ML20058K674

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Responds to RO Bulletin 74-10.Insp of Reactor Recirculation Sys Two 4-inch Diameter Bypass Loops & Two 2-inch Diameter Valve Equalizer Loops Found No Rejectable Indications
ML20058K674
Person / Time
Site: Monticello 
Issue date: 11/13/1974
From: Wachter L
NORTHERN STATES POWER CO.
To: James Keppler
US ATOMIC ENERGY COMMISSION (AEC)
References
IEB-74-10, NUDOCS 9102130447
Download: ML20058K674 (1)


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NORTHERN STATES POWER COMPANY M I N N E A PO LI S. M I N N E BOTA SS401 1,-

November 13, 1974 n

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Mr. J. C. Keppler, Regional Director O,.

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Directorate of Regulatory Operations

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Glen Ellyn, Illinois 61037

Dear Mr. Keppler:

Monticello Nuclear Cencrating Plant Docket 50-263 License DFn-22 that we completed the inspection of the reactor IJe are happy to report recirculation system's two 4-inch dinnerer bypass loops and the two 2-inch dinmeter valve equalizer loops at Monticello Nuclear Generating Plant as 19, 1974, and found requested by your RO Eulletin 74-10, dated September no rej ectable indications.

The two 4-inch diameter bypass loops were visually inspected and all velds The two 2-inch diameter valve equalizer lines were ultrasonic examined.

were visually inspected and all welds, which are socket welds, were liquid penetrant examined.

of the Monticello's Inservice All inspection records have been cade part Evcn thcugh your inspectors have reviewed these inspection Inspection Tile.

records, we would be very happy to review any further details of cur inspection with you.

Yours very truly, h

YU L. J..?achter, Vice President Power Production and System Operation

-Mr. J. F. O' Leary 42 cc:

Mr. G. Charnoff '

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Minnesota Pollution Control Acency g

Attention:

5tr. E. A. Pryzina x

e Director for Construction Do-- g Assistant C9

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