ML102310115

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Initial Exam 2010-301 Final RO Written Exam
ML102310115
Person / Time
Site: Surry  Dominion icon.png
Issue date: 08/16/2010
From:
NRC/RGN-II
To:
Virginia Electric & Power Co (VEPCO)
References
50-280/10-301, 50-281/10-301
Download: ML102310115 (79)
v • d • e


Text

1. Unit 1 Initial Conditions:

- 15% Power.

- An automatic Reactor Trip occurs.

Current conditions:

- Reactor is verified tripped.

- Main Turbine DID NOT automatically trip.

- Operators attempted to manually trip the Main Turbine from the control room. - All Turbine Stop and Governor valves remain OPEN. - Generator output breakers are CLOSED.

- Turbine speed is NOT DECREASING.

- Generator motoring is NOT initiated.

- It is now 45 seconds after the Reactor Trip.

Based on the current conditions, which one of the following is (1) the NEXT actionrequired by 1-E-0, "REACTOR TRIP OR SAFETY INJECTION," and (2) the reason forthis action? (1) Close MSTVs.

(2) Prevent an uncontrolled cooldown of the Reactor Coolant System (RCS).(1) Close MSTVs.

(2) Prevent a Loss of Heat Sink condition from occurring.(1) Open generator output breakers AND place Excitation control switch in OFF.(2) Prevent motoring the Main Generator.

(1) Open generator output breakers AND place Excitation control switch in OFF.(2) Actuate an alternate Turbine trip signal.A.B.C.D.

2. Initial conditions:

- Unit 1 is at 100% power.

RC-LT-461 (PRZR LEVEL PROTECT CH 3) selected for "Upper Control Channel." RC-LT-460 (PRZR LEVEL PROTECT CH 2) selected for "Lower Control Channel."Current conditions:

- 1C-B8 "PZR LO PRESS" is lit

- 1C-C8 "PRZR HI LVL HTRS ON" is lit

- PRZR Master pressure controller output is 0%. - PRZR level controller output is 0%. - Pressure trends are observed on the following indicators: RC-PI-455 (PRZR PRESS PROTECT CH 1) = 2245 psig and dropping. RC-PI-456 (PRZR PRESS PROTECT CH 2) = 2243 psig and dropping. RC-PI-457 (PRZR PRESS PROTECT CH 3) = 2135 psig and dropping. - Level trends are observed on the following indicators: RC-LT-459 (PRZR LEVEL PROTECT CH 1) = 48% and dropping. RC-LT-460 (PRZR LEVEL PROTECT CH 2) = 47% and dropping. RC-LT-461 (PRZR LEVEL PROTECT CH 3) = 68% and rising.Based on the current conditions, which one of the following explains the above event?PRZR Master pressure controller output has failed low.A leak has developed at the instrument tap to the reference leg for level transmitter1-RC-LT-461.

PRZR level controller output has failed low.

A leak has developed at the instrument tap to the variable leg for level transmitter1-RC-LT-461.A.B.C.D.

3. Unit 1 plant conditions:

- SBLOCA has occurred

- All charging pumps are inoperable

- RCS hot legs are voided

- FR-C.1 RESPONSE TO INADEQUATE CORE COOLING in progress - RCPs are off

- Total AFW flow = 100 gpm

- The SRO directs the intact SGs to be depressurized to 200 psig Based on the above conditions, which one of the following: (1) states what limits (ifany) are placed on SG depressurization and (2) the reason for this action?(1) Limited such that RCS cooldown rate does not exceed 100 oF/Hr (2) Maintain the SG as a heat sink via reflux boiling(1) Limited such that RCS cooldown rate does not exceed 100 oF/Hr (2) To establish RCP support conditions (1) There is no limit on how fast you can depressurize the SGs(2) Maintain the SG as a heat sink via reflux boiling(1) There is no limit on how fast you can depressurize the SGs (2) To establish RCP support conditionsA.B.C.D.

4. Unit 1 Initial Conditions:

- Unit 1 experienced a design-basis Large Break Loss of Coolant Accident (LBLOCA) coincident with a loss of offsite power.

Current Conditions:

- You are arriving at the plant to assume the Operator at the Controls (OATC) position. - It is now ten (10) hours since the LOCA occurred. - Containment Pressure has returned to sub-atmospheric conditions.Based upon the current conditions, (1) what is the method of core cooling in use and(2) which spray system is in operation?(1) Recirculation flow from the Containment sump through the SI system withdischarge into the cold legs. (2) The ISRS pumps are operated as required to maintain containment pressure.(1) Recirculation flow from the Containment sump through the SI system withdischarge into the cold legs. (2) The OSRS pumps are operated as required to maintain containment pressure.(1) Recirculation flow from the Containment sump through the SI system withdischarge into the hot legs. (2) The ISRS pumps are operated as required to maintain containment pressure.(1) Recirculation flow from the Containment sump through the SI system withdischarge into the hot legs. (2) The OSRS pumps are operated as required to maintain containment pressure.A.B.C.D.

5. Initial conditions:

- Unit 1 is at 100% power.

- Letdown was removed from service to repair a leak. - Excess letdown is in service.

- Pressurizer (PRZR) is at program level.

Current conditions:

AP-8.00, Loss of Normal Charging Flow, has been initiated. - VCT level indicates off-scale low.

- Charging flow and discharge pressure is erratic.

- All three charging pumps are running.

- Charging pump amps are erratic on all pumps.

- System valve positions are normal.

Based on the current conditions, which one of the following describes...(1) how excess letdown flow will be affected and (2) whether a reactor trip is required in accordance with 1-AP-8.00?(1) Excess letdown will continue until manually isolated.(2) Reactor trip is NOT required.

(1) Excess letdown will be automatically isolated.

(2) Reactor trip is NOT required.

(1) Excess letdown will be automatically isolated.

(2) Reactor trip is required.

(1) Excess letdown will continue until manually isolated.(2) Reactor trip is required.A.B.C.D.

