ML19340E057

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Provides Addl Info Re Scope of Mod to Auxiliary Feedwater Sys.Mods Will Comply W/Section III of ASME Code 1978 Summer Addenda for Equipment Installation W/Exception of Final Connections to Existing Sys
ML19340E057
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 12/30/1980
From: Ash R
BALTIMORE GAS & ELECTRIC CO.
To: Clark R
Office of Nuclear Reactor Regulation
References
NUDOCS 8101060283
Download: ML19340E057 (2)


Text

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CHARLES CENTER . P O BOX 1475 BALTIYCRE, MARYLAND 21203 E t cmc Eu 4rt ma I'ecenDer M , 10 D Drf>AMTMENT

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Feference (a) discussed the scone cf nodificaticr.n we vill be nerferrine to oIr auxiliarv feeivater syste.. Fe'erer.ce (b} info med vour of' ice of the codes we rianned to .:se for deci, n , nrocurement , a~i instal-lation of the nodification. de have had neverd conversations with the

'inC en the tonic of Code applicability and the followin.c is icnued for clarification and your review. {

Cn nace P, pararranh I cf reference (b) ve str.ted that all materials and conpanents would connly with the rules of the Section III

/C"E Poller and Pressure 'lescel Code,1977 Mition and Sun .er 1o78 Addenda.

l To further a .plif'/ this , all clans co .nonents will connly with all articles in /S"2 Section III Subsection NC. All Class 3 connonentn vill l comply with all r.cticles in A3'!E Cection III Cutsection !!D. All conponant cunnarts vill co . ply with all articles in AS"r Cection III Suhnection NF.

On pare 2, pararraph h, of reference (b) we stated that we vould use ANSI 31.1, 1967 and ANSI 31.7, 1969 and 1970 Addenda, the original construction codes, for installation o the nodificat#.ons to the aux feed synten. After discunsions with the NilC ve have channi this to the follovi ne .

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?'r. F. A. Clark Tare ' Fecenter D,1%n We inten; to co -l?., na much as row ihle, to Cection 17I ' t h e 1077 AO'!E Cade 1978 N r.er >*sddenda for all installation of ecuirnent with the excention of the final connections to the existine syriten. 'le connections to the existin;' n/ ster vill te perforned to the ori-inal construction code. Bl'eE and the construction firm utilicci vill not rescesa nn !! stamn for installation. You vill 'ce infomed of sr v ather excertions we nay nake. Factory '!uttal vill act as a third party inspector.

In the interest of nintuirinc our present schedule fer the nur fee'ivater nedificu*irn we rennest your renly to 1 ster than 19 .T 'tn i nrv 1 0'31 . Sheuld viu h*rta any ques:isns, ' eel free to contset m.

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