ML20209C317

Forwards SER Re Generic Ltr 83-28,Item 4.5.2, Reactor Trip Sys Reliability,On-Line Testing. Facility Design Meets Staff Position,Per Util 831105 Response

ML20209C317
Person / Time
Site:	Byron, Braidwood, 05000000
Issue date:	01/23/1987
From:	Olshan L, Stevens J Office of Nuclear Reactor Regulation
To:	Farrar D COMMONWEALTH EDISON CO.
Shared Package
ML20209C322	List: ML20209C317 ML20209C357
References
GL-83-28, NUDOCS 8702040245
Download: ML20209C317 (3)

Text

w January 23, 1987 DISTRMBUTION Docket Nos. STN 50-454, STN 50-455 &# pocke M 11e 3 N. Thompson and STN 50-456, STN 50-457 NRC'PDR " J. Partlow Local PDR C. Vogan PDf3 Rdq. L. 01shan T. Novak ACRS(10)

E. Jordan B. Grimes Mr. Dennis L. Farrar OGC Director of Nuclear Licensing Comonwealth Edison Company Post Office Box 767 Chicago, Illinois 60690

SUBJECT:

GENERIC LETTER 83-28, ITEM 4.5.2 (REACTOR TRIP SYSTEM RELIABILITY -

ON-LINE TESTING)

Generic Letter 83-28 was issued by the NRC on July 8, 1983, indicating actions to he taken by applicants and licensees based on the generic implications of the Salem ATWS events. Item 4.5 states a staff position which requires all plants to conduct on-line functional testing of the reactor trip system, including independent testing of the diverse trip features of the reactor trip breakers.

Item 4.5.2 requires applicants and licensees with plants not currently designed to permit this periodic on-line testino to justify not making modifications to permit such testing. By letter dated November 5,1983, you responded to the staff position regarding Item 4.5.2 of Generic Letter 83-28 stating that the Byron and Braidwood Stations will be designed to allow on-line testing of the Reactor Trip System.

As indicated in the enclosed SER, the staff finds that the Byron and Braidwood Stations were designed to pennit on-line functional testing of the reactor trip system, including independent testing of the diverse trip features of the reactor trip breakers. Thus, your design meets the staff position of Item 4.5.2 of Generic Letter 83-28.

Sincerel ,

5 5 Leonard N. 01shan, Project Manager Janice A. Stevens, Project Manager Project Directorate #3 Project Directorate #3 Division of PWR Licensing-A Division of PWR Licensing-A cc: See next pace

Enclosure:

As stated PD#3 h PD#3 D#3 D#3 CVegan JSte ns .;L01shan .

a 1/40/87 1//[, /87 -1/iu/87 r' 87 8702040245 870123 fDR ADOCK 05000454 PDR

i Mr. Dennis L. Farrar Commonwealth Edison Company Ryron/Braidwood cc:

Mr. William Kortier Dr. Bruce von Zellen Atomic Power Pistribution Department of Biological Sciences Westinghouse Electric Corporation Northern Illinois University Post Office Box 355 DeKalb, Illinois 61107 Pittsburgh, Pennsylvania 15230 Joseph Gallo, Esq. U. S. Nuclear Reaulatory Commission Isham, Lincoln & Beale Byron / Resident Inspectors Office 1150 Connecticut Ave., N.W. 4448 German Church Road Suite 1100 Byron, Illinois 61010 Washington, D. C. 20036 Ms. Diane Chavez C. Allen Bock, Esquire 528 Gregory Street Post Office Box 342 Rockford, Illinois 61108 Urbana, Illinois 61801 Mrs. Phillip B. Johnson Thomas J. Gordon, Esquire 1907 Stratford Lane Waaler, Evans & Gordon Rockford, Illinois 61107 2503 S. Neil Champaian, Illinois 61820 Douglass Cassel, Esq.

109 N. Dearborn Street Ms. Bridget Little Rorem Suite 1300 Appleseed Coordinator Chicago, Illinois 60602 117 North Linden Street Essex, Illinois 60935 Ms. Pat Morrison 5568 Thunderidge Drive Mr. Edward R. Crass Rockford, Illir.ois 61107 Nuclear Safeguards and Licensing Division David C. Thomas, Esq.

Sargent & Lundy Engineers 77 S. Wacker Drive 55 East Monroe Street Chicago, Illinois 60601 Chicago, Illinois 60603 Elena Z. Kezelis, Esq.

i U. S. Nuclear Regulatory Comission Isham, Lincoln & Beale Resident Inspectors Office Three First National Plaza RR#1, Box 79 Suite 5200 Braceville, Illinois 60407 Chicago, Illinois 60602 l

l 1

i 4

Ryron/Braidwood cc:

Regional Administrator U. S. NRC, Region III 799 Roosevelt Road Glen Ellyn, Illinois 60137 Mr. Charles D. Jones, Director Illinois Emergency Services and Disaster Agency 110 East Adams Street Springfield, Illinois 62706 Ms. Lorraine Creek Rt. 1, Box 182 Manteno, Illinois 60950 Mr. Michael C. Parker, Chief Division of Engineering Illinois Department of Nuclear Safety 1035 Outer Park Drive Springfield, Illinois 62704 Michael Miller Isham, Lincoln & Beale One First National Plaza 42nd Floor Chicago, Illinois 60603

George L. Edgar Newman & Holtzinger, P.C.

1615 L Street, N.W.

Washington, D.C. 20036 I

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