6. Unit 1 Initial Sequence of events at 180 hours0.00208 days <br />0.05 hours <br />2.97619e-4 weeks <br />6.849e-5 months <br /> after shutdown: - Mid loop operation was entered after a shutdown from 100% - The running RHR pump suction was vortexing AP-27.00, LOSS OF DECAY HEAT REMOVAL CAPABILITY, was entered - The crew reduced RHR flow and raised RCS level, which stopped the vortexingCurrent Conditions:

- RCS temperature is 145 oF and increasing slowly - The RHR controls are in their normal configurationWhich one of the following correctly describes: (1) actions that will stabilize temperature, and(2) the response of RHR cold leg return flow after the actions have been taken?(1) Adjust the potentiometer to manually open 1-RH-HCV-1758 (RHR HXS FLOW).(2) RHR cold leg return flow indication will rise.

(1) Adjust the potentiometer to manually open 1-RH-HCV-1758 (RHR HXS FLOW).(2) RHR cold leg return flow indication will remain approximately stable.(1) Raise the setpoint on the controller to allow 1-RH-HCV-1758 (RHR HXS FLOW) toautomatically open.(2) RHR cold leg return flow indication will rise.

(1) Raise the setpoint on the controller to allow 1-RH-HCV-1758 (RHR HXS FLOW) toautomatically open.(2) RHR cold leg return flow indication will remain approximately stable.A.B.C.D.

7. Initial conditions:

- Both units are at 100% power Current unit one conditions:

- Annunciator 1C-A1 - RCP 1A CC RETURN LO FLOW is LIT - Annunciator 1C-B1 - RCP 1B CC RETURN LO FLOW is LIT - Annunciator 1C-C1 - RCP 1C CC RETURN LO FLOW is LIT - Annunciator 1C-H2 - CTMT CC OUT HDR 1B LO FLOW is LIT - Annunciator VSP-D7 - CC SURGE TK Hi-Lo LVL is LIT- Annunciator 1K-E7 - CC PPs DISCH HDR LO PRESS is LIT - Annunciator RM-N6 - CC/SW HX C ALERT/FAILURE is LIT

- The turbine building operator has aligned make-up to the CC surge tank - CC surge tank level is decreasing at 7%/minute with make-up aligned- The operating CC pump amps are oscillating erratically from 0 to 60 amps. - CC surge tank level is currently 2%

Based on the current conditions, which one of the following components would isolatethe leakage?

Close the CC inlet and outlet valves to the -RCP supply and return headers "C" component cooling water heat exchanger aligned RHR heat exchanger seal water heat exchangerA.B.C.D.

8. Unit 1 Initial Conditions:

- Time = 1500.

- 100% Power.

- Pressurizer (PZR) Pressure = 2235 psig.

- All PZR Pressure control components are in their normal 100% power alignments. Current Conditions:

- Time = 1502.

RC-PC-1444J (PZR Pressure Master Controller) output fails to a constant value of 70%.

- No operator actions have been taken.

Based upon the current conditions, what is the expected configuration of the PZRPressure control system?Proportional Heaters OFF, Both Spray Valves FULL OPEN, PZR PORV1-RC-PCV-1455C OPEN.

Proportional Heaters OFF, Both Spray Valves FULL OPEN, PZR PORV1-RC-PCV-1455C CLOSED.

Proportional Heaters 50% OUTPUT, Both Spray Valves CLOSED, PZR PORV1-RC-PCV-1455C CLOSED.

Proportional Heaters 100% OUTPUT, Both Spray Valves CLOSED, PZR PORV1-RC-PCV-1455C CLOSED.A.B.C.D.

9. Unit 1 initial conditions:

- Reactor power = 12%

- Main Turbine surveillance testing is in progress - CERPI:

Bank A = 228 Steps Bank B = 228 Steps Bank C = 228 Steps Bank D = 140 Steps Current plant conditions:

- Main Turbine trip occurs during testing

- Following the turbine trip CERPI indicates as follows: Bank A = 228 Steps Bank B = 228 Steps Bank C = 228 Steps Bank D = 140 Steps except control rod H-14 which = 0 StepsBased on the above conditions, which one of the following states: (1) what the ControlRod Group Step Counter for Group D should read and (2) the correct procedure thecrew is required to initiate to address the event?(1) 140 Steps (2) 1-E-0 REACTOR TRIP OR SAFETY INJECTION (1) 140 Steps (2) 0-AP-1.00 CONTROL ROD SYSTEM MALFUNCTION (1) 0 Steps (2) 1-E-0 REACTOR TRIP OR SAFETY INJECTION (1) 0 Steps (2) 0-AP-1.00 CONTROL ROD SYSTEM MALFUNCTIONA.B.C.D.

10. Unit 1 Initial Conditions:

- 100% Power.

- Reactor Coolant System (RCS) Pressure is 2235 psig and stable. - Steam Generator (S/G) 'A' Pressure is 790 psig and stable. - A seismic event causes a complete shear of one tube in S/G 'A' coincident with a loss of offsite power.

- Initial tube rupture flow rate from the RCS to S/G 'A' is 800 gpm.Current conditions:

- Operators correctly perform the step to isolate ruptured S/G(s) in 1-E-3, STEAM GENERATOR TUBE RUPTURE, and have properly adjusted the 'A' S/G PORV controller setpoint.

- S/G 'A' pressure is 20 psig lower than the 'A' S/G PORV controller setpoint. - S/G 'A' PORV is closed.

- RCS pressure is 1650 psig.

Based on the current conditions, which one of the following is: (1) the current tuberupture flow rate from the RCS to S/G 'A,' AND (2) if S/G 'A' PORV were to open atsetpoint, the required action in accordance with 1-E-3 is to __________ ? (1) 350 gpm (2) place 'A' S/G PORV controller in MANUAL and close the PORV.(1) 350 gpm (2) verify 'A' S/G PORV closed when 'A' S/G pressure is less than setpoint.(1) 530 gpm (2) place 'A' S/G PORV controller in MANUAL and close the PORV.(1) 530 gpm (2) verify 'A' S/G PORV closed when 'A' S/G pressure is less than setpoint.A.B.C.D.

11. Unit 1 Initial Conditions:

-A small break LOCA occured following a reactor trip due to a loss of mainfeedwater.

