ML19323G582
| ML19323G582 | |
| Person / Time | |
|---|---|
| Issue date: | 04/04/1980 |
| From: | Pawlicki S Office of Nuclear Reactor Regulation |
| To: | Loomis J SARGENT & LUNDY, INC. |
| Shared Package | |
| ML19323G583 | List: |
| References | |
| NUDOCS 8006040466 | |
| Download: ML19323G582 (1) | |
Text
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Mr. J. 5. Loomis Sargent & Lundy Engineers 55 East Monroe Street
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s Chicago. Illinois 60603
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Dear Mr. Loomis:
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1 Your letter of March 24,1980 to Mr. W. E. Kreger of the Nuclear Regulatory 0;
Commission requested information related to the quantity of coating material which has not been qualffled as discussed in Standard Review Plan 6.1.3,
" Organic Materials," but which the NRC finds acceptable for use in-containment.
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The Accident Analysis Branch (AAB) of the NRC has detemined this quantity to
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be 100 kilograms.
The determination of the acceptability of 100 kilograms of unqualified coating
' ; -:. L material in-containment was calculated on the basis of a gas yield for polyethylene (3.1 molecules /100eV) and the radiation dose identified by IEEE""'A..,
Standard No. 323 (2 x los Rads) which was endorsed by the NRC.
should you require additional information. relating to this matter. please do not hesitate to contact us.-
.i sincerely yours, 1
Original signed by S S. PawF &
S. 5. Pawlickt. Chief Materials Engineering Branch Division of Systems Safety office of Nuclear Reactor Regulation
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