ML19308A841

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Notifies That Probability Study of RCS Failure in Annular Region Between Vessel & Cavity Shield Wall Will Be Available in Near Future Rather than in Jul 1977 Per Util 770429 Ltr
ML19308A841
Person / Time
Site: Oconee  Duke Energy icon.png
Issue date: 08/01/1977
From: Parker W
DUKE POWER CO.
To: Case E
Office of Nuclear Reactor Regulation
References
NUDOCS 7912120631
Download: ML19308A841 (1)


Text

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DUKE POWER COMPANY Powen Dt:11.Dixo 422 SocTn Crit acu Srazer, CauntorTE N. C. 2ea42

..wam o. eaa a cn. sa. August 1, 1977

'/s C F PRESIOCNT ?C.E 8mC N C ASC A 704 5ttaae PocosCTtOM 3 7 3-4C S 3 Mr. Edson G. Case, Acting Director Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Washington, D. C. 20'35 RE: Oconee Nuclear Station Docket Nos. 50-269, -270, -287

Dear Sir:

My letter dated April 29, 1977 advised you that a probability study of a failure of the Reactor Coolant System in the annular region between the reactor vessel and the cavity shield vall in order to address concerns relative to the Oconee Nuclear Station Reactor Vessel Support System would be submitted in July, 1977. Due to certain refinements and increases in the scope of the study, the report has not been submitted. It is expected that the report will be available for submission in the near future.

Ver d truly yours,/

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Wil a . a ke Jr.

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