ML033160419
| ML033160419 | |
| Person / Time | |
|---|---|
| Site: | Fort Calhoun  |
| Issue date: | 11/10/2003 |
| From: | Wang A NRC/NRR/DLPM/LPD4 |
| To: | Ridenoure R Omaha Public Power District |
| Wang A, NRR/DLPM, 415-1445 | |
| Shared Package | |
| ML033160067 | List: |
| References | |
| TAC MB7499 | |
| Download: ML033160419 (2) | |
Text
2.0 LIMITING CONDITIONS FOR OPERATION 2.3 Emergencv Core Cooling System (Continued)
(2) Modification of Minimum Requirements During power operation, the Minimum Requirements may be modified to allow one of the following conditions to be true at any one time. If the system is not restored to meet the minimum requirements within the time period specified below, the reactor shall be placed in a hot shutdown condition within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />. If the minimum requirements are not met within an additional 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> the reactor shall be placed in a cold shutdown condition within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
- a. One low-pressure safety injection pump may be inoperable provided the pump is restored to operable status within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
- b. One high-pressure safety injection pump may be inoperable provided the pump is restored to operable status within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
- c. One shutdown heat exchanger may be inoperable for a period of no more than 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
- d. Any valves, interlocks or piping directly associated with one of the above components and required to function during accident conditions shall be deemed to be part of that component and shall meet the same requirements as listed for that component.
- e. Any valve, interlock or piping associated with the safety injection and shutdown cooling system which is not covered under d. above but which is required to function during accident conditions may be inoperable for a period of no more than 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
- f. One safety injection tank may be inoperable for reasons other than g. or h. below for a period of no more than 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
- g. Level and/or pressure instrumentation on one safety injection tank may be inoperable for a period of 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />.
- h. One safety injection tank may be inoperable due to boron concentration not within limits for a period of no more than 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />.
2-21 Amendment No. 10,171,175,186, 206,223
2.0 LIMITING CONDITIONS FOR OPERATION 2.3 Emeraencv Core Cooling System (Continued)
References (1)
USAR, Section 14.15.1 (2)
USAR, Section 6.2.3.1 (3)
USAR, Section 14.15.3 (4)
USAR, Appendix K (5)
Omaha Public Power District's Submittal, December 1, 1976 (6)
Technical Specification 2.1.2, Figure 2-1B (7)
USAR, Section 4.4.3 2-23b Amendment No. 47,61,74,170, 206,223