ML19220B239

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Forwards Comments Re Review of Psar.Questions Should Be Submitted to Applicant Re Foundation Levels W/Regard to Existing Grade,Finished Grade & Underlying Soil Strata
ML19220B239
Person / Time
Site: Oyster Creek, Crane
Issue date: 08/08/1968
From: Newmark N
NATHAN M. NEWMARK CONSULTING ENGINEERING SERVICES
To: Morris P
US ATOMIC ENERGY COMMISSION (AEC)
References
NUDOCS 7904250531
Download: ML19220B239 (6)
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NEWMARK CONSULTING ENCe!NEERING SERVICES 1?t4 CIV!L ENGnNEERING DUILDING URBANA ILL:NOIS 61001

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ortract V'L7 fi'
vs:er Creek Ac'ae-ita-en -.rit Jersey Certral

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A EC Ccc ument No 50-32:

Cear Cr. ec r e i s w.

Half arc I have reviawed :re ; el:n nary Safa:y ; r 31 ys :

eccr: for the Cvs ter Creek Nuclear Stat:en Urit : a r e o t. r ques t Ors and c ccre n t s fellcw.

The Oyster Creek Unit 2 is to ccns is: Of a cressari:ed water reacter with a crce-throug5 stearn generator.

The generated s team subsecuent l y goes into the secercary s ys t em wh i c h sc-e s tre steam ture;re generator uni:

The re'erence core design of this un:t is :L5 2 L't (?L5 Ne gress1

~he nuclea-

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steam su::l y s ys tem is to te designed arc furnished b< the Eatecck anc w;lec=

Cemcarv. and Eurns arc R-e, Inc. have been re t a i ned as Arch i t ec t-E ng i nee r f:-

t he crej ect.

The centairment ouild ng cors is ts c f a c res t res s ec r es !-ters ;crec corcrete reactor bu ilding similar to that cons t rt.c tec f or Tu rke y C o i r. t,

ca l is ades, Point Beach, C'Cence ard Tnree Mile Is l ard.

The cyIindeical oce: inn a'

will have an i r.s i c e d i a me t e - of eccet !!O fr arc a wall thickress :' L '.,

ard a height cf If' ft. fr:m ::: of ?curdatiar slai ic the corinclina.

The c - hem * !:he re ecm ;5 clanned t e ::e scherical 'shalicw ccme cf 2 a:: :,

with a thickness of 3 f t.

Ine base sla: will t e a

.1 r e x i ma t e l y !2 '

thick with a 2 fcc: t h ic h cercrete slac ato.

re bottom 'ine-

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'he a clica.! croccres :: rs.a tre se ts-c ces';r r :!c!.stract.res anc CCmccr?r:s 'cr am

.'cara:i9g Easis Ea-:houa-e ccer?scOrcirc 00

?I- *aricum horicental gecu-d acceleraticr anc 'er a :es;cn Easis Ea-t"queia c' '.227 ma r i num ho r i cor t a l cecunc acceleraticn arc rc r a C es igr Easis Eartrcuake c' '.229 maximum hericortal ground acceleratier.

-nese earthcuake lavels hava rot been discussed in detail with recresentativas o' the E Coast anc Ceccetic Eurvey and L.

E.

Geological 3urvey ard until such time as this dis cus s icn occurs we have ro c o nme n t corcern ng tha earthcaake cesegr leva!s.

As a result of cur review of the 2 EAR ae succest that the i c. ! ! c w ' r.g questions te transmittec to tre acclicar:

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Ira fCurdatiCr Conditiens fCr !his arit accea-to te qu :e s'mila-to those f00 the acjacent urit Cs!:er Creek No.

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-cwever, 'rce tre Irfc matic,

preserted in the DSAR it is difficult at this point to ascertain tre tourcat:cn elevations of the va r ious build ings wi t h.

egard to cresent grade, and

~a exis t ing soil strata.

Adc i t ional !rformation is requestec as to ?"e various founca : I c n lesels witn regarc to evisting grace, f ir is rec grada, are :e under!e: r; so:1 5: ata.

Also a c scuss:cn of tre cotent.al fcr 1:cuafac-:cn under ine sarious s: uctural fconca: Ices

's req;es:pc.

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Ire Te*hCd c f c yrar 'C ard I es Is 'cr 'he CCrta*Prert struc t ij r e is descriced crie ily ;r cccercix si f the PSA2 ace;-icnal ; r f o r ma t i c "

's requested

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SU:=Cr: C0rcit'on5 arc a Ca5Cri-!'.mr Of tre Te t r 2 0 5 cr l0ved "Or Calculdi'FC

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'Td a a ra l 'r 5 ' 5 rocedbreS, the 0a5 5 fOr tre Select'Or Of ;"e 5e 5- 'c Coe f ' ; c i e n: !"c a l c C e e n i a i red a l 0 'g i t at a Ce5Cr irtion as to n;w tFe COef' Cier't is t o

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used in *re Oart;Cular Ce5;:n,

.irilar infer 3: ;n IS eque5:ec for ~iac5

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3 The O a - I r saIMS giv e On page 3C i accpar *ea!Orari e, Out Cra C

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's aCDI'CatiCn Of !FeSe exDre5!icr5 i5 *tquested 35 fOlICws:

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stateTent was 'Oted ! "; t'i5 affeC:

n *e D$43, we Should Isk?

