ML20113C875
| ML20113C875 | |
| Person / Time | |
|---|---|
| Site: | Calvert Cliffs  |
| Issue date: | 06/21/1996 |
| From: | Katz P BALTIMORE GAS & ELECTRIC CO. |
| To: | Martin T NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| NUDOCS 9607020155 | |
| Download: ML20113C875 (2) | |
Text
._.___
-y PETER E. KATZ Baltimore Gas and Electric Company Plant General Manager Calvert Cliffs Nuclear Power Plant C
Calvert Cliffs Nuclear Power Plant 1650 Calvert Cliffs Parkway
/
Lusby, Maryland 2%57 I
410 495-4101 June 21,1996 U. S. Nuclear Regulatory Commission Region 1 475 Allendale Road King of Prussia, PA 19406 ATTENTION:
Mr. T. T. Martin, Regional Administrator
SUBJECT:
Calvert Cliffs Nuclear Power Plant j
Unit No.1; Docket No. 50-317 f
Report of Steam Generator Tube Plugging
[
REFERENCE:
(a)
Calvert Cliffs Unit 1 Technical Specifications 4.4.5.5.a and 6.9.2.i As required by Reference (a), this letter reports the number of tubes plugged in the Calvert Cliffs Unit I steam generator during the recently completed Inservice Inspection:
+
In the No. I1 Steam Generator a total of 340 tubes were plugged this outage. Prior to this outage 150 tubes had been plugged in the No. I1 Steam Generator. A total of 490 tubes in the No. I1 Steam Generator are now plugged.
In the No.12 Steam Generator a total of 500 tubes were plugged this outage. Prior to this outage
+
107 tubes had been plugged in the No.12 Steam Generator. A total of 607 tubes in the No.12 Steam Generator are now plugged.
+
In addition, Westinghouse Inconel 600 ribbed mechanical plugs installed in the No. I1 Steam Generator cold leg, and Westinghouse Inconel 600 ribbed mechanical plugs installed in the No.12 Steam Generator cold leg were repaired during this outage. The Inconel 600 plugs installed in the hot legs of both steam generators were replaced with Inconel 690 p!ugs in a previous outage. All of the Inconel 600 plugs installed in both steam generators have now been repaired or replaced.
9607020155 960621 PDR ADOCK 05000317 G
- PDR, y
/p f
10
Mr. T. T. Martin, Regional Administrator
"~~
"~
June ll,1996 Page 2 '
Should you have questions regarding this matter, we will be pleased to discuss them with you.
Very truly yours,
~((
/.
PEK/RCG/bjd
/
6 cc:
Document Control Desk, NRC T. T. Martin, NRC D. A. Brune, Esquire Resident Inspector, NRC J. E. Silberg, Esquire R. I. McLean, DNR Director, Project Directorate I-I, NRC J. II. Walter, PSC A. W. Dromerick, NRC O
I O