ML20005G888

Advises That 880324,0408 & 891017 Responses to NRC Bulletin 88-002, Rapidly Propagating Fatigue Cracks in Steam Generator Tubes Acceptable,Except for Inconsistency W/Item a of Bulletin Re Definition of Denting

ML20005G888
Person / Time
Site:	Byron, Braidwood, 05000000
Issue date:	01/17/1990
From:	Olshan L Office of Nuclear Reactor Regulation
To:	Kovach T COMMONWEALTH EDISON CO.
References
IEB-88-002, IEB-88-2, TAC-67298, TAC-67299, NUDOCS 9001230248
Download: ML20005G888 (4)

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January 17, 1990 i.

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U Docket Nos. 50-454, 50-455, 50-456 L

and 50-457

' Thomas J. Kovach j

Nuclear Licensing Manager

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Connonwealth Edison Company h

OPUS West III 1400 OPUS Place, Suite 300 1

Downers Grove, Illinois 60515 i

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SUBJECT:

BULLETIN 88-02 " RAPIDLY PROPAGATING FATIGUE CRACKS IN STEAM l

GENERATOR TUBES" - BYRON /BRAIDWOOD (TAC NOS. 67298 AND 67299)

By letters dated March 24 and April 8,1988, you responded to Bulletin i

t 88-02 for Byron and Braidwood Stations, Unit 1..(Unit 2 for Byron and e

Braidwood Stations have D-5 steam generators which do not require a response

'for the Bulletin.).. We reviewed your response and found it acceptable with one l

exception: you did not state that your definition of denting was consistent with Item A of the Bulletin. This was corrected in your October 17, 1989 letter. Thus, we conclude that your responses to Bulletin 88-02 are acceptable.

7 Original signed by Leonard N. 01shan, Project Manager Project Directorate III-2 Division of Reactor Projects - III, IV, V and Special Projects cc:- See next page.

s DISTRIBUTION wa, 6 zmo NRC & Local PDRs DA'efghbors PDIII-2 r/f LLuther L01shan SSands OGC EJordan

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Plant File OFFICIAL RECORD COPY Document Name:

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UNITED STATE

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NUCLEAR REGULATORY COMMISSION j

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f WASHINGTON, D. C. 20665 6...

I January 17, 1990 I

Docket.Nos. 50-454, 50-455, 50-456 i

and 50-457 l

Thomas J. Kovech~

r

. Nuclear Licensing Manager _

Connonwealth Edison Company j

OPUS West III-i 1400 OPUS Place, Suite 300 i

Downers Grove, Illinois 60515 j

l

SUBJECT:

BULLETIN 88-02, " RAPIDLY PROPAGATING FATIGUE CRACKS IN STEAtt GENERATOR TUBES" - BYRON /BRAIDWOOD (TAC NOS. 67298 AND 67299)

By letters dated March P4 and April 8,1988, you responded to Bulletin P

88-02 for. Byron and Braidwood Stations, Unit 1.

(Unit 2 for Byron and i

i Braidwood Stations have D-5 steam 9enerators which do'not require a response tor'theBulletin.) We reviewed your response and found it acceptable with one exception: you did not state that your definition of denting was consistent

.j uith' Item A of the Bulletin. This was corrected in your October 17, 1989

-letter. Thus, we conclude that your responses to Bulletin 88-02 are acceptable.

s hM Leonard N. 01shan, Project Manager Project Directorate III-2 Division of Reactor Projects - III, IV, Y and Special Projects cc: See next page b

3 l

o Mr. Thomas J. Kovech Byron /Braidwood Power Station i

Comonwealth Edison Company Units 1 and 2 1

cc:

Mr. Jack Tain Dr. Bruce von Zellen Atomic Power Distribution Department of Biological Sciences Westinghouse Electric Corporation Northern Illinois University

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Post 0"fice Box 355 DeKalb, Illinois 61107 Pittsburgh, Pennsylvania 15230 U. S. Nuclear Regulatory Comission Joseph Gallo, Esq.

Byron / Resident Inspectors Office l

Hopkins and Sutter 4448 North German Church Road i

888 16th Street, N.W.

Byron, Illinois 61010 Suite 700 Washington, D.C. 20006 tis. Lorraine Creek Rt. 1 Box 182 Regional M ministrator Manteno, Illinois 60950 U. S. NRC, Region III 799 Roosevelt Road, Bldg. f4 Mrs. Phillip B. Johnson l

Glen Ellyn, Illinois 60137 1907 Stratford Lane

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Rockford, Illinois 61107 Ms. Bridget Little Rorem Appleseed Coordinator Douglass Cassel, Esq.

117 North Linden Street 109 N. Dearborn Street i

Essex, Illinois 60935 Suite 1300 Chicago, Illinois 60602 Mr. Edward R. Crass Nuclear Safeguards and Licensing Ms. Pat Morrison l

Division 913 N Main Street #707 Sargent & Lundy Engineers Rockford Illinois 61103-7058 55 East Monroe Street

' Chicago, Illinois 60603 David C. Thomas Esq.

77S.WackerDrIve U. S. Nuclear Regulatory Comission Chicago, Illinois 60601 Resident Inspectors Office RRf1, Box 70 Braceville, Illinois 60407

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Mr. Thomas W. Ortciger, Director Illinois Emergency Services and Disaster Agency 110 East Adams Street Springfield, Illinois 62706 q

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Mr'. Thomas J. Kovech-2-

Byron /Braidwood

i Comonwealth Edison Company L

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cc:2 1

Illinois Department of Nuclear Safety:

1 Office of.Nucient Facility Safety

'1035 Outer. Park Drive Springfield, Illinois 627.04 Michael Miller, Esq.

' I' Sidley and Austin

.:!o One First National Plaza

- I Chicago, 1111nois'60690 George L. Edgar-

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t Newman & Holtzinger, P.C.

.1615 L Street, N.W.

Washington, D.C. 20036 Comonwealth Edison Company Byron Station Manager 4450 North German Church Road

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e Byron, Illinois 61010' i

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