ML17292A011
| ML17292A011 | |
| Person / Time | |
|---|---|
| Site: | Summer  |
| Issue date: | 09/20/1995 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML17292A012 | List: |
| References | |
| NPF-12-A-125 NUDOCS 9509220234 | |
| Download: ML17292A011 (2) | |
Text
REACTOR'OOLANT SYSTEM OVERPRESSU PROTECTION SYST96 LIMITING CONDITION FOR OPERATION 3.4.9.3 At least one of the followfng overpressure protection systeas shall
~
be OPERABLE:
a.
Two RHR rel 1ef valves with:
1.
A liftsetting of less than or equal to 450 pslg, and 2.
The associated RHR relief valve isolation valves open; or b.
The Reactor Coolant System (RCS) depressurlzed with an RCS vent of greater than or equal to 2.7 square inches.
APPLICABILITY:
MODE 4 when the tenqerature of any RCS cold leg ls less than or equal to 300'F, MODE'5, and HOOE 6 with the reactor vessel head on.
ACTION:
'a.
Wfth one RHR relief valve inoperable, restore the inoperable valve to OPERABLE status within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or depressurlze and vent the RCS through a greater than or equal to 2.7 square inch vent within the next 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
b.
11th both RHR relief valves inoperable, within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> either:
1.
Restore at least one RHR relief valve to OPERABLE status, or 2.
Depressurlze and vent the RCS through a greater than or equal to 2.7 square inch vent.
c.
In the event an RHR relief valve or RCS vent ls used to mitigate an RCS pressure transient, a Special Report shall be prepared and su~fted to the Coeafssfon pursuant to Specification 6.9.2 within 30 days.
The report shall describe the cfrcutistances initiating the transient, the effect of the RHR relief valves or vent on the trans-ient and any corrective action necessary to prevent recurrence.
d.
The provisions of Specification 3.0.4 are not appltcable.
9509220234 950920 PDR ADOCK 050003'P5 P
PDR SANER - UNIT 1 3/4 4-34 Aeendmnt No. 46, 1"5
t Hr. Gal.y J. Taylor South Carolina Electric
& Gas Company CC:
Hr.
R. J. White Nuclear Coordinator S.C.
Public Service Authority c/o Virgil C.
Summer Nuclear Station Post Office Box 88, Hail Code 802 Jenkinsville, South Carolina 29065 J.
B. Knotts, Jr.,
Esquire Winston
& Strawn Law Firm 1400 L Street, N.W.
Washington, D.C.
20005-3502 Resident Inspector/Summer NPS c/o U.S. Nuclear Regulatory Commission Route 1,
Box 64 Jenkinsville, South Carolina 29065 Regional Administrator, Region II U.S; Nuclear Regulatory Commission 101 Marietta St.,
NW., Ste.
2900 Atlanta, Georgia 30323 Chairman, Fairfield County Council Drawer 60 Winnsboro, South Carolina 29180 Hr. Virgil R. Autry Director of Radioactive Waste Management Bureau of Solid
& Hazardous Waste Management Department of Health
& Environmental Control 2600 Bull Street
- Columbia, South Carolina 29201 Mr. R. H. Fowlkes, Manager Nuclear Licensing
& Operating Experience South Carolina Electric
& Gas Company Virgil C.
Summer Nuclear Station Post Office Box 88 Jenkinsville, South Carolina 29065 VIRGIL C.
SUHHER NUCLEAR STATION