ML19290A425

Ack Receipt of 721208 Deficiency Rept Re Defects in Shop Welds of Reactor Coolant Piping at TMI-1.Questions Ref to Fracture Mechanics as Basis to Determine Acceptability of Some Indications

ML19290A425
Person / Time
Site:	Crane
Issue date:	12/27/1972
From:	Kruesi F US ATOMIC ENERGY COMMISSION (AEC)
To:	John Miller METROPOLITAN EDISON CO.
Shared Package
ML19290A426	List: ML19290A425 ML19290A427
References
NUDOCS 7911070604
Download: ML19290A425 (1)

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n chtropolitan Edison Company Cocket "o. 50-289 Ai..::

.. r. J. G. Miller, Ref.

CDR-59 Vic: President P. O. Scx ~A2 Recding, Penr.sylvania 19003 Gentlacen:

Than.. you fcr ycur report datcd Dace:ser S,1972, dcccribing the defcct icantified in the shop vields of ;he rccctor cocicr.t pipin<:

ct your Thrce Mile Island facility. Ele do not unarst.nd ycur rafcreace to frccture.:0chanics as a basis to dat:rmine the cccaptcLi~aicy of ::cce of the indicatic:;s.

It. is cur undarstanding

.ut st.c:i indications are either acceptable or rejectable under cha ccde ui?ncu;. previsica for justificcticn by fractura cachanics.

Your ec? air uoch and docum0ntatico relating tharcto will be revic. 0c auric.g our centinuing inspection !>y perscr.mi fraa our offica in

.hy:;r::,.::u Jersay.

Shculd additional infcmatica be recuired re-lating tn this probicm, you will be concscted through that offica.

Your ccc,cer; tion concerning this cattar is c",preciated.

Yours truly, F. E. dre131, Directcr

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L. Rogers, RS J. P. O'Reilly, R0:I R. S. Boyd, L P. A..lorri s, R0 R. C. DeYoung, L H. D. Thornburg, R0 F. Schroeder, L R. H. Engelken, R0 X. Kniel, L J. G. Xeppler, R0 D. Lange, L 1556 357 G.

Rei r.muth, 30 DR Central riles L. Reeder, RO DR Reading Files R. L. Shannon, DTIE, OR PDR Lccal PCR l$g.,

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Form AIC-318 iRev. 9-53) AECM GO o u s covena.uan r mu re, omct 13 M - 466-38 4 7911070dO e

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