ML19312D055

Eighth Set of Interrogatories Directed to Applicant.Includes Questions on Control Room Displays for Valves & Other Remotely Controlled Instruments,On Control Room Design & on steel-liner Bulge.Power Interchange Table Encl for Updating

ML19312D055
Person / Time
Site:	Allens Creek File:Houston Lighting and Power Company icon.png
Issue date:	02/19/1980
From:	Jeffrey Scott TEXAS PUBLIC INTEREST RESEARCH GROUP
To:	HOUSTON LIGHTING & POWER CO.
References
NUDOCS 8003140101
Download: ML19312D055 (7)

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.. EIGHTH .SIF OF IUTERP.00 Atones

1. With respectato: control' room dis 19 aya for valvec or other manually operated bremotely contre 13e .nctru:rsata at Allons Creek:

Areltheris any signals ...; vinual indlcators in the control roon

.in which changco of. disp 1cy status .:31gniDj changen in control netuation

> a16na rather than :nges in functional atatua of the valve

'or, instrument?

.2. (u) If the answeri:to- #1.is "yes", s tate which controla are involved and ?thefrolationdhip. of thete controle to t_he safety of the plant; f(h) If;thn.annuer!to #1 in Uno" lict and produce any and all documents which confirm tha't nnew:fr; (c) If HLP ia unabic to determine the aprecise- ausser to #1 nt thic time, - atate to what extent' the matter raised in #1 ha been considered by li1ER ard/or its vendors up to

-thin-time, Ls The following interrogatei'iec releri- to control room design for Allena Creek:

(a)llIs there a disp 1gyed indicatima 0f flow through the relief valve-dicchargo line? T.f "yes", lia0 and produce any documents which confirm that2 answer.

(b) "'Till the abacnce or extinguichxni of a signal or vieual in-Tdication be~used to denoto e 'go s ecA', ' r c ady,, ' 'in-toleranco, ' or l 2' completion condition' for e.ny instrumeata? If "yes," state saat

[ 1displayc are, involved,

! (c) -Is there u. displayed. indien. tion or alarn to indicato whether the emergency feedwater cyctem la:in a 'nicaligned or inoperative

ctatun?. Ia:there a displayed indication of energency feedwater flow

'to the_.nteam generator?

{d)-Are tho' indicator lighta for emergency feedwater control valven - ' located in a cloco and conciatent juxtaposition to

, :their"accociated controlo?. List end produce documents consulted in

enowering thia ~ question, (c)!How much.. panel space (in oquare fact). will exist ?'

Provide ionlapprosinstion, if'preciae figure :13' not kaown.

L(f)1Eow many. controla ;will- exist? Hon raany displayc? ..How many-Lintegratedicontrol/ display arrangementa?f~How many annunciators?

y(g)' 31111Jthere lbeia.; plant :TV monitor?

(li):Now manycCRT'atin (the. control roca?

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.n f(1): Thef followinMakteL to '"F:chibit' I" of Appendix 1 attached:

i(1):'Dossi thafd': gram chov the bacic : shape of the primary ,

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7 control room?? (2) *:f(."no"' tot that question, what -is inaccurate

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about'ithendiagrari! c(3) 'If ' Hyes" to= that question, provide -

Lthe 'diriensionniali:.m by :"A " and "P,"i inithe diagram * .

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) [(;])LIsEthc7 primary cdtrol room designed for single - ~

. operator 1 monitoring during aormal cperation?- If "no,".how many

.. operators?.

i(khIhiring. control rocc monitoring,-what is the maximum viewing

distance = and the maximum waT.ingLdistance?-

I(1),iIsithe contr'ol roomis emergency overhead lighting of equal'

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strengthiand; chine; to normaliighting? State the basis for that

' answer.:

f(m)J Will meters have ith5ral' energency backlighting?

(n)L Uill auditory 'd'isp1t/s ascociated with annunciators utilize

' directional; propertice to uns, tot operators in locating the alarming Lannunciators?? 'If "y'es," statt se extent and nature cf. euch direct 3 cnal properties..

'(o)JW111 -there be unifort nandardo for connon operating irodes

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'of differentJ controls 1(e.g.,- 01:centrols turn " clockwise" to change -

Jiom' i s!2 " manual'f to"dutomatic")?: For s/nat types of common operating modes will such constant modo ac1cetion cris+? ~

_ l(p)1WillLiralves une diaMays t:hich shot the . " distance .. traveled"- or .

