ML20246P599
| ML20246P599 | |
| Person / Time | |
|---|---|
| Site: | Trojan File:Portland General Electric icon.png (NPF-01-A-058, NPF-1-A-58) |
| Issue date: | 05/12/1989 |
| From: | NRC |
| To: | |
| Shared Package | |
| ML20246P563 | List: |
| References | |
| NUDOCS 8905220236 | |
| Download: ML20246P599 (1) | |
Text
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l f
i REVISED May 12, 1989 1
REACTIVITY' CONTROL SYSTEMS BORATED WATER SOURCES - SHUTDOWN LIMITING CONDITION FOR OPERATION 3.1.2.7 As a minimum, one of the following borated water sources shall be OPERABLE:-
a.
A boric acid storage system with:
1.
A minimum contained volume of 10,000 gallons, 2.
Between 7,000 and 7,700 ppm of boron, and 3.
A minimum. solution temperature of 65'F.
b.
The refueling water storage tank with:
1.
A minimum contained volume of 102,000 gallons.
2.
Between 2,000 and 2,500 ppm of boron, and 3.
A minimum solution temperature of 37'F.
APPLICABILITY: MODES 5 AND 6 ACTION With no borated water sources OPERABLE, suspend all operations involving CORE ' ALTERATIONS or positive reactivity changes until at least one borated water source is restored to OPERABLE status.
SURVEILLANCE REQUIREMENTS 4.1.2.7 The above-required borated water source shall be demonstrated OPERABLE:
a.
At least once per 7 days by:
1.
Verifying the boron concentration of the water, 2.
Verifying the water level of the tank, and 3.
Verifying the boric acid storage tank solution temperature when it is the source of borated water b.
At least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by verifying the RWST temperature when it is the source of borated water and the outside ambient air temperature is <37'F.
TROJAN-UNIT 1 3/4 1-15 Amendment No. 58, 95, 114 March 12, 1986 8905220236 890512 PDR ADOCK 05000344 P