ML17261B110

Rev 10 to AP-CR.1, Control Room Inaccessibility.

ML17261B110
Person / Time
Site:	Ginna
Issue date:	06/27/1990
From:	Widay J ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17261B111	List: ML17261B110 ML17261B112 ML17261B113 ML17261B114 ML17308A122
References
AP-CR.1, NUDOCS 9007310038
Download: ML17261B110 (14)

Text

EOP: '- 6/l9/0/ REV: 10 AP-CR.1 CONTROL ROOM INACCESSIBILITY

/87//D&YO PAGE 1 f 6 ROCHESTER GAS AND ELECTRIC CORPORAT ON GINNA STATION ONTROLLED COPY NUMBER CHNICAL RE IEW PORC REVIEW E gc o P T SUPERIN NT o

EFFECTIVE DATE GI A STATION CATEGO 1.0 S ART:

REVI ED BY DATE TIME COIViPLET 90073l003S 900725 DATE PDR ADOCK 0 000244 ~

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TIME:

t REV: 10 AP-CR. 1 CONTROL ROOM INACCESSIBILITY PAGE 2 of 6 A. PURPOSE This procedure provides the step necessary to place and maintain the plant in a Hot Shutdown Condition in the event that a control room evacuation is necessary.

B. ENTRY CONDITIONS/SYMPTOMS

1. SYMPTOMS The symptoms of CONTROL ROOM INACCESSIBILITY are;

a. Fire in the Control Room, or

b. Smoke in the Control Room, or

c. Noxious Fumes in the Control Room, or

d. Intrusion

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REV 10 AP-CR.1 CONTROL ROOM INACCESSIBILITY PAGE 3 of 6 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED NOTE: Steps 1 and 2 are immediate action steps.

O 1 Verify Reactor Trip:

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Manual trip the reactor from the control board. IF the Rx can NOT o Reactor trip breakers OPEN be tripped from the Control Room, THEN locally open the reactor trip o MRPI indicates - ALL CONTROL AND breakers.

SHUTDOVN RODS ON BOTTOM o Neutron flux - DECREASING O 2 Verify Turbine Stop Valves CLOSED Manually trip turbine turbine can NOT be from close both MSIVs.

MCB.

tripped at the IF MCB, THEN

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REV: 10 AP-CR. 1 CONTROL ROOM INACCESSIBILITY PAGE 4 of 6 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 3 Verify That Fire HAS NOT Perform the following actions:

Significantly Damaged The MCB Control Circuits a. Close both MSIVs.

o MCB - NO FIRE OR FIRE UNDER b. Trip both reactor coolant pumps.

CONTROL

c. Close both PRZR relief valves, o Safety related controls and PCV-430 (431C).

indications - NO SIGNIFICANT LOSS OF CONTROLS/INDICATION d. Proceed to the Appendix R locker, immediately outside the Control Room.

e. Control Room Foreman and communicator proceed to TSC and refer to SC-100 for report requirements.

f. Implement procedure SC-3.30.1, ALTERNATIVE SHUTDOWN FOR CONTROL COMPLEX FIRE. DO NOT continue in this procedure.

NOTE: Refer to SC-100, GINNA STATION EVENT EVALUATION AND CLASSIFICATION.

4 Establish Local Operating Stations (Refer to Attachment A) 5 Establish AFW To The Steam Generators:

a. Start ".- BOTH MOTOR DRIVEN APW a. Start the TDAPW pump. Locally PUMPS- open TDAFW pump steam admission valves at the steam header MOV-3504A, MOV-3505A.

b. Verify MDAPW pump flows - LESS b. Locally throttle AFW flow.

THAN 230 GPM

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EOP: TITLE: REV: 10 AP-CR.1 CONTROL ROOM INACCESSIBILITY PAGE 5 of 6 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 6 Establish Charging Flow:

a. Charging pumps - AT LEAST ONE a. Start a charging pump.

RUNNING

b. Control charging and letdown-TO MAINTAIN PRESSURIZER LEVEL 7 Establish Boration Of The RCS To The Xenon Free CSD Condition:

a. Refer to 0-3.1 - FOR DETERMINATION OF AMOUNT OF BORIC ACID TO BE ADDED

b. Start - A BORIC ACID PUMP

c. Manually open - MOV-350

d. Stop boration - WHEN REQUIRED BORIC ACID HAS BEEN ADDED 8 Check SW Pumps AT LEAST ONE Start pumps as necessary.

RUNNING IN EACH LOOP 9 Check CNMT Recirc Fans AT Start fans as necessary.

LEAST TWO RUNNING 10 Check S/G Levels BETWEEN Throttle AFV flow as necessary.

77~o AND 854 ll Check IF THE CONTROL ROOM Return to Step 5.

IS AGAIN HABITABLE

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REV 10 AP-CR.1 CONTROL ROOM INACCESSIBILITY PAGE 6 of 6 STEP ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED 12 Establish Normal Control Room Operations:

a. Restore - NORMAL OPERATION OF EQUIPMENT o Refer to 0-2.2, PLANT FROM HSD TO COLD SHUTDOWN

-OR-o Refer to ES-0.2, NATURAL CIRCULATION COOLDOWN

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EOP: TITLE: REV: 10 AP-CR.1 CONTROL ROOM INACCESSIBILITY PAGE 1 of 1 ATTACHMENT A Duties of Personnel During a Control Room Evacuation SHIFT SUPERVISOR Will direct overall plant operations and recovery actions.

No specific duty station is assigned but the Shift Supervisor should maintain communication with the various groups working to recover from the evacuation.

CONTROL ROOM FOREMAN I

Will assist. the Head Control Operator in transferring equipment to local control, after completion of the transfer the Control Room Foreman will direct the oper-ator's actions to recover the plant.

HEAD CONTROL OPERATOR Will go to Auxiliary Feedwater pump area taking operating procedures "O" book, official records; curve book with him and transfer equipment to local control.

CONTROL OPERATOR Will go to the local operating station in the Charging Pump Room.

PRIMARY AUX OPERATOR Will go to the local operating stations in the Boric Acid Tank Room.

SHIFT TECHNICAL ADVISOR Will assist the Head Control Operator while remaining cognizant".of plant conditions.

OTHER PERSONNEL Will assume fire fighting or other duties as directed by the Shift Supervisor or Control Room Foreman.

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