ML20070P466

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Forwards Braidwood Station Unit 1 Cycle 4 Refuel Outage SG Tube ISI Application of Interim Plugging Criteria Rept
ML20070P466
Person / Time
Site: Braidwood Constellation icon.png
Issue date: 05/06/1994
From: Kofron K
COMMONWEALTH EDISON CO.
To: Martin J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20070P470 List:
References
BW-94-1979, NUDOCS 9405110353
Download: ML20070P466 (2)


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+ Comm:nwrith Edis:n Brcidwood Nucint Pow:r St; tion Route #1. Box 84 Braceville, Illinois 60407 Telephone 815/458-2801 May 6, 1994 BW/94-1979 Mr. John B. Martin Regional Administrator U.S. Nuclear Regulatory Commission Region III

'01 Warrenville Road Lisle, Illinois 60532-4351

Subject:

Braidwood Station Unit 1 Cycle 4 Refuel Outage Steam Generator Inservice Inspection Application of Interim Plugging Criteria Report Docket No. STN 50-456

References:

(1) NUREG-1276, Technical Specifications, Braidwood Station, Unit Nos. 1 and 2 (2) D. Saccomando letter to W. Russell dated April 25, 1994, transmitting request for Emergency Technical Specification Amendment for Specification 3/4.4.5

Dear Mr. Martin:

Reference (2) proposed Specification 4.4.5.5.d which requires that for Unit 1 Cycle 5, the results of the inspection for all tubes in which the tube support plate interim plugging criteria (IPC) limit has been applied shall be reported to the Commission pursuant to Specification 6.9.2 of reference (1) following completion of the steam generator tube inservice inspection and prior to Cycle 5 operation. The report shall include:

1. Listing of applicable tubes,
2. Location (applicable intersections per tube) and extent of degradation (voltage), and
3. Projected Steam Line Break (MSLB) Leakage.

The enclosure summarizes the inspection results. Included are indication listings and maps, a guide to abbreviations used in the indication lists, a separate listing of those tubes for which IPC was applied, and the projected Main Steam Line Break (MSLB)

Leakage.

i 100053 9405110353 940506 PDR ADDCK 05000456 O PDR L- . .

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Mr. John B. Martin 2 May 6, 1994 Please direct any questions regarding this submittal to Harry Pontious, Braidwood Licensing Supervisor, (815) 458-2801, extension 2511.

Very truly yours,

-t'

h. . Kofron af&t ,

Station Manager Braidwood Station KLK/DSH/dla (1) Enclosure Attachments cc: NRC Document Control Desk S. G. DuPont, Senior Resident Inspector - Braidwood R. R. Assa', Braidwood Project Manager - NRR B. Clayton, Branch Chief - RIII '

D. M. Saccomando - NLA '

K. G. Bartes, Regulatory Assurance' Supervisor M. F. Sears, Site Engineering and Construction 1

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