W3P83-3086, Forwards Amend 1 to CEN-239,Suppl 2, Probabilistic Risk Assessment of Effects of PORVs on Depressurization & DHR, Updating Rept Submitted 830629,in Response to NRC 820327 Request.W/O Encl

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Forwards Amend 1 to CEN-239,Suppl 2, Probabilistic Risk Assessment of Effects of PORVs on Depressurization & DHR, Updating Rept Submitted 830629,in Response to NRC 820327 Request.W/O Encl
ML20080Q454
Person / Time
Site: Waterford Entergy icon.png
Issue date: 09/20/1983
From: Drummond F
LOUISIANA POWER & LIGHT CO.
To: Knighton G
Office of Nuclear Reactor Regulation
References
W3P83-3086, NUDOCS 8402240064
Download: ML20080Q454 (1)


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I l.OUISIANA 44,Oet.nO~Oeorneer . .D oOx eooe P O W E R & L I G H T ! NEW ORLEANS LOUSANA701744 000 e (504)388-2345

$1U!$dYS September 20, 1983 W3P83-3086 3-Al.01.04 3-A20.20 Director of Nucicar Reactor Regulation Attention: Mr. G.W. Knighton, Chief Licensing Branch Number 3 Division of Licensing U.S. Nuclear Regulatory Commission Washington. D.C. 20555

SUBJECT:

Waterford SES Unit 3 Docket No. 50-382 Depressurization and Decay Heat Removal.

REFERENCES:

(1) Letter dated March 27, 1982 from Tedesco (NRC) to Maurin (LP&L)

(2) W3P83-2187 dated June 29, 1983

Dear Sir:

In the Reference (1) letter the NRC requested t! tat LP&L respond to a series of 14 questions concerning the depressurization and decay heat removal capability of Waterford 33 By the Reference (2) letter LP&L provided a response to the 14 questions including CEN 239 Supplement 2, "Probabilistic Risk Assessment of the Effects of PORVs on Depressurization and Decay IIcat Removal. Waterford Steam Electric Station Unit 3, June 1983'. ,

During subsequent discussions amongst LP&L, CE and the NRC, including a July 7-8, 1983 meeting, vario 2s technical changes were found to be neces-sary in both the LP&L study and the work performed by NRC contractors.

By this letter we are transmitting seven copies of Amendment 01 to CEN 239 Supplement 2 which amplifies, updates or reflects present analysis results for Waterford 3.

Should you have any questions or comments on this matter please contact Mike Meisner at (504) 363-8938.

Yours very ruly, W"

F.J. Drummond Nuclear Services Manager 8402240064 830920 PDR ADOCK 03000382 FJD/lDM/ch A PDR Enclosures cc: W.M. Stevenson, E.L. Blake , C. Liang (NRC) , T. Marsh (NRC) , C.L. Constable \

(NRC Resident Ir spector)

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