ML20086E657

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Ro:On 740414-16,each Operable Control Rod Not Fully Inserted Was Not Exercised One Notch During Surveillance Exercise. Cause Not Stated.Strict Adherence to Surveillance Test Schedule Emphasized
ML20086E657
Person / Time
Site: Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date: 04/25/1974
From: George Thomas
VERMONT YANKEE NUCLEAR POWER CORP.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20086E654 List:
References
VYV-3245, NUDOCS 8312070472
Download: ML20086E657 (1)


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g-O SCVENTY LCVCN OROVC GTRCCT RurLAxn, Vi:rotoxr o ao VY V--324 5 P. O. DOX 1s7 VcRNON, VERMONT 03354 April 25, 1974 G

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Operat;nt License DPR-28

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Docket N. 50-271 t'X v3

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Dear Sir:

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Th h is t.o.i n f e r you that during a review of surveillance rcquii.

rert t inire to control rol excercising during the period of Apri' i'--16, 1974, t ;as de;.

Sned that erth operabic control rod no: f lly incerted vna not e::ercised one notch during that Line incrc:

Technic ' Specifications, Section 4.3.A.2, requires that-this ntn zij!ance 1 : perforned at least once each week.

Previous contro?.

e: arcini.y b:d been conducted on April 9,1974, and sub s e c,:

.t o this discovery the required curveillance was satisfactorily cn April 19, 1974.

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Corrc noudence from the Directorate of Licensing, dated Novetber 13, 197.3, :::dicat c ? that failure to perforri a survei] lance test within the tir.' interval p cscribed in the Technical Specifications does constU,..:a itc ; ef noncompliance but does not constitute an abnorr'al occurrea

.nd i s wt significant enough to uarrant pro:npt reporting.

In light i i this ina:rpretation, this letter is dc. signed to inforra you of this ; il sed surveillance condition.

Ar a result of this occurrence, plant management has strongly recrapha. >.cd to appropriate personnel the need for strict adherence to the nr Taillance test schedule.

l Very truly yours, 8312070472 740425 PDR ADOCK 05000271 S

PDR VEPMONT YANKEE UUCLEAR POWER CORP3 RATION f'j

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t C.S. Thomas 1

Assistant Plait Superintendent

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