-Subsequently, the AFW system degraded and 1-FR-H.1, RESPONSE TO LOSSOF SECONDARY HEAT SINK, was entered.Unit 1 Current Conditions:

-RCS Bleed and Feed has been established

-Hot leg RCS temperatures are 475 oF and stable

-CETC temperatures are 475 oF and stable

-SG WR Levels are: A = 4%, B = 6%, C = 5%

-Containment pressure is 25 psia and lowering

-AFW flow capability has been restoredBased on the current conditions, which one of the following states the 1-FR-H.1requirements for establishing AFW? Feed SGs at a minimum total flow of 350 gpm.

Feed SGs at a minimum total flow of 450 gpm.

Feed only one SG at no more than 60 gpm.

Feed only one SG at no more than 100 gpm.A.B.C.D.

12. Unit 1 Initial Conditions:
  • Power = 100%.
  • Time = 0255. A large electrical fire at the site caused the loss of Vital Buses1-III, 1-IIIA, 1-IV and 1-IVA.Current conditions:

- Loop 'B' Tave = 551 °F

- Loop 'C' Tave = Failed Low

  • Time = 0304. Safety Injection is NOT actuated.Based upon the current conditions, which one of the following describes (1) whether anautomatic safety injection should have occurred by Time = 0304, AND (2) how manyRCPs have lost Component Cooling (CC) to the lube oil coolers?(1) An automatic Safety Injection should have actuated.(2) One RCP has lost CC to the lube oil coolers.

(1) An automatic Safety Injection should NOT have actuated.(2) More than one RCP has lost CC to the lube oil coolers.(1) An automatic Safety Injection should have actuated.(2) More than one RCP has lost CC to the lube oil coolers.(1) An automatic Safety Injection should NOT have actuated.(2) One RCP has lost CC to the lube oil coolers. A.B.C.D.

13. Initial Conditions:

- Unit One is at hot shutdown preparing for a reactor start-up.Current conditions:

- While performing the monthly battery test on the 1A station battery, a tool is droppedon the battery lead terminals and the short results in the battery leads separatingfrom the battery. Due to the fault current experienced, the battery chargers on bothUPS trip off-line, resulting in a loss of the "A" DC bus.Which one of the following describes (1) the impact of this failure on #1 EDG, and (2)the status of LCO 3.16, Emergency Power System?(1) #1 EDG starts and automatically assumes 1H bus.

(2) Actions of LCO 3.16 are required.

(1) #1 EDG starts and automatically assumes 1H bus.

(2) Actions of LCO 3.16 are NOT required.

(1) #1 EDG starts but cannot be loaded from the control room.(2) Actions of LCO 3.16 are NOT required.

(1) #1 EDG starts but cannot be loaded from the control room.(2) Actions of LCO 3.16 are required.A.B.C.D.

14. Which ONE of the following is correct regarding automatic alignments of the stationservice water (SW) system in response to a Hi-Hi CLS and the reason for that feature?If the Hi-Hi CLS occurred with a station blackout, SW to the CCHXs willautomatically isolate to conserve canal inventory. These valves can then bere-opened immediately to allow heat sink restoration to the CCHXs.If the Hi-HI CLS occurred with a loss of intake canal level, SW to two RSHXs willautomatically throttle close to 25% to conserve intake canal level. These valvescan then be re-opened immediately to allow for the additional heat removalcapability of the system.

If the Hi-Hi CLS occurred with a station blackout, SW to the CCHXs willautomatically isolate to conserve canal inventory. These valves can then bere-opened after 5 minutes to allow heat sink restoration to the CCHXs.If the Hi-HI CLS occurred with a loss of intake canal level, SW to two RSHXs willautomatically throttle close to 25% to conserve intake canal level. These valvescan then be re-opened after 5 minutes to allow for the additional heat removalcapability of the system.A.B.C.D.

15. Current conditions:
  • The station has been notified that the real-time contingency analysisprogram is unavailable.
  • Unit 1 and Unit 2 crews have entered 0-AP-10.18, Response to GridInstability.
  • While performing step #7 (Check system conditions), the system operatorreports the following voltage readings:
  • 230 KV bus = 236 KV
  • 500 KV bus = 494 KV(1)Which one of the following describes the concern with these readings inaccordance with 0-AP-10.18 and (2)The maximum (minimum) MVAR limit allowed to compensate for thiscondition and the basis for this limit?(1) The maximum voltage limit has been exceeded on the 230 KV bus.(2) 400 MVARS in to limit stator winding temperature.(1) The maximum voltage limit has been exceeded on the 230 KV bus.(2) 500 MVARS in to limit stator winding temperature.(1) The minimum voltage limit has been reached on the 500 KV bus.(2) 500 MVARS out to limit rotor winding temperature.(1) The minimum voltage limit has been reached on the 500 KV bus.(2) 400 MVARS out to limit rotor winding temperature.A.B.C.D.
16. Unit 1 Initial Conditions:
  • Operators have just transitioned to 1-ECA-1.2, "LOCA OUTSIDECONTAINMENT."Which ONE of the following parameters is used to determine if the break has beenisolated, in accordance with 1-ECA-1.2?RVLIS level RCS subcooling RCS pressure PRZR levelA.B.C.D.
17. Unit 1 current conditions:

- Unit trip occured due to a loss of main feedwater pumps.- 1-FR-H.1, Response to Loss of Secondary Heat Sink, has been initiated.- All Main Feedwater (MFW) and Auxiliary Feedwater (AFW) pumps are unavailable.

- Unit 2 AFW cross-tie valve will not open.

- Charging and letdown are in service.

- Pressurizer pressure is 2330 psig.

- Core Exit Thermocouple Temperature is 270°F.

- SG Wide range level indications are as follows:- SG 1A = 10% SG 1B = 9% SG 1C = 10%- The crew has reached step 5 of 1-FR-H.1 (Depressurize RCS to1950 psig).Based on the current conditions, which one of the following is consistent with themitigation strategy :Initiate RCS Feed and Bleed immediately due to inadequate steam generator inventory.

Initiate RCS Feed and Bleed immediately due to excessive RCS pressure.

Continue with RCS depressurization to 1950 psig using one pressurizer PORV.Continue with RCS depressurization to 1950 psig using auxiliary spray.A.B.C.D.

