ML19323H664

Interrogatories & Requests for Production of Documents. Includes Questions Re Computation of Stress Capabilities of Reactor Coolant Boundary & Length of Time Required for Reactor Scram

ML19323H664
Person / Time
Site:	Allens Creek File:Houston Lighting and Power Company icon.png
Issue date:	06/06/1980
From:	Clay Johnson TEXAS PUBLIC INTEREST RESEARCH GROUP
To:	HOUSTON LIGHTING & POWER CO.
Shared Package
ML19323H663	List: ML19323H662 ML19323H664
References
NUDOCS 8006160029
Download: ML19323H664 (2)

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Atomic Gofoty & Liconning Bonrd i t

In the !!ntt.or of )

!!CUMTn!T LIG!!TIIIG & TOVER C0!!iIllY ) Ibekot 50-466

)1 (Allona Crook Unit 1) )

I!!TEhEOGATORIE3 A!!I) RT/.UE"T3 IOil TEODUCTION OF DOCUME!JT.",

DAT2) BY TEI IIRG O!T JUllE 6, 19PO lurnunnt to the Pulon of Frnctico nnd Proceduro of' the U.".. Tucle,r iieculntory Conninnion, Intervonor TexFIhG nubmitu the following int.orrocntorion and requenta for Troduction of documento. -

1. With roforence to computation of atronn capnbilition of reactor cool,nt boundnry, reopond to the followind:

n. Uhoro nnd by whom voro the actual computer runa perfornod?

b. Lint occh and overy nuciant power facility for which computerized oniculntiona roro performed at tho nano time (i.e., during the name "run")

na the cniculntionn for the Allonn Creek application?

c. Who developed the computer program coftunro for the calculations rolovant to the Allenn Creek application?

d. Uhich other applienntu for a nuclonr power facility pernit or licenso utilized the computer program ntated in (c) abovo?

o. IInn the calculationa of ntrona relovnnt to the Allona Crook appliention heen reviewod or re-oxnnined within the innt IP monthn? If no, who ennducted the revihu and vhnt vna the conclusion? Froduce all docunentn renulting from nuch ornninntions.

f. linn IIIAP or itn acontn ovnr re-cniculated or re-run the computer ororntions?

If no, etnto why the oporotion van perforned rcnin, and ntnto any outcomo

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which una differont than that ronched in the firot operation.

g. List nach and overy docunent within HIAP'u ponnonnion pertaining to thin natter. Produco thono documentn.

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2. Hov lonc in required for a UCRAM of the reactor?

3. k'hnt in the nil ductility trnnnition tenpernture for Allena Creek'n renetor vernal?

4. Vill the operating tenpernture planned for fllens Creek he the anne for the renc' tor throuphout itn lifetime? If not, atate rhnt the orernting tonperature during the ntart-up year 10, and the tenpernture nt end of lifetine.

5. Vill irradiation of the renctor veneel shift tha nil ductility tr :nsition tonperatu2e niove ito initial vnlue? If no, what in the nature of the chnneen in ferritic netal thnt counen the chift?

6. I f (".) bove in "yec," ntate the nagnitude of the ten!erature shift in unitn of time nnd tenpernture.

7. De vori:pnpern or docunents relevnnt to E6 nhove exict in "Ihr': ronceacion?

If no, produce t'.one documents, including any calculations unnd in responding to ,'! 6.

P. " tate tta Freneure level :et point for the actuation of ench relief valve.

O. How nitch not point drif t la nnticipated for ench relief valve?

Cinceyely, D \

l[Rm N'1D Clnrence Johnson, for TexfIRG e

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