ML20084T939

LERs BFRO-50-259/766W & BFRO-50-260/764W:on 760513,reactor Pressure Vessel Stabilizer Bearing Blocks Found to Be Installed 90 Degrees from Intended Orientation.Caused by Personnel Error During Const

ML20084T939
Person / Time
Site:	Browns Ferry
Issue date:	05/25/1976
From:	Fox H TENNESSEE VALLEY AUTHORITY
To:	Moseley N NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
BFRO-50-260-764, LER-BFRO-50-259-766, NUDOCS 8306240320
Download: ML20084T939 (2)

Text

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A, Tlv1ti IsSTONG N POINT CO ffn#Mo',7%omacTicur ceiot A flORTHEAST UTtuTIES COMPANY July 27, 1973 United ~ States Atomic Energy Coninission /

Directorate of Licensing ,

' 4' Washington, D. C., 20545 / -Dyt %.

Attention: Mr. A. Giambusso

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Deputy Director for Reactor Projects AUG 2 1973> Ql

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Reference:

Provisional License DPR-21 '

4 y rinal bc rr ce A0-73-7 / '

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Dear Mr. Giambusso:

On July 17, 1973, the Millstone Point Company notifed the AEC of a potential problem with the control blades and the notification was followed

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on July 18, 1973 with a written notice A0-73-7.

This letter is being written to satisfy the ten-day requirement for j reporting an abnormal occurrence to the Directorate of Licensing. g 6pftM A report entitled " Reactor Control Blade EvaluatMtaining a 6//IN

\*k'c',p M; description of the problem, safety evaluation and an outline of the proposed

(' plan of action was already filed with Mr. Donald Skovholt of the Directorate

.# k (ph of Licensing on July 23, 1973. The spe'cial report satisfies the requirements i of a ten-day letter but does not refer to the abnormal occurrence number.

3\ ;4 g It is the intent of this letter to satisfy the reportir.g requirement and to yU

,%# establish the document of July 23, 1973 as the response for the abnormal occurrence.

As pointed out in the report, additional investigation is underway and -

further reports will be filed with the AEC.

Yours truly,

, JC Y

((ohnKufel /

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- Plant Superintendent L 8306230320 730727 Millstone Nuclear Power Station DPR-21 gDRADOCK05000

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