ML20151D637

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Comments on Preliminary Hazards Analysis of Israeli Research Reactor Per 580127 Memorandum.Advises That Info Not Enough to Determine That Proposed Instrumentation Sys fail-safe & That Subj Instrumentation Should Be Examined Carefully
ML20151D637
Person / Time
Issue date: 04/01/1958
From: Price H
NRC
To: Hall J
NRC
Shared Package
ML20151D117 List:
References
FOIA-88-340 NUDOCS 8807250186
Download: ML20151D637 (3)


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ISRARLI 1 IBf P EL=TTPE MWtARChi NRect*

As roguested la yew muusrumene of Anneury f7,19$8, m howe yeviewed further the Ps=18C 7 Namards daalysis of tus Tues11 reseereh rosetar.

the sammaste preaantad bemia es art alter ow aptetana egreased la i

s4r mesuranden af February 11e 1758, relative to the approprintmosa of this type reacter for a U. 8. ftmam*f mi synnb the manerastwo of fuel elamasita etilising wastian esedded to 205 in 5-05 will require a high peressitage of uranta la me wania.-almiinan alley partion et the fuel plate.

%de have not seen the detailed spect-fiestions ter Se elassants pnposed for no Zarenli reestar, but halieve that itsy can be aattafasterily mode.

I prom the descriptina given there is met 8 ermstien to detarinias elaarly hat the proposed ins 48ti48 Eretas to fail-eare. It should be

====<==,4 t all likely fa11eres isodet move the eentrels safe the eere etymies is esserited la same detaile lasleding a tebnlatice af reestivity requirements.

la to be seats'elled by 5 shbe-eafety reds.It is stated that 7.h2%

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.ameese remetivity It is not evident hat the We segrost that his might be reeva=f med.essees reactivity required requireurste la the stall positica differ cross those sensmi the aere is the pool.

Adequate mateguards should be 4_ -c

.ted into the reester and aparating procedwe to prevent hasard when the core is moved fran r

i a positi.,a of lower reestivity te one af poster roastivity.

Neotian is unde of the peesthility of tesi element maltiac if the een is exposed to air er if a fuel element Le insuhertanLly withdraum aueve the surfase of the peel mater.

We sares wie Iareal that aarety pro-and esfoty inteleeks, to insure that then will be minim this type of aseident.

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i We shall be plassed te dLwnso er advies turner em %is project la whabene umy wwdd be hs3pful. Newswer, it simuki be meted i

I that these observattans and emments we artered as advise only and should est to tahan to tag # the asseptian af any obligattam er respons&tility ter the safety of wim facility by the U. S.

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he ultimate antety of a reastar fasility depenO met es# en the deedse featwos of the reester, but also en meer other fue% such as operating procedema, arsenisattamal 4

arrangements and the atAlity and alsetmose at the operatera.

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ROUTE SLIP - LICENSING BRL'CF.

Date

/b I

Price, H. L.

ohnsaa, L. E._

Delaney, J. C.

M[daardo, W "

Price, E. R.

-# M Doulos, N.

Beck, C. K.

McCallum, C. P.

Smyth, B. B.

Berlik, R. F.

Sullivan, P. G.

Rogers, L. R.

M uras,. ".

  1. 2/ 4 Fref, prick, R. J.

Lee, F. C.

Mh gg s, R.".

Steele, H.

i Gustavson, S iR.

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