ML20044E396
| ML20044E396 | |
| Person / Time | |
|---|---|
| Site: | Vogtle  |
| Issue date: | 05/13/1993 |
| From: | Hood D Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML20044E388 | List: |
| References | |
| NUDOCS 9305240299 | |
| Download: ML20044E396 (1) | |
Text
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' CONTAINMENT SYSTEMS l
3/4.6.3 CONTAINMENT ISOLATION VALVES LIMITING CONDITION FOR OPERATION i
3.6.3 The containment isolation valves shall be OPERABLE.*
I APPLICABILITY:
MODES 1, 2, 3, and 4.
ACTION:
With one or more of the containment isolation valve (s) inoperable, maintain at -
least one isolation valve OPERABLE in each affected penetration that is open and:
Restore the inoperable valve (s) to OPERABLE status within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />, a.
or b.
Isolate each affected penetration within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> by use of at least one deactivated automatic valve secured in the isolation position, or Isolate each affected penetration within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> by use of at least c.
one closed manual valve or blind flange, or d.
Be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
The provisions of Specificatica 3.0.4 are not applicable provided e.
that the affected penetratica is isolated in accordance with ACTION-b or c above, and provided that the associated system, if applicable, is declared inoperable and the appropriate ACTION statements for that system are performed.
SURVEILLANCE REQUIREMENTS 4.6.3.1 The containment isolation valves shall be demonstrated OPERABLE prior to returning the valve to service after maintenance, repair or replacement work is performed on the valve or its associated actuator, coritrol or power circuit by performance of a cycling test, and verification of isolation time.
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- Isolation valves associated with the containment hydrogen monitors may be opened on an intermittent basis under administrative control.
V0GTLE UNITS - 1 & 2 3/4 6-16 Amendment No.53 Unit 1)
Amendment No.32 Unit 2)