ML20029A424
| ML20029A424 | |
| Person / Time | |
|---|---|
| Site: | Catawba  |
| Issue date: | 02/28/1991 |
| From: | Tuckman M DUKE POWER CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| PROC-910228, NUDOCS 9102220064 | |
| Download: ML20029A424 (6) | |
Text
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DUKEPOWER February 14, 1991 T
U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C.
20555 L
Subject:
Catawba Nuclear Station Docket No. 50-413 and 50-414 Selected Licensee Commitments Manual Gentlemen:
Pursuant-to 10 CFR 50.4 and 50.71, please find attached 10 copies of numrast Revision 3 dated 2/91 to the Catawba Selected Licensee Commitments
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Manual. The SLC Manual is Chapter 16.0 to the Catawba FSAR. This
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manual is meant to contain commitments and other station issues that oin we believe warrent higher control, but are not appropriate in the f!g M
k Technical Specifications (TS). Instead of being updated with the 9
annual FSAR Update, the SLC Manual will be updated as needed during
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EE Very truly ours, E
M.S. Tuckman r
JAR / jar Attachment-I l
Mr Stewart D. Ebneter xt:
Regional Administrator, Region 11
-U.S. Nuclear Regulatory Commission
.101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323 I
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. I Mr. W.T. Orders-NRC Resident inspector l l P
Catawba Nuclear Station J
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- Februaryc14',' 1991 0,
Subject:
Catawba Nuclear; Station,~ Units l'and 2 Selected Licensee Commitments Manual
- Revision 3 dated 2/91
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- Please findiattached a copy of Revision 3 dated 2/91 to 'he subject
. manual.
. Update your; manual as'follows:
- Remove thete pages-Insert these pages LOEP-1,2~
L0EP 1,2 s16;10-l'-
- 16.10-1 116.10-2.
- 16.10,
.lf=youLhavelanyl questions, please contact me at 373-7567.
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-R.L. Gill Jr.,.. Technical System Manager o
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CATAWBA NUCLEAR STATION-DUKE POWER COMPANY
-SELECTED LICENSEE COMMITMENTS MANUAL LIST OF EFFECTIVE PAGES Page Revision Date L0EP 1 2/91 LOEP 2 2/91 i
LOEP 3 7/90 Tab 16.0 16.0-1 12/90 Tab 16.1 16.1-1
- Tab 16.2
'16.2-1 ex I,).
- 16.2-2 1/91 q_
16.2-3 Tab 16.3 Tab 16.4 Tab 16.5-
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Tab 16.6 Tab 16.7.
Tab 16.8
-Tab 16.9 16.9-0 12/90-16.9-1 12/90 16.9-2' 12/90 g
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16.3-3 12/90 16.9-4 12/90 Page 1 2/91
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O Page Revision Date 16.9-5 12/90 16.9-6 12/90 16.9-7 12/90 16,9-8 12/90
-16.9-9 12/90 16.9-10 12/90 16.9-11 12/90 16.9-12 12/90
-16.9-13 12/90 16.9-14
-12/90 16.9-15 12/90 116.9-16 12/90 16.9 12/90 i
Table 16.9-3 1 of 5-12/90 Table 16.9-3 2 of 5 12/90 Table 16.9-3 3-of 5 12/90
-Table 16.9-3 4 of 5 12/90-Table 16.9-3 5 of 5 12/90 Tab 16.10 l
16.10-1~.-
2/91 L
.16.10-2
'2/91 t-
-Tab-16.11
! Tab 16._1_22
- Tab 16.13 16.13-0 12/90 l
16.13-1 12/90 Page 2 2/91
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16.10 STEAM AMD POWER CONVERSION SYSTEM STEAM VENT TO ATMOSPHERE 16.10-1 l
COMMITMENT l
l Three steam generator PORV safety-related gas supply system l
shall be OPERABLE with both nitrogen bottles per S/G PORV pressurized to greater than or equal to 2100 psig.
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APPLICABILITY-Modes 1, 2, 3, and 4*
REMEDIAL ACTION:,
a.
With one nitrogen bottle on one or more S/G's less than'2100 psig, immediately start corrective action to' return the nitrogen supply to OPERABLE.
1 i
Work to return the nitrogen supply to OPERABLE status 7"'s should continue without interruption.
L b.
.With two nitrogen bottles on one or more S/G's less than 2100 psig consider the PORVls) inoperable and refer to Technical Specification 3.7.1.6 for the required ACTION.
TESTING REQUIREMENTS:
a.
At least once per 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />s-by verifying that both-l
. nitrogen bottles per S/G PORV has a pressure greater than or equal to 2100-psig.
REFERENCES:
-i 1)
Design Basis Specification for the Catawba Main Steam, Main Steam Vent to Atmosphere and Main Steam Bypass to Condenser System,.Section 20.3.4 2)
PIR 0-C90-0304 3)
Branch Technical Position RSBS-1 r~g 4)
CNC-1223.43-01-0011, rev. 1 5'"'/
When Steam Generators are being used for decay heat removal.
16.10-1 2/91
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BASESi1 i
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d Design Engineering. calculation-CNC-1223.43-01-0011,;rev 1 demonstrates that.with~one nitrogen bottle charged to at least 2100 psig,_ sufficient nitrogen exists to meet-the Tech-Spec: Design Bases;of the S/G'PORV's.
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-A revision to: calculation CNC-1223.43 : 1 also demonstrates =that with two nitrcgen.bottli charged to at l
- -least 2100 psig, sufficient nitrogen exists to meet the 4
Branch Technical-Position RSB5-1 of supporting a controlled cooldown to the point where residual heat removal system can beLput into service with or without offsite power-following an earthquake.
- The' COMMITMENT 1for having both nitrogen: bottles pressurized p
to greater than or equal to 2100 psig and the REMEDIAL' H
. ACTION is adequate to ensure the intent of our FSAR i
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. commitment to Branch Technical Position RSBS-1 is met.
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