ML050110097
| ML050110097 | |
| Person / Time | |
|---|---|
| Site: | South Texas  |
| Issue date: | 01/10/2005 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| Jaffe D, NRR/DLPM, 415-1439 | |
| References | |
| TAC MC5529 | |
| Download: ML050110097 (1) | |
Text
PLANT SYSTEMS 3/4.7.4 ESSENTIAL COOLING WATER SYSTEM LIMITING CONDITION FOR OPERATION 3.7.4 At least three independent essential cooling water loops shall be OPERABLE.
APPLICABILITY:
MODES 1, 2, 3, and 4.
ACTION:
With only two essential cooling water loops OPERABLE, restore at least three loops to OPERABLE status within 7 days* 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 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
SURVEILLANCE REQUIREMENTS I
4.7.4 At least three essential cooling water loops shall be demonstrated OPERABLE:
- a.
At least once per 31 days by verifying that each valve (manual, power-operated, or automatic) servicing safety-related equipment that is not locked, sealed, or otherwise secured in position is in its correct position;
- b.
At least once per 18 months during shutdown, by verifying that:
- 1)
Each Essential Cooling Water automatic valve in the flow path that is not locked, sealed, or otherwise secured in position, actuates to the correct position on an actual or simulated actuation signal, and
- 2)
Each Essential Cooling Water pump starts automatically on an actual or simulated signal..
- On a one-time basis, the Allowed Outage Time for Unit 1 Train B Essential Cooling Water, and for those Technical Specification systems supported by Train B Essential Cooling Water (Technical Specifications 3.5.2, 3.5.6, 3.6.2.1, 3.6.2.3, 3.7.3, 3.7.7, and 3.7.14) is extended to 14 days. This one-time extension expires January 18, 2005 at 0400 hours0.00463 days <br />0.111 hours <br />6.613757e-4 weeks <br />1.522e-4 months <br />.
SOUTH TEXAS - UNITS 1 & 2 3/4 7-13 Unit 1 - Amendment No. 46, 169 Unit 2 - Amendment No. 1 15