ML20212M092

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Advises That Proposed Use of Unfiltered Water from Defueling Water Cleanup Sys for Flushing Pressurizer Spray Line, Submitted in 870115 Rev to ex-vessel Defueling Safety Analysis,Acceptable.Nrc 861222 Conclusions Unchanged
ML20212M092
Person / Time
Site: Crane Constellation icon.png
Issue date: 01/21/1987
From: Travers W
Office of Nuclear Reactor Regulation
To: Standerfer F
GENERAL PUBLIC UTILITIES CORP.
References
CON-NRC-TMI-87-006, CON-NRC-TMI-87-6 NUDOCS 8701300003
Download: ML20212M092 (1)


Text

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'O DISTRIBUTION:

DN 50-320

$i TMI Site r/f TMI HQ r/f NRC PDR January 21, 1987 Local PDR

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!!RC/ Tit!87-006 FMiraglia WDTravers JAThanas I

Docket No. 50-320 CCowgill RJCook lir. F. R. Standerfer TMoslak 3, I Vice President / Director,THI-2 LChandler GPU Nuclear Corporation ACRS P. O. Box 480 I&E.

M Middletown, PA 17057 Service List L

Dear !!r. Standerfer:

4+

References:

(a) Letter 4410-87-L-0011, F. Standerfor to W. Travers, Pressurizer Spray Line Defueling Systeu, dated January 15, 1987 (b) Letter 4410-86-L-0191 F. Standerfer to W. Travers,

.I Ex-Vessel Defueling Safety Analysis, dated E

flovenber 26, 1986 3

(c) Letter !!RC/THI 86-117, 11. Travers to F. Standerter, f;

Ex-Vessel Defueling Safety Analysis, dated

>i Deccaber 22, 1986 4..

4 Reference (a) submitted for NRC staff review and approval a revision to your Ex-Vessel Defueling Safety Analysis which was subnitted by reference (b).

This revision proposed the use of unfiltered water from the Defueling Water Cleanup Systen (DWCS) for flushing the pressurizer spray line, and it

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increased the estinated radiation dose cornitnent for the project because of

,1 an increased source term at the pressurizer platforn.

I We have completed our review of y(c)r submittal and have deternined that the ou conclusions stated in reference are unchanged as a result uf the use of unfiltered flush water and the increased radiation dose cor.nitnent.

lie therefore approva your pro as described in reference (a)posal for flushing of the pressurizer spray line using unfiltered DWCS water.

1 This approval is contingent upon our review of the associated procedures subject to Tc hnical Specification 6.8.2.

a Sincerely, ORIGINAL slGNED BY 8701300003 870121 Williani D. Lovers PDR ADOCK 05000320 P

PDR Director THI-2 Cleanup Project Directorate i

cc:

T. F. Demitt R. E. Rogan S. Levin J. E..Frcu

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