"percsnt ;open":Lin orderEto._ allow cperatorc to . fine tune. valvoiposition-sin /g?(

(q) Isithere an'annunciaiorffor reactor. trip?

.(r)I 2 Will thelLdisplayssliclude moving-pointer, arc-schle vertical indicators? : 1Which1 of the ;1011cring control units .will' include such (indicators:1 reactor core coolitg; reactor control;: nuclear system:

z y , ; protection; recirenlation;[leakdge andL CAN;' CKD l control?. ~

2(a)j:OfMhe"indicatbratmentionedjin (r) above, how many will b'e, 1

" flocated higher %thant:six t feetifrori :the-floor? THo'wimany3will be located:

[lii'gher3hanksevenifeet from1th_ef fl.cor??L Uhi_ch[systemb contain those'.

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c_ findicators?:  ? t

'I y f(t)). Ofdhe 'ihdlcators ;mentionedfin (r); ab'ove, jliow ' manyfwil.1; _

q D use^almirroredkscale diatefand/or["crition1 alarms"'whichgidentify .

f 6$ 1tleal Or[dcgradingjconditions@.

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l(u)M1111 there lie ahdisplayed indication when Ithe core system

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reachesisaturation~ condition? If- not, how will the control room

^ , .operatoriblc_ expected: to infer such conditions' existence?

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-(v)?Will the-control. room use vertical panels,behind . the .

benchboard;.t'o support primaryloperations? How many displays will

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Ebo71'ochted on the panels?: How liigh are the vertical panels mounted?

' f(w.)EAre2there any, o~perating controls for which meters must be read yhi'

• performingLthe operation? Indicate which control room

[systemsicontain'suchMoontr01s?

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(x) Ie. itherejassurancer that- all such meters in (w) above are

. facing 'in aLdirect manner the asnociated centrols? How is assurance

, l maintained that an. operator does not have to leave his controls'to

[ rend (theiappropriatemeter?

- '(y) What sisc lettering will be used on labeling? Are labels' lettering.sise different depending upon the height or distance of the -display from the' normal position of the operator?

.(c) Does Applicant intend to use ayhten or function demarcation zlines -cad labels on control paneln?

4.? The followingl questions also rolnte to contrcl room design at Allens Creek:-

-(a);Will the control room displays use colcr coding?

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[(b)JIf (a)R is "yes," the follot ing pertahr to the color coding

system: (1)(W111 ore meaning per color' he utill::cd?- If not, state

.how many;[ meanings'-per color may he'used? (2) How many colored lights -

.vilf bo1used?.(3) Will meter faces tc color coded?

(c)LWill-

. threc2pccition swi bches or "j-handles"' be

,  : used in which!the icontrol must be ple.ced in the "ctart". pcsition end held ;therc ~until;ithe' mechanism starti? State which controls < vill

use'such' design,-

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d Are?codtrols for borated waber stonage' tank and high pressure

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.$njictionilocatcOin:continguousjeatticnn?- If act, state how far

^apartM;heDtwoi.codtrols Eare? -

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f(e} %at is $theieriterlafde:bereiningz wliat -information 1willibe?

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[: , $p1hoedfonitho : computer printout anD hen hhcLir202 ration will be. ~

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dfhLihihatL. manner is? documentation of Sprc~c.edures;made - availa K z.  ?

MD operators.

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fin l the f controli rcomlduring nornial s and c emergencyf operation? -

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, ', < J5NIioes :HI&P havchthe _ following document in~ it a possession: UUMAH-UFACTORSiREVIEW UF$HUCLEAR-POWER:FIANT-00lITROL, ROOM DESIGH,-EPRI

% ~ 7,[' 4p; k . Seminsrap. Gondalez, andrFarsons,'Loekheed Missles & Space

(Co.,fMovM19767 lIfnso', t m- 'please produce that document,

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i6,;fIs ;the ACHGSL control room designed so. that operators -at the South

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.TcNashPifoject canLbs3ransferred Lthere? If s'o, state the: manner in-

&hicidcompadbility ~

betweenithe two designs is.t " 4W i maintained..

i .- 17. Whichivendor11s' designing thelACHGS control room? List other i " j @ Jnuclear poner plant: control- roomaLdesigned by that vendor.

-8, What isiHI&P's role in the designing of the control room? Has

?HI2iP p10ced constraints 2 coat, schedule, parel arrangement, 'overall

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' layout, orforganication.offdisplays--on the designer of the control room? Describe' generally ony such constraints.

