ML053080095
| ML053080095 | |
| Person / Time | |
|---|---|
| Site: | Clinton  |
| Issue date: | 10/31/2005 |
| From: | NRC/NRR/DLPM |
| To: | |
| Jabbour K, NRR/DLPM, 415-1496 | |
| Shared Package | |
| ML053070598 | List: |
| References | |
| TAC MC4202 | |
| Download: ML053080095 (1) | |
Text
Design Features 4.0 4.0 DESIGN FEATURES (continued) 4.3 Fuel Storage 4.3.1 Criticality 4.3.1.1 The spent fuel storage racks are designed and shall be maintained with:
- a. keff < 0.95 if fully flooded with unborated water, which includes an allowance for uncertainties as described in Section 9.1.2 of the USAR;
- b. A nominal fuel assembly center to center storage spacing of 7 inches within rows and 12.25 inches between rows in the low density storage racks in the upper containment pool; and
- c. For the fuel storage racks supplied by Nuclear Energy Services (NES), a nominal fuel assembly spacing of 6.4375 inches in the high density storage racks in the spent fuel pool or fuel cask storage pool.
For the fuel storage racks supplied by Holtec International, a nominal fuel assembly spacing of 6.243 inches in the high density storage racks in the spent fuel pool or fuel cask storage pool.
4.3.1.2 The new fuel storage racks are designed and shall be maintained with:
- a. kff S 0.95 if fully flooded with unborated water, which includes an allowance for uncertainties as described in Section 9.1.1 of the USAR; and
- b. A nominal fuel assembly center to center storage spacing of 7 inches within rows and 12.25 inches between rows in the new fuel storage racks.
4.3.2 Drainage The spent fuel storage pool is designed and shall be maintained to prevent inadvertent draining of the pool below elevation 754 ft 0 inches.
4.3.3 Capacity 4.3.3.1 The spent fuel storage pool is designed and shall be maintained with a storage capacity limited to no more than 3796 fuel assemblies.
The fuel cask storage pool is designed and shall be maintained with a storage capacity limited to no more than 363 fuel assemblies.
4.3.3.2 No more than 160 fuel assemblies may be stored in the upper containment pool.
CLINTON 4.0-2 Amendment No. 170