18. Unit 1 initial plant conditions:

- Reactor power = 100%

- Main Steam Line break occurs in unit one safeguards - Main Steam Trip Valves failed to close

- Transition to 1-ECA-2.1, UNCONTROLLED DEPRESSURIZATION OF ALL STEAM GENERATORS has occurred Current plant conditions:

- SG A, B and C NR Level = 6%

- RCS cooldown rate is 124°F/hr.

Based on the above conditions, which ONE of the following states: (1) The MinimumAFW flow requirements per steam generator and (2) The maximum cooldown rateallowed IAW 1-ECA-2.1?(1) 60 gpm (2) 100 oF/hr(1) 60 gpm (2) 50 oF/hr(1) 120 gpm (2) 100 oF/hr(1) 120 gpm (2) 50 oF/hrA.B.C.D.

19. Unit 1 Initial Conditions:
  • 70% Power.
  • 0-AP-1.01, "CONTROL ROD MISALIGNMENT," is being implemented.*A dropped Control Bank 'C' rod has just been re-aligned with its group, but thelift coil disconnect switches have NOT been returned to normal.Current Conditions:
  • While attempting to operate the INTERNAL ALARM RESET pushbutton, theoperator inadvertently operates the STARTUP RESET pushbutton.Based on the current conditions, which one of the following describes the effect ofoperating the incorrect reset? All of the Control Bank 'C' rods drop into the core. No other rods drop into the core.All rods, including all Control Bank and Shutdown Bank rods, drop into the core.All rods remain in their current position. There is no effect on the control rod groupstep counters.

All rods remain in their current position. The control rod group step countersindicates all rods are fully inserted.A.B.C.D.

20. With reactor power initially stable at 50%, the following alarms were received:- 1C-B8 - PRZR LO PRESS

- 1G-B5 - COMPUTER PRINTOUT ROD CONT SYS

- 1G-E2 - RPI SYS TROUBLE

- 1G-H1 - NIS DROPPED ROD FLUX DECREASE >5% PER 2 SEC- 1G-H2 - RPI ROD BOTTOM <20 STEPS Which ONE of following states 1) whether the problem is a dropped rod or CERPIissue, and 2) an alarm that supports this conclusion (and eliminates the other)?1) The problem is a CERPI indication issue

2) 1G-E2 - RPI SYS TROUBLE
1) The problem is a CERPI indication issue
2) 1G-H2 - RPI ROD BOTTOM <20 STEPS
1) The problem is an actual dropped rod
2) 1G-H1 - NIS DROPPED ROD FLUX DECREASE >5% PER 2 SEC1) The problem is an actual dropped rod
2) 1G-H2 - RPI ROD BOTTOM <20 STEPSA.B.C.D.
21. A large break LOCA has occured Plant conditions 10 minutes into the event:

- Containment pressure is 32 psia

- Pressurizer pressure - 3 psig

- Pressurizer level - 0%

- RVLIS full range - 46%

- Containment High Range radiation - 3.45x10 6Current plant conditions:

- Containment pressure is 16 psia

- Pressurizer pressure - 2 psig

- Pressurizer level - 0%

- RVLIS full range - 52%

- Containment High Range radiation - 9.45x10 4Which ONE of the following states the instrument to be used to monitor core reactivityand the basis for this decision?Source range NIs, because containment conditions are no longer adverse.Source range NIs, because RVLIS level has increased such that voiding is nolonger occuring and SRNIs will indicate properly.

Gamma-Metrics because adverse containment conditions have been exceededduring the event.

Gamma-Metrics because RVLIS level was low enough during the event to indicatevessel voiding and cause the SRNIs to indicate erratically.A.B.C.D.

22. Unit 1 Initial Conditions:
  • 100% Power.
  • The operations crew notes degrading condenser vacuum and enters1-AP-14.00, "LOSS OF MAIN CONDENSER VACUUM."*The crew is performing steps in Attachment 3, Low Air Ejector Flow Rate.Current Conditions:
  • The Turbine Building operator checks both condenser air ejector loop seal drainlines to condenser, and reports that one loop seal drain line is very hot to thetouch, and the other is normal. Based on the current conditions, which one of the following are the required actions, inaccordance with 1-AP-14.00?Isolate ONLY the hot loop seal drain line, verify the condenser hoggers are inservice, and secure ONLY the set of air ejectors associated with the hot loop sealdrain line.

Isolate ONLY the hot loop seal drain line, if Air Ejector flows are NOT normal leavethe drain valve closed for approximately 5 minutes, then reopen the hot loop sealdrain isolation valve.

Isolate BOTH loop seal drain lines, verify the condenser hoggers are in service, andsecure ONLY the set of air ejectors associated with the hot loop seal drain line.Isolate BOTH loop seal drain lines, if Air Ejector flows are NOT normal leave bothdrain valves closed for approximately 5 minutes, then reopen both loop seal drainisolation valves.A.B.C.D.

23. Current conditions on Unit 1:
  • 1000 - A Large Break Loss of Coolant Accident has occurred.*1030 - 1B train of Recirc Spray is the only available train and startedautomatically.
  • 1038 - Increasing trend is identified on 1-SW-RM-115 (RS/SW HX B RM)
  • 1042 - Alarm 1-RM-A8, RS/SW HX B ALERT / FAILURE is received.
  • 1048 - Alarm 1-RM-B8, 1-SW-RI-115 HIGH, alarm is received.*1050 - An increasing trend has been identified on 1-SW-RI-120 (DISCHTUNNEL)*1052 1-SW-RI-115 indicates all EEEEEs and the following lights are lit onthe radiation monitor:
  • Warning*High*RangeBased on the current conditions, which one of the following describes the response ofthe radiation monitors and an acceptable action in accordance with alarm responseprocedures?1-SW-RM-115 has failed high. Request HP sampling per the Offsite DoseCalculation Manual.

Current radiation levels are above the range of 1-SW-RM-115. Request HPsampling per the Offsite Dose Calculation Manual.

1-SW-RM-115 has failed high. Secure 1B Recirc Spray train.Current radiation levels are above the range of 1-SW-RM-115. Secure 1B RecircSpray train.A.B.C.D.

