ML20210S808

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Forwards ACRS Ltr Stating Concerns Re Plant to Be Addressed in Sser.Review Assignments Listed.Sser Input Due by 760507
ML20210S808
Person / Time
Site: Satsop
Issue date: 04/19/1976
From: Bournia A
Office of Nuclear Reactor Regulation
To: Benaroya V, Houston R, Ipplito T
Office of Nuclear Reactor Regulation
References
CON-WNP-1639 NUDOCS 8605290416
Download: ML20210S808 (2)
v • d • e


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e ik, pt ; 5. E76 Docket Nos. SIN 50-50 and STN 50-509 Victor Benaroya, Chief. Auxiliary 4 Power Conversion Systems Branch, SS R. Wayne Ibuston, Chief, Industrial Security and Emergency Plaming Branch, PM Thoms A. Ippolito, Chief, Electrical, Instrumentation and Control Systems Branch, SS James E. Knight, Chief, Itchanical Engineering Branch, SS Thoiaas !!. Novak, Chief, Reactor Sy3tems Branch, SS Isa S. Sihwell, Chief, Structural Engineering Branch, SS Carl J. Stepp, Orief, Geology-Seistology Branch, SEA

'iFAU: Olan D. Parr, Otief, Light Water Reactors Branch No. 3,11P':

Enclosed >cu will find the WPPSS Projects No. 3 and No. 5 ACRS letter.

I have added ntabert, in the margin of the letter for certain paragraphs of the letter which states the ACRS conuittee's concerns and which we have to address in our SER Supplement. In order that we my expeditiously respond to these concems in the Su;plement, I have atterpted to determine branch assignments to the best of try ability to these numerated paragraphs.

Paragraph Responsibility 1

Reactor Systems Branch 2

Mechanical Engineering Branch 3

Industrial Security and Emergency Planning Branch 4

Auxiliary 6 Power Conversions Systes Branch and Electrical, Instnmentation and Control Systems Branch 5

Geology-Seismology Branch 6

Geology-Scisnology Branch, Structural Engineering Branch and Mechanical Engineering Branch 7

Structural Engineering Branch and Mechanical Engineering Branch 8605290416 760419 PDR ADOCK 05000508 E

PDR I

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Acr159 2-In certain assipinents, there are are than one branch assigned to respond. We believe that the first branch mentioned for those assignments has the main responsibility. The SER Supplement in; rats are due to me by May 7, 1976. I would appreciate your cooperation in meeting this date.

Please contact me in case of any pmbleum.

c.

i.

v A. Boumia Light Water Reactors Bronch No. 3 Division of Project hbnagement

Enclosure:

h7PSS Projects No. 3 G No. 5 ACRS letter cc:

R. C. DsYouna D. F. Ross R. R. Flaccary R. L. Tedesco W. Gannill C. Y. Liang R. F. Priebe F. S. Asle F. C. Cherney C. P. Tan A. C. Thadani DPhl: LWR.# 3...

DP)

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ABour>nia:mt

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f/76 4/t 4/g7_/76........ _

0 78 $p Forsa AEC.313 (Rev. 9-53) AICM 0240

  1. u. ea sovanMuaNT PRINTING OFFICEE $894 946.)S4

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ADVISORY _ C IMi' TEE ON RE/ OTOR SAFr G

.RDS rn,, CLEAR REGUi. ATOM" C".".USSION WAthif;3 TON, D. C.. f S5 April 16,19M Ibncrable Sarc s A. Im. den Icting Chr.ir:: n U. S. E:cler.: Sculctory Ct.,=.icsica Washi:vjton, I: 20555

?.* COT CU E761!I:CO.! SC3LIC ICE.R C;'PPLY SYSTDi NUCIlnR FDC,JECIS S' JECT:

I L. 3 A' D l'O. 5 D2ar. Mr. Itraden:

i: ring its _ 2nd r:ceting, I.pril. 9-10,1975, che 1.5vicory C:=ittee en P2actot Safegur.rds c.pleted c re'ziew cf the application of the Wachington 1slic Ecrer Supply Syste (WFP3S) fcr pcr-iccica to construct the ESS :: uric:r

3. 5 DT-3 and MP5). "le site Project :;o.1 cr.d UPP251:.:: lear Irojcat ::

was vicite5 on I.ugust 1,1975, nr.6 Si,00.rittee teetingc vare hald thct M.1976, in richinro, c;nsh-sam 6:.y. in E1=, E.chingten, 2 nd on Febru:ry.

'ie project ma alto considere: during the 191ct nectim of tb ington.

Curing ita re/iew, the Craittee in nrhing en, D. C., Pcrch /-6,1975.

.Cc:=ittee h.d taa bcnefit of diccessions with representativea of 'TJGS cnd untica Spinacring, Inc., Ebacco Services, r.c., end its consultznts, C:.

Staff. "la Cornittec alco h0S the the l'u ; car P.:gulatory C=:ission (17.1C) benefit of ine do:=cnts listed.