. 9 51n1 der.igning thoicontro1L roon, 'is HIaP or a vendor evaluating experience:of operators.at other-GE nuclear facilitics?' Has HI&P' iand/oryvendor; evaluated. the extent to whidi control operators at .

J those ciher facilities placcinew labels or-tagc on controls.-or dis--

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' plays? If'so jhow many. changes ' did operators r:ake in :labelitig Tof the" control' room 1 displays in those: plants?

} L10/ Duringfthe design proccas for- the control room panels, were alterna-

tive

penel configurations ; taken into: consideration? If. so, : what were1tl e~ principle factorsi nsed in chlecting the final cond guration?

, 111.4Inithe; control' room, how many phyaically' separate control:

'sanelsiare-there?. Consider each geoisetricichange a separate panel.

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c[12 win the control n room, how. are multiple, -sinc 1taneous. alarms ato]bbhan'dled; by?the operator? ' Are alarma ceded by their7 severity?

s 513JArA a11Jcontrol; room Einstruments capabic of measuring;orfindicating O, ., +donditionsvwhichfare ' -

beyond?the limitscof conditionsiexpeeted' _

, J 7 l'id(n30 sign [basisinccident?! What criterialis .Ined in placling ' limitations N_~ .-

forfo.dtarhbounds onLcalibrStion andirieasuremenivalues?!

Np /14WI6what? ways are ' operator erro' retaken ir.tolaccountJin . design :

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A i c , j., . d5%HnveW : :;any;of Jthe~ follcVing bconipsrformed :indhe? design of-m . l rnom63(a))draftingta;sctSoffoperater g , e( Stheicimt,rol -

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A SV Tprocedures;-

7:q l mf. -(b)e[o: domp1 sty. analysis (.ofntacks . ~ .. ~ .~. ~

' operatorcamust4 perform, Lincliiding

-~:4 + ltime}11mits,itypes fofninstrumentiiniicrfaces, NHc.;1(c),in. setlof?

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4 JV 2humanfengineeringf critsrinid.etermined; [(~d) / analysis ofH failure? ,

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imodecland f analyaoc/Inui-L trecogelevant to' . operator . errorn? Produco n.. 1 1-/do6umentu' cited;1nstheenswer.

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,.y 36.EUpdateitho powor ?i:t 7 t erthary.eitaVJ e shown in Exhibit II of

? %s>p,endlyattaclied. jidenc' LiwovidcJfigurca up_ to thin year).

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2 17 s What%1aithe 'recervWm:n t.i.f for the ' Enc 0T region? In particular, J fian?t itstruel.ftnat EROWIcb.9ted S a ienerva inargin of. over 37 T.i

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Sin 1979?: T(Figures f uced hert we for reacrvo' at peak). -

18.iBow manrconcrete voldo g'

Southh Texas Projoct' have been found

inj980?[NhatJia1thejjize (dinensione) ~of' the largent. void? Produce '

rtheinrbun MRootinurvey which ^found thoce voida, 'Preduce all'documento

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}in.'lil&P'n1 possennio'n!w'alcli rd ate 'to thin interrogatory..

19.intw HI&P received Ld citanon f;.om the URo for a bulge in the

,a tool -liner' of! 'tho ; containmor - :ni;. ding at South Texna Projoct? Wen

sas: that ' bulge reported to tly lRCP my was the citation inaued?

kPrdduselallh documenth relatins to th3n -interrogatory.

?20i State rthe. ' dates :fot each olf the incidento mentioned in #19 and #18 above infuhich:i(a) ~ the deficircy wen found by the Appliennt or-l11rown EnRoot and[(b)'.the' doficicncy isc reported to the NRC.

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!21~.j!!iak criteria d&dfNI&P use ~in beleating. Ebacco oc the. Architect c Lfor/ACNGS?((

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TABLE 3 POWER INTERCIIANCE( )

(MW11)

Year ' Interchange 1976 +1,817, 1975- -595 1974 1973 -109,859 1972 -43,102

1971 +7,366 1970. -6,058

f(1) . . Power interchange. represents the power flow tollIL&P from the l~

Texas; Interconnected System as a difference between the actual

. MWii received-and the actual MWil delivered, not including the purchases or sales included in?the response provided by the previous:two tables. - A (+) indicates net gain to IIL&P's system l and a (-)_ depicts a net loss.

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