ML20137F166

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Forwards PLG-0431, Risk-Based Evaluation of Tech Specs for Seabrook Station & Evaluation of STS 3/4.3.4 Turbine Overspeed Protection Sys, Per 850726 commitment.Marked-up Changes to Draft Tech Spec 3/4 Also Encl
ML20137F166
Person / Time
Site: Seabrook  NextEra Energy icon.png
Issue date: 08/23/1985
From: George Thomas
PUBLIC SERVICE CO. OF NEW HAMPSHIRE
To: Knighton G
Office of Nuclear Reactor Regulation
Shared Package
ML20137F170 List:
References
SBN-860, NUDOCS 8508260163
Download: ML20137F166 (2)


Text

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George S. Thomas

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Vice President-Nuclect Produchon August 23, 1985 MWWh6 New Hampshire Yankee Division SBN-860 T.F. B7.1.2 United States Nuclear Regulatory Commission Washington, DC 20555 Attention: Mr. George W. Knighton, Chief Licensing Branch No. 3 Division of Licensing

Reference:

(a) Construction Permits CPPR-135 and CPPR-136, Docket Nos. 50-443 and 50-444 (b) Letter from J. DeVincentis (New Hampshire Yankee) to G. W. Knighton (NRC) dated May 29, 1985, "Seabrook Station Technical Specification Improvement Program" (c) Letter from G. S. Thomas (New Hampshire Yankee) to G. W. Knighton (NRC) dated July 26, 1985, " Technical Specifications for Seabrook Station"

Subject:

Supporting Analyses for Seabrook Station Technical Specifications

Dear Sir:

In our letter of July 26, 1985, which transmitted the proposed Seabrook Station draft Technical Specifications, we committed to submitting a set of risk-based analyses that provides justification to the technical changes in the proposed Specifications. Those analyses are provided as Enclosure 1 -

"A Risk-Based Evaluation of Technical Specifications for Seabrook Station" and Enclosure 2 " Evaluation of Technical Specification 3/4.3.4 Turbine Overspeed Protection System". As a result of these analyses, additional changes to the proposed Specifications contained in the July 26 submittal have been made and are included in Enclosure 3. Please substitute these revised pages for those in the original submittal.

If you have any questions regarding the enclosed supporting analyses, please contact Mr. Warren Hall at (603) 474-9574, extension 4046.

Sincerely, 8508260163 850823 v PDR ADOCK 05000443 -

A PDR '

Geo e Thomas GST:KLK:cj b

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Enclosures 0\ j cc: ASLB Service List \ \

P.O. Box 300 Seabrook.NHO3F , . Telephone (603)474-9521

[] q. y n Enclosure 1 A Risk Based Evaluation of the Technical Specifications for Seabrook Station Pickard, Lowe and Garrick Report Number PLG-0431 Dated August, 1985

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