'Jhc Rii'3 'and TG'5 site is lo::.ted in Crcyn Ihrhor Ccunty, W:shingtm, approxi::stely thirtoca miles cast of J.%rdecn-Exui=-Coc cyclic, R.sh-7.T nini =

ingten, the nearcct populatien ecnter (_97C po;.ulatien 20,5.'9;.

exclusion distance in 1310 neters and the leu p pulation tone (LN) ::dius "he total 1970 resident popul:.ticn within tca L1'2..t.s 2CJ.

is three miles.

'ihe Ed?-3 and ~.C1'5 spplication is simitted in accordance with the C: -

missien's standardi::tica policy as dcc:ribed in ;spendix 0 to Part 50, "Liccasing of Pro 5cetion nr.d Utili= tion Fccilities," and Section 2.110 of Inrt 2, " Rales of Practice,' of Title 10 :f the Ocdc of Federal 'tgula-For this a: plication the reference syste. is the Ccabustica !7. gin:

1c J-

-ing StLnfardized ::acicar stear Supply Syste-knem as its Stardard Pcforenza tions.

';his decign has ix:cn reficyc.! by the J. CTS and diccusccd in 17,1975, "Cc 1uction mginecring Standard Sefety -

Sys ter-SO.

itn report of S2pto:ber

, Icalyais P,eport - CESSNF 60."

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?.pril 16, 19'/.,

Following thc c:.ckns Ferry fire tl: UC 6:ocutive Circctor for Q.cra...uf.

Ect up L cpecial review croup tc & ;rr

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t.at could.m learr.<xi tw. 2.ic

' incident. 7his group hc3.:d : recc.merettf or.c d.at apply to future reac;or,,

to rcn:. torc that cre airccdy cporating, en! to de Uit regulatory pro;ccc.

7te revier grcup pciata out that its rocci. :ndation.a are not cpacifie :c any si.gle plcnt n.' that its rccc.-.mrd:: ties. cre tcccd on L.owltta at the tirra cf thic ir.vestic. tion.

-.n:- ICE. -tiche.2 to be kept inter-9 cf the sp;cu...le cpplice. tion ci. tne revir.. grcup's teor:rndationc, cc.wy apply to 9 P--3 and R:D-5, fcr the cavelep:cn of aJditional infor _ tic:.

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. cat of :20 policies, procedures, cnd criteria.

C,ther gen:ric proble n relt.cin-to 17.rm vctcc reactorc.re dicca..c-3 in the tcd ttca's report dated I.pril 16,196.

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Ee cite for WFP5S !?a:lesr Projec:s !b. ~3 cnd No. 5 lies in a sair-1: ally active rceior, that has oaen subject to largc earthquakes in hictoric ti:::

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ind -pandy:t ovcleation.

Honorable.% recs A. FCWen April 16, 1976 7u.u i t.c..:.' '. r ~......:.~... s m, +-%.""

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s Tr.e recurrcace intereal of an carcquzb. cf the order of the safe chut-dm.n en S quaka c,y be about 1,C00 years for this site, for su:n a recarrcnca interval the probability cf r.ot achieving e.cfe chutdor.,

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.~"a"t A.>.m. _ ~. u.1 u *....; " m s" m"f goa1 c.# 1 r~o ~u. a Y

10-/ par y ar, of a serious accider.t frcra any si,3 e cause, is to b2 1

achic.vcd. Sir.cc reimic decign c:. que:7 i-nor suaiect to direc:

expari:cr.t.21 cenr..irration, w b::a3cce tnzt oc.,.er recourea, incl n..in~

o indepanier. Jacign rc. view, ic.e-c. plituje s?. sing rmourcc.:.nts of t':2 cca.n. letcd ctru:ture, cc-cuilt ccn.:tructica vclic; tion, and d2tcetien of p, scil'ir inaarvice dy;r.d. tie :. c'.e.G c s: c vt h.a tc-J a nd t n 2 nec ~ a--

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caticfy even the rest passimistic Icadig r quire..cnts of the xst cxttc~e ceirc..ic prophet.

If it ia not ure;i there is doubtful valut, and n:ssibly so.Te loss in public cafet;> m in, from the use of ultraconce;vative reicic design rcqairc.r. ante beccune tha relia-bility of d.e structural rectraints cannot c2 accer. sed frr relevant structural cxperience or pcst-conStructicn vib;ational testing.

Referencn:

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P.a's' ' i L.., t v.7 2'"..,.. " *v..".".

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and So, :,1Yelicinary Eafe:y i.naysic ":::rt (IVIJt) Vohr.as 1-1E 2.

lir.en&cnts 1-3G to tl.

MAR L

e a

l' norable thrcus A. Icwicn April lf, 1M6 o

Psference: CentinuSd 3.

Divinicn of Fracicr Mce.90ir.g (O!L'4 S1ft'.y D/alcatica igart, c.:'scd Febrez.ry 1976 4.

Irtter. dated C: crier 31,1976, W15S to DPL, ccaceraire react:-

pre.ssure vessel spix,rt d.cign, churice ccclire; systen, and contair. :r.

purgirg

5. -Ictter. dstad January 12,197', GNS to CPL, concorr.ing atresricric 8.rr.p s;.lve cinin]

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