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3*. ion Of the Go"rO4C-

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o, loa: Cer: ra:iors g:.en, ce 1 -i:ec to s;elC or rel;w-If iner-Case :r.e tota' tress is :,axcee s ie !c, :' e accl: Car:

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reser-a CesO*IStiCD Of tre criteria : hat w'll te omrlSsed to l rs ur a

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'ra s t res s es and CeforTa:iOrs arc !I?;:ec.

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  • h i! OC'Nt OV *he aOCIICar: s "eQuastad.

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The crestressirg de:a:Is are descritec rr'eftv ;r the 3^42 are is notec ena

r inis ;lan
s: arc type crestressing ele vc:s wiil be erolovec.

AdC;tional ;rfcrmation is requestec as :c the de:a; s of ne s:-ancs are aumter of strarcs that will

?. e em loved in any Cre crestressin: tuncia.

Also accitional i n f ma t i o n is requestec as

  • o the design Cr;teria fcr the anchcrage',

IrCludirc_ the aODrox iFA te C Iren$ ICns anc t he s Dac i nG_ Cf the arCbC"ac_es Cores toth tb"Ough the wall t h i c k res s a-c a lcng the C Ircu?farerce Of

'"e st y;*are.

7.

  • re orief discus s ion Of the Ce5Ign Of !be l a r ge eO u i a.Te n t arc perscrrel Coenirgs, in aCCOTCany i ag # Icures, s ugges :S *Pa! a large nucter Cf p re s t r e s s i nc. 5trands will be Ci.erted arc.r.d : P e o C e n i nc. s.

AcC I: iOral InfCPP4:IOr is "eCues tec Corcerning the ces !co pr0CeCLre that wilI ta ?m lc,ec in analyzing these ocenings, be methocs of harCl;rg tre ci<cetej st-ceds arcurd the coenings and the expectec nuncer of tendens trat w;ll te c;serteC in 5is manner.

3.

The cesign of :Fe lirer receives attart.;n in sesers! -laces *-

f*e U$$3 Additiona! InforF?tior should te su;m!: ed ds t0 *De Oe! !cr 0- '!e' 'a n t e r Ts of ex_eC:ed 5trair levels, ress::le tuckI;rg, ard ce eil re es0ected at:3Ch me " t C'

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9 IF I;g. 3-I *here Is (otec te be a -ice gal!e'v ' o * **e crestress;rg gallery) located sbove the tcunca::en tla to accu; crac.

Fcrther identification o' tre curaose of th;s galle v :s r e c t.e s t a c.

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Or : age 5 ' cf tre MM

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s rotac tra
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u;1cing w;11 te ce s igrec for torracos

-'th 3 airc selcc:tv cf 3Mn~

Clarifica:!or is recuested as te wrether this T--

en 7,. a

'refudes "rar'

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translat i onal eloc;ty or whether tris is : a t e r c e r: to te tre :engent a.

s velccity cf "e wirc end will be adced to a

'o ware a locitv ccecercr:

I se, weat is the f e r-a rc w e l oc i t y ccecorent?

11.

On :: age 5-7 o f tne PSAR i: s noted t at Ciass Il s t r.c:eres will be designed to Zere I cf the Unifer,Suilding Cece.

In siew cf the acci: cant's intention *c cesign tha facility for safe sh :dewr fer a '.CC;

.'.s earthquake, it would accear that a rcre reasonael-cesign levet for Class s t ructures and equiornent would be accroxi.mately *wo-th;res of the LBC Zere i r eq u i r ecre n t s.

Additicnal i n f o r r.a t io n concerring tre cetails of Class !!

structures and comoorents and the ces ign criter;a creposed is "ecuestec.

12.

The mat ter of cual i ty cont rol receives attention throughcut r%

PSAR but Dar: ICularly in ADoerdiX 3C.

In C o "re C fon a'tr the c iscus s iCn there of quality control, the acclicant is requested :: crev;de a disc.ssion are chart, if necessary, cut lining the direct ressers ic ilit ias of the sario _t parties i nvolved in the quality control and the respons ib il ity cf :ne vario;s individuals and organications ;n teres of assurance that

'he cces:r.c 'or -!

Teet the ces;gn cr ~teria.

I3 A review of the USAR incicates little ' r. f C " N

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  • c e ' r. ' c the cesign criteria for Critical ccntrols, 'ns;rt er:3tice, ta:*arie!, cr under seisFic load'ng.

AccItional ;rformaticr ;s recues tec or

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of s a istnic des i ;r to provice assarance ;"at these

e5 can :cerate orece-! r 0 ins c e saf e snute:wn urce" se t s.- i c loacirc.

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The cool i ne wa'e r

-t&ie Stra :ures enc ass 0c;atec

.;:rg 4 e c - t ical to tha safe snutccwn.cf the -lar:

Add:tiOnal ir#Orr"etiCn 3 5 **Ctested d5

  • O the design Of traSe i tc", car;;;ulsrly 'Cr se'5-lc I;acInc corC cc:

and for corditions associated with rich water anc hu--;c ane t.

Re50ectfulIv subTi'tec,

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