24. Unit 1 initial conditions:

Fire is reported in the "B" 4160v station service bus The SRO directs the bus to be de-energized Based on the above conditions, which one of the following states (1) the load lost whende-energizing the "B" 4160v station service bus and (2) the type of fire suppressionsystem in the 4160V Station Service Switchgear room?(1) 1-BC-P-1A "A" BC Pump (2) Low Pressure CO2 (1) 1-SD-P-1B "B" HP HTR Drain Pump (2) Low Pressure CO2 (1) 1-BC-P-1A "A" BC Pump (2) High Pressure CO2 (1) 1-SD-P-1B "B" HP HTR Drain Pump (2) High Pressure CO2A.B.C.D.

25. Unit 1 Initial Conditions:
  • A large electrical fire occurred in the Main Control Room.*Operators implemented 0-FCA-1.00, "LIMITING MCR FIRE."*Both units' Reactor and Turbine are tripped.
  • During the confusion, the Unit 1 operator inadvertently placed ALL Unit 1Charging Pumps in PTL.Current Conditions:
  • You were dispatched to the #1 EDG with 0-FCA-12.00, "EMERGENCY DIESELGENERATOR OPERATION."
  • Upon arrival at #1 EDG, you report that the #1 EDG is NOT running.
  • The Senior Reactor Operator (SRO) informs you that the station has NOT lostnormal offsite power.Based on the current conditions, which one of the following is (1) the required action forloss of RCP seal injection, in accordance with 0-FCA-1.00, AND (2) the requiredaction(s) for operation of the #1 EDG, in accordance with 0-FCA-12.00? (1) Wait at least 30 minutes and then isolate RCP seals. (2) Verify switch lineup at #1 EDG for normal automatic operation, but do NOT transfer #1 EDG control to the local panel. (1) Wait at least 30 minutes and then isolate RCP seals.(2) Transfer #1 EDG control to the local panel. (1) RCP seals must be isolated and remain isolated until the RCS is cooled down toless than 200 °F.(2) Transfer #1 EDG control to the local panel.

(1) RCP seals must be isolated and remain isolated until the RCS is cooled down toless than 200 °F. (2) Verify switch lineup at #1 EDG for normal automatic operation, but do NOT transfer #1 EDG control to the local panel.A.B.C.D.

26. Which one of the following correctly states the SI reduction criteria for 1-FR-P.1, RESPONSETO IMMINENT PRESSURIZED THERMAL SHOCK CONDITION (1) for subcooling margin and(2) the RCS inventory with all RCPs running?(1) > 30 F [85 F]

(2) > 82% Dynamic Range RVLIS (1) > 30 F [85 F]

(2) > 22% [50%] PZRZ level (1) > 80 F [135 F]

(2) > 82% Dynamic Range RVLIS (1) > 80 F [135 F]

(2) > 22% [50%] PZRZ levelA.B.C.D.

27. Current conditions:

- Unit 1 experienced a reactor trip and a loss of offsite power.- 1-ES-0.4, Natural Circulation Cooldown with Steam Void in Rx Vessel (W/O RVLIS), is in progress.

During RCS depressurization with Pressurizer level above 90% per 1-ES-0.4, whichONE of the following states 1) the action required in response to this pressurizer leveland 2) the basis for this action?1) Energize pressurizer heaters

2) To prevent water relief out of the safety valves
1) Commence RCS Drain
2) To prevent water relief out of the safety valves
1) Energize pressurizer heaters
2) To promote reactor head cooling and collapse any void that may exist1) Commence RCS Drain
2) To promote reactor head cooling and collapse any void that may existA.B.C.D.
28. Unit 1 Initial Conditions:
  • 100% Power.Current Conditions:
  • No. 1 Seal Leakoff on 1-RC-P-1B, the 'B' Reactor Coolant Pump (RCP),unexpectedly rises to a value of 6.5 gpm and stabilizes.*Operators enter 1-AP-9.00, "RCP ABNORMAL CONDITIONS."*All temperatures, and all other monitored parameters for 1-RC-P-1B are withinnormal operating limits and are stable.Based on the current conditions, which one of the following:(1)is the required action, in accordance with 1-AP-9.00, AND(2)describes the No. 2 seal design for 1-RC-P-1B during normal operation?(1) Manually trip the Reactor, and secure the 'B' RCP within 5 minutes.(2) The No. 2 seal is a film-riding seal consisting of a runner which rotates with the shaft and a non-rotating seal ring attached to the lower seal housing.(1) Manually trip the Reactor, and secure the 'B' RCP within 5 minutes.(2) The No. 2 seal is a rubbing-face seal comprised of a chrome carbide seal ring and a chrome-carbide runner that is fixed on the pump shaft.(1) Shut down the plant, and secure the 'B' RCP within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.(2) The No. 2 seal is a rubbing-face seal comprised of a chrome carbide seal ring and a chrome-carbide runner that is fixed on the pump shaft.(1) Shut down the plant, and secure the 'B' RCP within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.(2) The No. 2 seal is a film-riding seal consisting of a runner which rotates with the shaft and a non-rotating seal ring attached to the lower seal housing.A.B.C.D.
29. Current conditions:
  • RCP 'A' is in operation and preparations are underway to shutdown the pump.
  • RHR system is in operation.
  • RCS pressure has been reduced to 300 psig.
  • RCS temperature is 210°F.Based on the current conditions, which one of the following completes the statementsbelow?

A tube leak exists on the (1) . Shutdown Margin as defined byTechnical Specifications is (2) . (1) (2)Seal water return heat exchanger. met.

Seal water return heat exchanger. NOT met.

In-service RHR heat exchanger. met.

In-service RHR heat exchanger. NOT met.A.B.C.D.

30. Initial conditions:

- Unit 1 at 100% and stable with all systems in normal configurationCurrent Conditions:

- 1D-E5 - (CHG PP TO REGEN HX Hi-Lo FLOW) is LIT

- VCT level is 49% and increasing

- Pressurizer level is 52% and decreasing

- Letdown flow is oscillating

- Letdown pressure is oscillating Which ONE of the following identifies the failure that has resulted in the aboveindications?1-CH-FT-1122 (CHG FLOW) transmitter has failed high 1-CH-PCV-1145 has failed closed 1-CH-LCV-1460A (Letdown Isol Vlv) has failed closed 1-CH-FCV-1122 (Chg Flow Cntrl Vlv) instrument air has been lostA.B.C.D.

