ML022560400

New Special Operations Limiting Condition of Operation Suppression Pool Makeup-Mode 3. Revised TS Page 3.6-34 and the New Additional TS Page 3.10-23, 3.10-24, 3.10-25 & 3.10-26

ML022560400
Person / Time
Site:	Grand Gulf
Issue date:	09/06/2002
From:	NRC/NRR/DLPM
To:
References
TAC MB4260
Download: ML022560400 (5)

Text

SPMU System 3.6.2.4 4:

SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.2.4.1 Verify upper containment pool water level 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> is z 23 ft 3 inches above the pool bottom.

SR 3.6.2.4.2 Verify upper containment pool water 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> temperature is ! 125°F.

SR 3.6.2.4.3 Verify each SPMU subsystem manual, power 31 days operated, and automatic valve that is not locked, sealed, or otherwise secured in position is in the correct position.

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NOTE ------------------

The requirements of this SR are not required to be met when all upper containment pool levels are maintained per SR 3.6.2.4.1 and suppression pool water level is maintained Ž 18 ft 5 1/12 inches (one inch above LCO 3.6.2.2 Low Water Level).

SR 3.6.2.4.4 Verify all upper containment pool 31 days gates are in the stored position or are otherwise removed from the upper containment pool.

SR 3.6.2.4.5 ------------------ NOTE ------------------

Actual makeup to the suppression pool may be excluded.

Verify each SPMU subsystem automatic 18 months valve actuates to the correct position on an actual or simulated automatic initiation signal.

GRAND GULF 3.6-34 Amendment No. -!-29 154

Suppression Pool Makeup-MOD 3 "3.10.9 3.10 SPECIAL OPERATIONS 3.10.9 Suppression Pool Makeup-MODE 3 LCO 3.10.9 The requirements of LCO 3.6.2.2, "Suppression Pool Water Level" and LCD 3.6.2.4, "Suppression Pool Makeup (SPMU) System," may be suspended in MODE 3 to allow drain-down of the Upper Containment Pool, provided the following requirements are met:

a. Suppression Pool Average Temperature is i 95°F;

b. Suppression Pool and Upper Containment Pool water levels are maintained within limits of Figure 3.10.9-1;

c. The fuel storage and transfer canal areas of the Upper Containment Pool are maintained at a minimum of 23 ft 3 inches.

d. Reactor Steam Dome pressure is < 230 PSIG;

e. Reactor has been subcritical > 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br />; and

f. Each SPMU subsystem valve is OPERABLE per SR 3.6.2.4.3 and SR 3.6.2.4.5 and Upper Containment Pool temperature is in compliance with SR 3.6.2.4.2.

APPLICABILITY: MODE 3 with LCO 3.6.2.2 and 3.6.2.4 not met.

GRAND GULF 3.10-23 Amendment No. 154

Suppression Pool Makeup-MODE 3 3 .10.91 ACTIONS

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-------NOTE OTE------------------- --------------

Separate Condition entry is allowed for each requirement of the LCO.

CONDITION REQUIRED ACTION COMPLETION TIME A. One or more of the A.1 Suspend draining the Immediately above requirements not Upper Containment met. Pools.

AND A.2 Restore compliance 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> with LCO requirements.

B. Required Actions and B.1 Restore compliance 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Completion Time of with suspended MODE 3 condition A not met. requirements.

C. Required Action and C.1 Be in MODE 4. 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> associated Completion Time not met.

GRAND GULF 3.10-24 Amendment No. 154

Suppression Pool Makeup-MODE 3

• q 3.10.9 SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.10.9.1 Verify Suppression Pool temperature

• 95*F. 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> SR 3.10.9.2 Verify Reactor Steam Dome pressure is < 230 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> PSIG.

SR 3.10.9.3 Verify level in the Upper Containment Pool 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and the Suppression Pool to be within limits of Figure 3.10.9-1.

SR 3.10.9.4 Verify level in the fuel storage and 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> transfer canal areas of the Upper Containment Pool are i of 23 ft 3 inches.

GRAND GULF 3.10-25 Amendment No. 154

,4 Suppression Pool Makeup-MODE 3.10.93

• Figure 3.10.9-1 Upper Containment and Suppression Pool Levels 21.0 LModa 3 20 5 (2e r(s--'. 2V' ")1 's)-* *= Lt~o W

• -,* I (2V' Unaccel: table Range tLMede3  !

S20.0 -0") L

- - - -_-_-_-(20 J I

1. .5 1

o I 0

19.0 "Acpal Raisg (a'.*

(I 3j4 18.5 ",42" 7-,.;V4 v,5 YL. (18-,,4 V1t2-)

S I

• . .... T' 1S4 1 (U u.4 ii 18.0 1601 ISO 17.0 18.0 19.0 20.0 21.0 22.0 23.0' 24.0 23" 3" UCP Level (it)

GRAND GULF 3.10-26 Amendment No. 154