ML20065H911
| ML20065H911 | |
| Person / Time | |
|---|---|
| Site: | Waterford  |
| Issue date: | 04/11/1994 |
| From: | Packer D ENTERGY OPERATIONS, INC. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| W3F1-94-0044, W3F1-94-44, NUDOCS 9404150208 | |
| Download: ML20065H911 (3) | |
Text
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%!erbrd 3 W3F1-94-0044 A4.05 PR April 11, 1994 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C.
20555
Subject:
Waterford 3 SES Docket No. 50-382 License No. NPF-38 Reporting of Special Report Gentlemen:
Attached is Special Report Number SR-94-002-00 for Waterford Steam Electric Station Unit 3.
This Special Report is submitted per 10CFR50.36(c)(2) and Technical Specifications 4.4.4.5.a and 6.9.2.
Very truly yours, f SK
'D.F. Pac r General Manager - Plant Operations DFP/BRL/tjs Attachment cc:
L.J. Callan, NRC Region IV G.L. Florreich J.T. Wheelock - INP0 Records Center R.B. McGehee N.S. Reynolds NRC Resident Inspectors Office Administrator - LRPD
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.J SPECIAL REPORT SR-94-002-00 Steam Generator Eddy Current Examination (6th Refueling)-
On March 28, 1994, Waterford 3 completed 100% inservice eddy current bobbin coil full length examination of the Steam Generator (S/G) tubing..This.
report is submitted in accordance with Technical Specification (TS) 4.4.4.5.a, which requires reporting the number of tubes plugged in each S/G within 15 days of completing Inservice Inspection (ISI) of S/G tubes pursuant to TS 6.9.2.
A follow-up report will be submitted in accordance with TS 4.4.4.5.b by March 28, 1995.
The total number of tubes which have been plugged in each S/G are shown below:
S/G #1 S/G #2 Manufacturing /Preservice 6
20 Batwing (Preventive Plugging) 149 149 First Refueling 0
1 Second Refueling 3
0 Third Refueling 10 9
Fourth Refueling
- Preventive Plugging As a Result of Eddy Current Testing (ECT) 4 5
- Batwing Preventive Plugging 156 156 Fifth Refueling 4
5 Sixth Refueling
- Preventive Plugging As a Result of ECT 1
2
- 40% Thru-Wall Indications 2
0 S/G #1 Hot Leg Leaking Plug Rework Total:
335 347
i-SPECIAL REPORT SR-94-002-00 Steam Generator Eddy Current Examination (6th Refueling)
- Row 121, Line 45 leaking Westinghouse I-690 mechanical plug - reworked under NCI-290326.
Babcock and Wilcox Nuclear Services (BWNS) machined S/G
- 1 hot leg tube plug location Row 121, Line 45 to accept a BWNS 0.750 tapered weld plug. Work was completed and inspected on March 28, 1994.
H CR-94-308 was written on March 31, 1994 to evaluate root cause of plug failure. The details concerning this plug failure will be included in the follow-up report to be submitted in accordance with TS 4.4.4.5.b by March 28, 1995.
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