31. Unit 1 Initial Conditions:
  • The plant is solid.
  • RCS temperature is being controlled with the 'A' RHR pump running on the "A"RHR heat exchanger. The 'B' RHR pump is not running.*RCS pressure is being controlled with the 1-CH-PCV-1145 (Letdown PressureControl Valve) controller in AUTO and the 1-CH-FCV-1122 (Charging flowcontrol valve) controller in MANUAL.Current conditions:
  • The 'A' RHR pump just tripped.Based on the current conditions, which one of the following (1) describes the responseof RCS pressure if NO operator actions are taken, AND (2) the action the operator isrequired to take to restore RCS pressure to its value before the 'A' RHR pump tripped?(1) RCS pressure will increase (2) Lower the setpoint on 1-CH-PCV-1145 controller to lower RCS pressure(1) RCS pressure will decrease (2) Raise the setpoint on 1-CH-PCV-1145 controller to raise RCS pressure (1) RCS pressure will decrease (2) Lower the setpoint on 1-CH-PCV-1145 controller to raise RCS pressure(1) RCS pressure will increase (2) Raise the setpoint on 1-CH-PCV-1145 controller to lower RCS pressureA.B.C.D.
32. Which one of the following correctly states a condition that would result in automaticisolation (closure) of all the main feedwater regulating valves AND all the mainfeedwater bypass flow control valves?

Evaluate each condition listed below as a separate and individual event with the unitinitally at 100% power with all systems in normal configuration.Narrow range level in one steam generator 80% on 2/3 channels.Reactor trip breakers open and median Tave 547° F.

Pressurizer pressure is 1760 psig.

Non-recoverable loss of vital bus 1-II.A.B.C.D.

33. The following Unit 1 conditions exist:Pressurizer PORV leakage exists PRT pressure is 12 psig PRT gas samples indicate Xe-133 activity at 8x10-2 micro-curies/mlOperators have been directed to vent the PRTWhich one of the following describes where the PRT is required to be vented inaccordance with 1-OP-RC-011, Pressurizer Relief Tank Operations?Vent Vent System Overhead Gas System Through the Sample System to the Process Vent SystemProcess Vent System directly (I.E., not through the Sample System)A.B.C.D.
34. Unit 1 Initial Conditions:
  • Power = 100%.Current Conditions:
  • Reactor Coolant System (RCS) Pressure is 900 psig and slowly lowering.
  • Pressurizer level is offscale low.
  • Containment pressure reached a maximum at 19 psia and is now 18 psia andslowly lowering.
  • Steam Generator pressures and levels are equal and stable.Based on the current conditions, which one of the following is the Component Cooling(CC) valve lineup? (consider that ONLY automatic actuations occurred, no manualre-positioning of valves) 1-CC-TV-105A, B, C Reactor Coolant Pump (RCP) Cooler Return Valves1-CC-TV-110A, B, C Containment Air Recirc CC Return Valves 1-CC-TV-105A, B, C 1-CC-TV-110A, B, C CLOSED CLOSED OPEN CLOSED CLOSED OPEN OPEN OPENA.B.C.D.
35. Unit 1 Initial Conditions:
  • Power = 100%.
  • Component Cooling (CC) Pump 1-CC-P-1B is RUNNING.
  • An electrical fault caused a loss of normal offsite power to the '1H' EmergencyBus.*Operators took action in accordance with 1-AP-10.07, "LOSS OF UNIT 1POWER," and have re-energized the 'stub bus' from the #1 EDG.
  • Operators have completed 1-AP-10.07 and are at the 'when/then' step to initiate0-AP-10.08, STATION POWER RESTORATION, once the cause of power lossis corrected.Current Conditions:
  • Time = 0800. A Large Break LOCA occurs.
  • Time = 0802. Containment pressure peaks at 28 psia.*Time = 0810. 1-CC-P-1B trips.Which one of the following completes the below statements?(1) The standby CC pump low discharge header pressure auto start setpoint is_____________________ .

(2) Based on the current conditions, when CC discharge pressure reaches the lowdischarge header pressure auto start setpoint, CC Pump 1-CC-P-1A will_____________________ .(1) 55 psig (2) automatically start on low discharge header pressure(1) 55 psig (2) NOT automatically start on low discharge header pressure(1) 75 psig (2) automatically start on low discharge header pressure(1) 75 psig (2) NOT automatically start on low discharge header pressureA.B.C.D.

36. Unit 1 Initial Conditions:
  • 100% Power.
  • Pressurizer Relief Tank (PRT) pressure is 2.2 psig.
  • A transient causes a Pressurizer (PZR) PORV to open.*The PZR PORV will not reseat, and operators are unable to close theassociated PORV block valve.
  • Maximum PZR pressure was 2340 psig and has continually DECREASED fromthat value.Current conditions:
  • Containment pressure is 10.6 psia.
  • PZR Pressure is 1550 psig and DECREASING at 5 psig/min.*PRT Pressure is 90 psig and INCREASING at 10 psig/min.Based on the current conditions, and assuming a completely ideal thermodynamicprocess, which one of the following is (1) the expected temperature trend observed on PZR PORV downstream temperatureinstrument (1-RC-TE-1463) from the maximum observed PZR pressure to the currentconditions AND (2) the expected temperature value read on 1-RC-TE-1463 two minutes after thecurrent conditions, considering no operator actions and no significant change in thePressurizer PORV leakrate for the two minute interval? Expected PORV discharge Expected PORV discharge temp trend (1-RC-TE-1463) temp trend (1-RC-TE-1463) two minutes later ______________________ _________________________ INCREASING GREATER THAN current temperature on 1-RC-TE-1463 INCREASING LESS THAN current temperature on 1-RC-TE-1463 DECREASING GREATER THAN current temperature on 1-RC-TE-1463 DECREASING LESS THAN current temperature on 1-RC-TE-1463A.B.C.D.
37. Unit 1 Initial Conditions:
  • The 'A' DC bus loses power/de-energizes.Based on the current conditions, which one of the following is the automatic responseof the Reactor Protection System?

