRIBUTION LISTS FOR DOCUMENTS YOU DON'T NEED!

TOTAL NUMBER OF COPIES REQUIRED:

LTTR 13 ENCL

AND ROCHESTER GASANDEIECTRIC CORPORATION ~ 89 EASTAVENUE, ROCHESTER, N. Y Iddd9-0001 AREA CODE716 54'6-2700 ROBERT C. MECREDY December 30, 1996 Nudeor Operations U.S. Nuclear Regulatory Commission Document Control Desk Attn:

Guy Vissing Project Directorate I-1 Washington, D.C.

20555

Subject:

Use of Ratio Procedure in Determining RT~s Values for the R.E.

Ginna Reactor Pressure Vessel R.E.

Ginna Nuclear Power Plant Docket No. 50-244 Ref. (a):

(b):

Letter from G.

S. Vissing, NRC, to R.

C. Mecredy, RG&E,

Subject:

"Closeout for Rochester Gas and Electric Company (RGE) Response to Generic Letter 92-01, Revision 1,

Supplement 1, for the Ginna Nuclear Power Plant (TAC No. M92679)," dated August 1, 1996.

Letter from R.

C. Mecredy, RG&E, to Guy S. Vissing,

NRC,

Subject:

"Application for Amendment to Facility Operating

License, Revision to Reactor Coolant System (RCS)

Pressure and Temperature Limits Report (PTLR),"

dated September 13, 1996.

Dear Mr. Vissing:

The reference (a) letter noted that B&W Topical Evaluation BAW-

2257, Rev.

1, did not address the potential impact of applying the ratio procedure to the development of P-T limit curves and LTOP limits.

Therefore, it was requested that an assessment of the RG&E application of the ratio procedure as described in position 2.1 of Regulatory Guide 1.99 Revision 2, including an evaluation of the margins specified, be performed.

r This information was provided in reference (b),

wherein RG&E submitted a Pressure Temperature Limits Report (PTLR), in support of the Improved Technical Specification (ITS)

program, for NRC review and acceptance.

This submittal included the methodology used by RG&E to determine pressure-temperature limits and Low Temperature Overpressure Protection (LTOP) values.

In its determination, RG&E used the ratio procedure as described in position 2.1 of RG 1.99 Rev.

2 and the specified margin terms.

Very truly yours,

<<40030 9701140205

'F61230 PDR ADQCK 05000244

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P PDR Robert C. Mecred

REJ5447 xc:

Mr. Guy Vissing (Mail Stop 14C7)

Project Directorate I-1 Washington, D.C.

20555 U.S. Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA 19406 Ginna Senior Resident Inspector

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