ML20148F709

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Requests Evaluation of Consequences of Refueling Accident & Proposal of Changes to Facility Equipment Necessary for Compliance w/10CFR100 Guidelines.Forwards Rd Pollard (Ucs) 770103 Request for Action & Related Notice to Be Filed W/Fr
ML20148F709
Person / Time
Site: Yankee Rowe
Issue date: 01/14/1977
From: Schwencer A
Office of Nuclear Reactor Regulation
To: Groce R
YANKEE ATOMIC ELECTRIC CO.
Shared Package
ML20148F710 List:
References
NUDOCS 8011060702
Download: ML20148F709 (3)


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L JAN 141977 l

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t Yankee Atomic Electric Company

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Enclosedtl'or your jnformation:.fs a copy of'a letter dated Janua y 3, f 41977 from Robert'DrPollard,.which'is being' considered.as a. Request for

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'. JAction pursua.nt.Lto 10 CFR 2.206.. regarding yo.ur License No DPR-3~and.

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i A copy off the Notice we are filing;with,the office of'the. Federal As

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f :The letter from MrrPollard among other things,9 states: Nat a refseling. '

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i accident inside the; containment building may not-have beenfadequately I

considered during the licensing review'of your' facility.. As you are

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' aware,'worecen.tly contacted members offyour staff to obtain -information '

. for~ an: independent' assessment off such a postu1~ated accident at your b-l

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J " facility. - Based on our pre.11minarmreview, potential: site' boundary l,

- radiation exposures due lto" sbch.an: accident at'your~ facility:would be "

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s relatively loi(and we11+1 thin-10$FR Part;100? guidelines:.even' assuming a

- /x no'containmentiisolation or'off1 test-f.11tration. On' the"b'asisiof - thf s4

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iprelin.tnary review we;expechthatAsidtfications,to yourf fasilitypill'

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order'to' confirm.these -resu.lts andito document thesfactors involved ~

In the evaluation,'yo request;that;you,, provide 'a detailed; evaluation c

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~ tilize? assumptions _ comparable tolthose sfven;1N Regulatory. Guide ' " df

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<;ConseruencesLof,i Fue11. Hand 11ngsAccidentiin:the Fuel Handling Jand, c

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,1'l' ! Stor.E. Fac111tylfor3 Boiling and Pressurized-Water Reactors

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atmosphere which would delay release of material, Ony filtration of i

effluent which would reduce releases and any automauc isolation of

the containment which would limit releases.

Your evaluation should consist of two parts:

(1) a conservative analysis using parameters (e.g., maximum allowable valve closure times) as limited by the technical specifications and (2) an analysis using parameters associated with current.known facility oper6 ting conditions (e.g.,7 -

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. j actus! valve' closure;. times).*.% Clearly, indicate the enviroment f'

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Yankee Atomic Electric Company January 14, 1977 cc: Mr. Donald G. Allen, President Yankee Atomic Electric Company 20 Turnpike Road Westboro, Massachusetts 01581 Greenfield Public Library i

402 Main Street Greenfield, Massachusetts 01581 2

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