ML19256D141

Requests Assistance in Evaluation of Containment Design & Components Re Util Application.Response Requested by 670724

ML19256D141
Person / Time
Site:	Crane
Issue date:	07/10/1967
From:	Long C US ATOMIC ENERGY COMMISSION (AEC)
To:	Deyoung R US ATOMIC ENERGY COMMISSION (AEC)
References
NUDOCS 7910170628
Download: ML19256D141 (1)

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i.. el es Chief Please.rovice aa a is tanc e in ova tur. _ in: the folicwin3 1

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' areas of the ':etropolitan Edison application (Lccket Oc penent ~ech. Br.

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'l.0 Centai=ent 0 2 s u --

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i 1.1 is the dwsi m of tN ros rnesd e--ti--n r>r-e2.-

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icuate to uithstand the desian cressure, e a r t h_c.u_a_k_e l

tand wind Icaaings?

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,1.2 bill the cuality control, tc,ti-&

nd s;rveil::. net i progran described by the applicant assure that One istructure.ects the desian criteric?

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!1.3 Please review the containment isclation criteyla _

1 and system inc'uding the ste = linc i clarion valves.

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',w ha t de 2_ r a c o f ins o c 0 t_Wn __o f_.l._i_n._a_:__Welc3_ b.'

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i j radiography or other.i T2 methods shcula be rec,cired as la minimu.?

.ha t de ree of vismi i e - a " ' r --

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' C. C. Lcng, Chief l1s at containment design c.ressure?

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'2.1 Analyze h'e use of check valves ir the thermal shicic to i solve t.he__"_s team bubbl.e" problem, nartteularly with rcrard to

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.ef fects of the valves on normal operation of tha plant.

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siphoning cossibic. in case of a low break in the cold le: and a 1,a wa vu a:..,,~.. wam

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I Lwill the check valves serve as a sichen break?

Containment &

! 2.2 te.alyce possibic spilla;c frc= the accumutators Component Tech. Br.

ca rc durin2 s a fe tv--iniection. -

i 2.3 Please provide your cc ents en the analysis of_

the ef fect of cold water inicetien on the,ressure i

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Ivessel and thermal shield.

l 2.4 21 case analyce the proposec thtosulfate spray jo^ts system frc= the standpoint of its interaction e.ith the l engineered safety systc=s anc review the expert: ental 1

I in for-ation which succort its e f fectiveness as an

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iodine re= oval systcm.

^ s I (Your cc =ents and questions are desired by 7/20/67 1

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atvauns C. C. Long, Chie f 3?3 v"3

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