ML19332F291
| ML19332F291 | |
| Person / Time | |
|---|---|
| Site: | Calvert Cliffs  |
| Issue date: | 12/08/1989 |
| From: | Creel G BALTIMORE GAS & ELECTRIC CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| Shared Package | |
| ML19332F292 | List: |
| References | |
| TAC-75223, NUDOCS 8912140228 | |
| Download: ML19332F291 (3) | |
Text
W
...g /l c-BALTIMORE
'OAS AND ELECTRI CHARLES CENTER a P. O. BOX 1475 BALTIMORE, MARYLAND 21203
- GroRot C. CRett December 8,1989 Vice PutsiotNt l
NUCLE AR ENEROT --
(soo seo-mass U. S. Nuclear Regulatory Commission Washington,. DC 20555 ATTENTION:
Document Control Desk
SUBJECT:
Calvert Cliffs Nuclear Power Plant Unit No. 2; Docket No. 50-318 Request for' Additional Information:
Integrated Leak. Rate Test i
-Temocrary Technical Soecification Chance J'
REFERENCES:
(a) Letter from ' S, A. McNeil (NRC) to G. C. Creel (BG&E), dated 1
November 21,1989, same subject, (Unit 2 TAC 75223) 1
)
Gentlemen:
In response to your request, Baltimore Gas and Electric Company is providing the following information:
1.
Please provide your schedule for the performance of ILRTs to be conducted
. during the second ' Unit 2 10-year ISI interval.
p Our current approved schedule 'has the ILRTs planned for the spring of 1990, the spring of - 1994 and during the 20-year 151, which is scheduled for the spring of 1997-(but which may be postponed until 1998). This schedule meets Appendix J and Technical Specification requirements.
l 2.
. Please - provide the combined ; Types B and C test results, and individual test results - for all penetrations providing direct access from inside containment atmosphere -to outside the containment atmosphere, The combined Types B and C test results in the "as found" condition are 734,401 SCCM This includes the test failure of Penetration No. 9 at 382,320 SCCM at 20 psi. The individual air to air test results are provided in Attachment (1).
3.
' Provide a copy of. sip-M-622.
A copy of STP-M-622 is attached (without valve lineups).
I l 8912140228 891208 ADOCK0500g8 PDR P
- I h
i
~ Document Control Desk
- ~
- December 8,1989 Page 2 '
4.
Provide a commitment to perform the containment inspection required by Appendix J and provide the results of this inspection in writing prior to core alterations.
We will perform a = containment inspection similar to the one described in Section V.A of 10 CFR 50, Appendix J. The inspection will not constitote the beginning of the ILRT. The results of this inspection will be provided to the Nuclear Regulatory Commission prior to any core alterations at Unit 2.
Should you have any further questions ' regarding this matter, we will be _ pleased to -
discuss them with you.
Very truly yours,
/
L-GCC/ PSF /bjd i
Attachment I
cc:
D. A. Brune Esquire J. E.
Silberg, Esquire R. A.Capra, NRC S. A.McNeil, NRC j
W. T. Russell, NRC j
J. E. Beall, NRC T. Magette, DNR i
l 1--
s:
A*ITACHMENT (O '
AIR-TO-AIR ' PENETRATIONS, AS-FOUND DATA I
Administrative -
Date Limit Max.
Tested SCCM SCCM Actual 1A-Pressurizer Sampling 03/28/89 111 2,000 11.3 7A
- ILRT Test Conn.
03/28/89 N/A N/A 3
s 7B ILRT Conn.
03/28/89 N/A N/A
~3 13 Purge Air inlet 03/21/89 7092 40,000 243-14 Purge Air Outlet 03/21/89 7092 40,000 1,125 15 Containment Atmosphere 04/11/89 148 2,000 49
& Purge Air Monitor i
47A Hydrogen Sampling 04/08/89 37 2,000 60 47B Hydrogen Sampling 04/08/89 37 2,000 65
'47C Hydrogen Sampling 04/08/89 37 2,000 83 47D 11ydrogen Sampling 04/08/89 37 2,000 58 48A
- Hydrogen Purge inlet 04/08/89 591 10,000 419
-48B-Hydrogen-Purge Outlet 04/08/89 591 10,000 1,440 49A Ilydrogen Sampling 04/08/89 37 2,000 60 49B Hydrogen Sampling 04/08/89 37
- 2,000 73 49C Hydrogen Sampling 04/08/89 37 2,000 58 50-ILRT Conn.
Missed N/A-N/A 250
- 53 10 Elec.- Penetrations 04/07/89 N/A N/A 370 54 12 Elec. Penetrations 04/06/89 N/A N/A 104 55 39 Elec. Penetrations 04/10/89 N i.
-N/A 425 i
N/A
- 26 L
56 4 Elec. Penetrations 04/12/89
.,z.
i 67 Equipment Hatch 03/27/89 N/A N/A 7
j 68
' Personnel Locks 10,000 17,300 11,097 l
69 Emergency Escape Locks 10,000 17,300 1,850 l
Total 17,879.3 l-Highest reading since 1982.
This valve includes an estimated 250 SCCM for Penetration No. 50. (This is the highest reading since 1982.)