ML20008F430

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Forwards Responses to NRC 801104 Ltr Requesting Info Re Containment Sumps & Insulation for Operating Reactors
ML20008F430
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 03/03/1981
From: Olson R
BALTIMORE GAS & ELECTRIC CO.
To: Clark R
Office of Nuclear Reactor Regulation
Shared Package
ML20008F431 List:
References
TASK-A-43, TASK-OR NUDOCS 8103130476
Download: ML20008F430 (4)


Text

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c3 A LTIMORE GAS AND ELECTRIC CHARLES CENTER . P.O. BOX 1475 BALTIMORE, MARYLAND 21203 ELECTRIC ENGINEERING vwa* "'* a ' A' o n

OEPARTMENT 4i 10 Of' ice of ?!uelear eactor Reculation U. S. ?!uelear Regulato:-r Co: tission

'Jashinton, D. C. M555 l

d Attn: vs . Robert A. Clark,hief M bOI h 8 Ouersting Peactors Franch 83 Division of Licensine Dgg D

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Subject:

Calvert Cliffs ?!uelear Fever Plant I _. :l)

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Units '!cs .1 % 2, "cekets ?'os . 5-31~ % 50-2.

Information Fecuest Rezarding Contain ent Eu s and Insulation for Oceratine ee e*crs . "'A0 A h7

Reference:

?! 0 letter fren R. A. Clark to A. E. Lundvall, Jr.

dated ?!ovenber h ,10 0 sane sub.tect.

entlenen :

Enclosed are our responses to questions 1, 2a, 2b, and Te of the referenced letter. We vill provide ou' resconse to cuestion 2d by Acril 1, 1981.

Please contact u: if this schedule is unsatisfacto'-r or if you have any questions, 1

l 'lerv truly - urs,

/

Richard C. L. Olson Prineinal rneineer FCLO/snn ee: J. A. Biddison, Tseuire I G. v. Trowbridze, Esquire

'fessrs. E. L. Conner, Jr. - ?i C i

?. E. Architzel - ?iRC I t 3 'Ee si'i em 6 i 300R ORS Na

" arch h, 1091 Iten 1:

Iten 1 of the reference letter is conplete as attached here.

Iten 2:

a) The raterials listed in the attached srecifiestien a're verified en the vendor drawines, b) See rescense to a.

c) See response to a.

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() Des cription Suecification Labor and Material Material Suen11er Manufacturer Reactor cavity 6750-M-339 Transco, Inc. Trans co, Inc.

s,. -ins Jation 5+.

7 Reactor coolant system 6750-M-336 Transco, Inc. Transco, Inc.

and steam generators and Forty Eight insulation (except reactor Insulations, cavity) Inc.

Plast insulation - except 6750-M-338 Campbell- Owens reactor cavity insulation, McCormick Co rning, reactor coolant system Co. , Inc. Pittsburgh and steam generators Corning, and insulation Forty Eight Insulations ,

Inc.

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