ML20077R883
| ML20077R883 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 08/15/1991 |
| From: | FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20077R879 | List: |
| References | |
| NUDOCS 9108260194 | |
| Download: ML20077R883 (1) | |
Text
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- CDMAltlENT 5151Efti
'RONTAINMENT AIR LOC 11
- LIMITING CONDITION FOR OPERATION 3.6.1.3-Each containment air lock shall be OPERABLE with:
a.
Both-doors closed except when the air lock is being used for normal trancit entry and exit through the containment, then at least one air lock door shall be closed, and
.b.
An overall air lock leakage rate of s 0.05 L, at 1 P,, 53.3 psig.
APPLICABILITY: MODES 1, 2, 3, and 4.
A011Qff:
a.
With an air lock inoperable, except for an inoperable interlock mechanism, I
restore the air lock to OPERABLE status within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or be in at least i
HOT STANDBY within the r. ext 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 />.
b.
With an air lock interlock mechanism inoperable, restore the interlock to OPERABLE' status or lock-closed an OPERABLE door in the affected air lock
- within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or 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 nours.
An air lock door
' locked-closed in accordance with this ACTION, shall be verified to be locked-closed once per 31 days.##
SURVEILLANCE REQUIREMENTS 4.6.1.3 Each containment. air lock shall be demonstrated OPERABLE:
a.
By verifying-seal leakage 10.01 L 'when the volume between the door seals is pressurized to > 8 psi for at least 30 seconds after stabilizing pressure for al least 5 minutes:
After each opening,fr(om multiple entries, then at least oace per 1.
ta Modes 1, 2, 3, or 4) except when the air lock is being used 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />.
2.
- Prior to establishing CONTAINMENT INTEGRITY when maintenance has not been performad on the air lock.-is not required prier to entering Mod (
Reperformance of this test c
been opened-since the previous test.)
l l
b.
By conducting overall-air lock leakage tests at not less than P, (53.3 psig), and verifying the overall air lock leakage rate is o
within its limit:
l
- 1. #At 1 cast once per 6 months, and L
- 2.
- Prior to establishing CONTAINMENT INTEGRITY when maintenance has -
been performed.on the air lock that could affect the air lock sealing capability.
L
' c.
At-least once per 6 months by verifying that only one door in each air lock can be opened at a time.
- Exemption to Appendix "J" of-10 CFR S0.
- The provisions of Specification 4.0.2 are not applicable.
- Entry and Exit through the locked-closed door is permissible for personnel safety reasons.
CRYSTAL RIVER - UNIT 3 3/4 6-5 Amendment No.
9108260194 91081G PDR ADOCK-05000302 I
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