'A' Reactor Trip Breaker 'B' Reactor Trip Bypass Breaker OPEN CLOSED CLOSED OPEN CLOSED CLOSED OPEN OPENA.B.C.D.

38. Unit 1 Initial Conditions:
  • Time = 0300.
  • Power = 100%
  • No equipment out of service.
  • Pressurizer (PZR) Pressure channel 1-RC-PT-1455 (PRZR PRESS PROTECTCH1) unexpectedly fails high.Current conditions:
  • Time = 0850 (same day). All required bistables for 1-RC-PT-1455 have beenplaced in the TRIP condition.Based on the current conditions, which one of the following identifies the ReactorProtection System (RPS) and Engineered Safety Function (ESF) actuation logiccoincidence required, from the remaining in-service PZR Pressure protection channels,to initiate an automatic low PZR Pressure Reactor Trip and automatic Low PZRPressure Safety Injection at time 0851?

Low PZR Pressure Low PZR Pressure Rx Trip Actuation Safety Injection Actuation Logic Coincidence Logic Coincidence 1/3 1/3 1/2 1/2 2/3 2/3 1/3 1/2A.B.C.D.

39. On Unit 1, 1-MS-PT-1474 (SG 'A' PRESS PROTECT CH 2) is out of service andTechnical Specifications actions have been taken for that channel to place it in trip.Which one of the following is now the minimum logic necessary for a valid, reliableSafety Injection (SI) signal to occur?High steam flow on 1 of 2 channels on one of the three steam lines in coincidencewith low pressure on either 'B' or 'C' steam line.High steam flow on 1 of 2 channels on two of the three steam lines in coincidencewith low pressure on either 'B' or 'C' steam line.High steam flow on 2 of 2 channels on one of the three steam lines in coincidencewith low pressure on both 'B' and 'C' steam lines.High steam flow on 2 of 2 channels on two of the three steam lines in coincidencewith low pressure on both 'B' and 'C' steam lines.A.B.C.D.
40. Current conditions:
  • Unit 1 is operating at 100% power in mid August
  • 1-CD-REF-1A ('A' Chilled Water Refrigeration Unit) is operating.
  • B6 - CTMT PART PRESS -0.1 CH 2
  • Bulk Containment temperature on the Plant Computer shows a slowlyrising trend.
  • Three control rod drive mechanism (CRDM) fans are running.*Three Containment Air Recirculation Fans (CARF) are running.Based on the above conditions, which ONE of the following actions will clear thecontainment partial pressure alarms?Place the in-service Containment Vacuum Pump control switch to OFF.Increase Component Cooling (CC) water flow in Header 'A'.Increase cooling through the operating Chilled CC heat exchanger.Start an additional CRDM cooling fan.A.B.C.D.
41. Unit 1 conditions:

- Time = 0930: Large Break LOCA

- Time = 1002: Loss of Offsite Power Based on the above conditions, as the Emergency Buses energize, which one of thefollowing states (1) which recirc spray pumps start first and (2) the reason for thisaction?(1) Inside Recirc Pumps (2) Their spray header is full of water which results in spraying the containment sooner (1) Inside Recirc Pumps (2) Their starting current is larger so starting them earlier in the sequence will minimize the chance of overloading the DGs (1) Outside Recirc Pumps (2) Their spray header is full of water which results in spraying the containment sooner (1) Outside Recirc Pumps (2) Their starting current is larger so starting them earlier in the sequence will minimize the chance of overloading the DGs A.B.C.D.

42. Unit 1 Initial Conditions (1000 hrs):

-Reactor power is at 2%

-RCS temperature is 550°F

-Main steam lines are being heated using the Main Steam Trip Valve bypassvalvesCurrent Conditions (1015 hours0.0117 days <br />0.282 hours <br />0.00168 weeks <br />3.862075e-4 months <br />):

-RCS temperature is stable at 524°FBased on the current conditions, which one of the following states (1) if the technicalspecification minimum temperature for criticality has been violated, and (2) if TechnicalSpecification cooldown rate limits have been exceeded?(1) Minimum temperature for criticality has been violated.(2) Cooldown rate limits exceeded.

(1) Minimum temperature for criticality has NOT been violated.(2) Cooldown rate limits NOT exceeded.

(1) Minimum temperature for criticality has NOT been violated.(2) Cooldown rate limits exceeded.

(1) Minimum temperature for criticality has been violated.(2) Cooldown rate limits NOT exceeded.A.B.C.D.

43. Unit 1 Initial Conditions:
  • Power = 15% and stable for a chemistry hold.
  • 1-MS-PT-1446 (TURB 1st STAGE PRESS CH 3) is the selected channel.
  • All Feed Regulating Valves (FRV) are controlling steam generator (S/G) levels inAUTO.Current conditions:
  • Time = 1440. 1-MS-PT-1446 fails high over a two minute period.
  • Time = 1442. The operator realizes that 1-MS-PT-1446 has failed and begins totake the appropriate actions.Based on the current conditions, which one of the following (1) is the response of thesteam generator level control system to the 1-MS-PT-1446 failure IF no operatoractions are taken, AND (2) the required operator actions to restore the steam generatorlevel control system, in accordance with 0-AP-53.00, "LOSS OF VITALINSTRUMENTATION/CONTROLS?"(1) S/G levels will stabilize at 44%.

(2) VERIFY 1-MS-PT-1447 (TURB 1st STAGE PRESS CH 4) indications areNORMAL and then select 1-MS-PT-1447. Once S/G levels are stable thenplace all FRVs to MANUAL and then back to AUTO to remove windup from thecontrollers. (1) S/G levels will stabilize at 44%.

