ML17290B079
| ML17290B079 | |
| Person / Time | |
|---|---|
| Site: | Columbia  |
| Issue date: | 03/25/1994 |
| From: | WASHINGTON PUBLIC POWER SUPPLY SYSTEM |
| To: | |
| Shared Package | |
| ML17290B078 | List: |
| References | |
| NUDOCS 9404050206 | |
| Download: ML17290B079 (2) | |
Text
Attachment 2 CONTAINMENT SYSTEMS SURVEILLANCE RE UIREMENTS Continued d.
Type B and C tests shall be conducted with gas at P
, 34.7 psig,* at a'ntervals no greater than 24**~ months except for tests involving:
1.
Air Locks 2.
Main steam line isolation valves, 3.
Valves pressurized with fluid from a seal
- system, 4.
ECCS and RCIC containment isolation valves in hydrostatically tested lines which penetrate the primary containment, and 5.
Purge supply and exhaust isolation valves with resilient seals.
e.
Air locks shall be tested and demonstrated OPERABLE per Surveillance Requirement 4.6. 1.3 ~
f.
Main steam line isolation valves shall be leak tested at least once per 18 months.
g.
Leakage from isolation valves that are sealed with fluid from a seal system may be excluded, subject to the provisions of Appendix J,Section III.C.3, when determining the combined leakage rate provided the seal system and valves are pressurized to at least 1.10 P
a'8.2
- psig, and the seal system capacity is adequate to maintain system pressure for at least 30 days.
h.
ECCS and RCIC containment isolation valves in hydrostatically tested lines which penetrate the primary containment shall be leak tested at least once per 18 months.
Purge supply and exhaust isolation valves with resilient material seals shall be tested and demonstrated OPERABLE per Surveillance Requirements 1
and
~4 C,l.8. i
- 4. @.l.e.~
The provisions of Specification 4.0.2 are not applicable to 24-month or 40 + 10-month surveillance intervals.
"Unless a hydrostatic test is required per Table 3.6.3-1.
"""For those tests conducted during refueling outages, the P4-month interval mav be exceeded by no more than 3 months.
WASHINGTON NUCLEAR - UNIj'
'P40405020b 940325 PDR ADOCK 05000397':,
P.'DR 3/4 6-4 Amendment No. 41
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