ML20064L025

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Advises That Recommended Improvement of Dose Impact Calculation Methodology & Licensee Accepted by .Other Edit Changes Assured New Methodology Use Every 31 Days & Nuclide Dose Factor Inclusion in ETS
ML20064L025
Person / Time
Site: 05000000, Brunswick
Issue date: 12/08/1981
From: Gammill W
Office of Nuclear Reactor Regulation
To: Ippolito T
Office of Nuclear Reactor Regulation
Shared Package
ML20064E577 List:
References
FOIA-82-389 NUDOCS 8201120280
Download: ML20064L025 (1)


Text

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DISTRIBUTION:

Docket File 50-324 Docket File 50-325 DEC 0 81931 ETSB Reading File

-YtTSB Docket File WPGammill CSPaul Docket flos. 50-324/325 1:EM0aAf:DUM FOR:

T. A. Ippolito, Chief Operating Reactors Branch flo. 2, DL FRO:!:

!!. P. Garnill, Chief Effluent Treatment Systems Cranch, DSI

SUBJECT:

PROPOSED Cl!AflGES TO Er: VIRO:;r:EriTAL TECHf;ICAL SPECIFICATIONS FOR BRUNS!!ICK, UNIT !!0S.1 AND 2 (TAC-47100 Ai;D -47101)

On October 30, and tiovember 25, 1981, Carolina Power and Light Company requested changes to Appendix B Technical Specifications for Brunswick, Unit t;os. I and 2.

These changes were needed to clarify action requirements and r flect current e

methodology in calculating dose inpact due to radioactive nobleggas releases.

lie have completed our review and provided the Project !!anagers (J. Van Vliet and " Cevan) draft copies of the evaluation / appraisal, the license amendments and tae public notice for this amendment.

Since the Crunswick Station has a delay system but does not have an augmented offgas sys. tem in operation, we find that no change can be made to the technical specification 2.5.2.c that requires a report pursuant to 10 CFR Part 50 Appendix I, Section IV.A. As a shared gaseous r'adwaste system, the specifica-tion 2.5.2.b has been revised to require that the site release rates be reported whenever the Appendix I design objective annual quantity can not be maintained during 12 consecutive months to show compliance with 10 CFR 50.36a.

In our review, we determined that the methodology for calculating dose impact could be improved, and by letter on tiovember 12, 1981, we recormended this change which was found acceptable to the licensee, as stated in his letter dated t!ovember 25, 1981. Other edit changes were included to assure that the new methodology was used, that dose calculations would be performed at least every 31 days and that the nuclide dose factors were included in the specifications.

If there are any additional questions, contact J. Boeg11 (ETSB) on x27634 or T. Mo (RAB) on x27621.

Ori !?ical ci.:wd by:

t h'1111u P. c:c111 William P. Gamill, Chief Effluent Treatment Systems Branch Division of Systems Integration cc:

R. Mattson

!!. Kreger x

F. Congel 7g R. Devan J. Van Vlipt'f 2

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