ML20070C709

Forwards re-evaluation of safety-related Concrete Masonry Walls Per IE Bulletin 80-11.Requests NRC Review Be Concluded by June 1983

ML20070C709
Person / Time
Site:	LaSalle
Issue date:	12/09/1982
From:	Schroeder C COMMONWEALTH EDISON CO.
To:	Schwencer A Office of Nuclear Reactor Regulation
Shared Package
ML20070C711	List: ML20070C709 ML20070C713
References
REF-SSINS-6820 IEB-80-11, NUDOCS 8212140289
Download: ML20070C709 (2)

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Commonwealth Edison

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December 9, 1982-q,-

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Y Mr. A. Schwencer, Chie f 9

Licensing Branch #2

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Division of Licensing U. S. Nuclear Regulatory Commission Washington, DC 20555 V

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Subject:

LaSalle County Station Units 1 and 2

'Qj Re-Evaluation o f Safet y-Related y*

Concrete Masonry Walls -

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NRC Docket Nos. 50-37 3 and 50-37 4 -

Reference (a):

Facility Operating License NPF-11, 3

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Condition 2.C.(8).(b).

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Dea r Mr. Schwencer:

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Reference (a) states " Prior to,startup a f ter the first, h\\

refueling outage, the licensee shall resolve the differences between our interim criteria and the criteria used by the licensee to the satisfaction of the staf f and shall implement the required wall.

fixes or modifications that might result from such a resolution.'N '

- s Commonwealth Edison Company 's submittals on Masonry Walls

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are enumerated in Table 1 of the enclosure.

Since the last 2,

submittal, Commonwealth Edison Company has voluntarily reassessed the safety related concrete masonry walls at LaSalle County -Station ;

using a more stringent design criteria.

The enclosed report summarizes the current status of the safety related concrete masonry walls at LaSalle, including the results of the recent reassejsnent.

It is Commonwealth Edison Company's judgment that the safety related concrete masonry walls currently satisfy the requirements of I.E.

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Bulletin 80-11 and that no further modifications are justified or

'I warranted.

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It is noted that during that during the past nine 09P s

months since our last submittal on this topic, there has been 'do J

contact from the NRC in this matter.

Commonwealth Edison Company '

s u rges the NRC to conclude their review of this matter no later than,, '

Ju ne, 19 83.

Delay of resolution of this issue beyond that time miyfs preclude completion of Commonwealth Edison review, design, proedre ment, and installation o f any required fixes or modifications by the' startup following the first refueling outage, which is currertly

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scheduled for Fall,1984.

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s A. Schwencer December 9, 1982

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To the best of my knowledge and belief the statements con-tained herein arid in the attachment are true and correct.

In som7 respects these statements are not based on my personal knowledge but upon information. furnished by other Commonwealth Edison and contractor employees.

Such information has been reviewed in accordance with Company practice and I believe it to be reliable.

If' there are any questions in this matter, please contact a

this office.

Enclosed for your use is one (1)

(AO) copies o f thi.. lette r and the enclosure. signed original and f orty

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Very truly yours, f

et t h 1] S L-I C. W. Schroeder Nuclea r Licensing Administrato r im cc:

NRC Resident Inspector 5550N L