(2) Place all FRVs to MANUAL, select 1-MS-PT-1447(TURB 1st STAGE PRESSCH 4), reduce SG levels to program, and then place the FRVs back to AUTO. (1) S/G levels will increase until the High S/G level trip setpoint is reached.(2) Place all FRVs to MANUAL, then Select 1-MS-PT-1447(TURB 1st STAGEPRESS CH 4), then place the FRVs back to AUTO. (1) S/G levels will increase until the High S/G level trip setpoint is reached.(2) VERIFY 1-MS-PT-1447 (TURB 1st STAGE PRESS CH 4) indications areNORMAL, then Select 1-MS-PT-1447. Once S/G levels are stable, place all FRVsto MANUAL and then back to AUTO to remove windup from the controllers. A.B.C.D.

44. Unit 1 Initial Conditions:
  • Power = 96%.
  • The unit has operated at full power for 356 days of continuous operation, andhas been in a "power coastdown" for the past four days.*RCS Boron concentration is 20 ppm. Current conditions:
  • Time = 0004. The operations team has just commenced a power reduction inaccordance with 1-GOP-2.1, "UNIT SHUTDOWN, POWER DECREASE FROMALLOWABLE POWER TO LESS THAN 30% REACTOR POWER," in order tobegin a refueling outage.
  • An operator inadvertently opens 1-FW-FCV-150A, 1A Main Feed Pump RecircValve.Based on the current conditions, which one of the following completes the belowstatement, in accordance with 1-GOP-2.1?

When the Main Feed Pump Recirc Valve opens, Feedwater temperature will ______(1)______ which will add ______(2)______ to the core as compared to theexact same situation at beginning of life (BOL).(1) decrease (2) a larger amount of positive reactivity (1) decrease (2) a smaller amount of positive reactivity (1) increase (2) a larger amount of negative reactivity (1) increase (2) a smaller amount of negative reactivityA.B.C.D.

45. With the unit initially at 100% power, the control room team closes the AFW MOVs tothe "A" steam generator for a special test. No other switches are manipulated for thistest.

Subsequently, an inadvertant safety injection occurs.Which ONE of the following correctly states the expected response of the AFW system35 seconds after the safety injection?All AFW water pumps are running with AFW aligned to all steam generators.Only the steam driven AFW pump in service to only "B" and "C" steam generators.All AFW pumps are running with AFW aligned to only "B" and "C" steamgenerators.

Only the steam driven AFW pump in service with AFW aligned to all steamgenerators.A.B.C.D.

46. Current conditions on Unit 1:
  • 100% power
  • Locally, in Unit One Safeguards, the 'J' AFW header temperatureindicates 168°F and increasing.Which ONE of the following describes:

(1) the actions that should be taken in accordance with 1-AP-21.01, Response toAFW Check Valve Backleakage AND (2) the reason the action is taken?(1) Close MOV-FW-151A, -151C, and -151E.

(2) To prevent S/G blowdown in the event of a piping rupture upstream ofthe valve.(1) Close MOV-FW-151B, -151D, and -151F.

(2) To prevent S/G blowdown in the event of a piping rupture upstream ofthe valve.(1) Close MOV-FW-151A, -151C, and -151E (2) To prevent vapor binding of the AFW headers and pump casings.(1) Close MOV-FW-151B, -151D, and -151F (2) To prevent vapor binding of the AFW headers and pump casings.A.B.C.D.

47. Unit 1 conditions:

- Rx Trip with loss of offsite power occurred

- EDG 1 is powering Bus 1H

- EDG 3 is powering Bus 1J CH-P-1A is in pull-to-lock CH-P-1B is secured in auto CH-P-1C is in service AP-10.07, Loss of Unit 1 Power, Attachment 4, Emergency Bus Load Alignment, is in progress Based on the above conditions, which one of the following states (1) the actionrequired to be taken with charging pump 1-CH-P-1B in accordance with 1-AP-10.07,Attachment 4, and (2) the consequence if this action is not taken?(1) Start 1-CH-P-1B (2) Subsequent HI HI CLS actuation could overload EDG 3(1) Start 1-CH-P-1B (2) Subsequent HI HI CLS actuation could overload EDG 1(1) Place 1-CH-P-1B in PTL (2) Subsequent HI HI CLS actuation could overload EDG 3(1) Place 1-CH-P-1B in PTL (2) Subsequent HI HI CLS actuation could overload EDG 1A.B.C.D.

48. Initial conditions:

0130 - Unit 1 a non-recoverable loss of the semi-vital bus occurs.

Current plant conditions:

0230 - Unit 1 tripped during the down power required due to the de-energizedsemi-vital busBased on current plant conditions, which one of the following actions are required tomaintain Tave at 547 oF?Dump steam using the steam dumps.

Dump steam using local operation of the SG PORVs.

Dump steam using auto controller operation of the SG PORVs.Dump steam using manual controller operation of the SG PORVs.A.B.C.D.

49. Unit 1 Initial Conditions:
  • Power = 100%.Current conditions:
  • Reactor trips with no operator action.
  • Turbine trips.
  • Generator output breakers open, but the generator exciter field breaker doesNOT open automatically when the turbine initially trips.*In the absence of operator action, the exciter field eventually automaticallysecures on Volts/Hertz protection.
    1. 1 EDG automatically starts but the #1 EDG output breaker does NOT operateeither automatically or remotely from the control panels.Based upon the current conditions, which one of the following describes (1) what eventcaused the above indications, AND (2) the impact on breaker overcurrent protection? (1) Loss of 'A' DC Bus.

(2) 'A' DC Bus 480V breakers AND 'A' DC Bus 4160V breakers will trip on overcurrent.

(1) Loss of 'A' DC Bus.

(2) 'A' DC Bus 480V breakers will trip on overcurrent. 'A' DC Bus 4160V breakers will NOT trip on overcurrent.

(1) Loss of 'B' DC Bus.

(2) 'B' DC Bus 480V breakers AND 'B' DC Bus 4160V breakers will trip on overcurrent.

(1) Loss of 'B' DC Bus.

(2) 'B' DC Bus 480V breakers will trip on overcurrent. 'B' DC Bus 4160V breakers will NOT trip on overcurrent.A.B.C.D.

50. Unit 1 Initial Conditions:
  • Refueling outage is in progress.
  • Reactor is completely de-fueled.
  • Electrical systems from the 480V Emergency Buses to the Vital Buses are in anormal at-power line-up. Current conditions:
  • Time = 0215. Battery '1B' is disconnected from DC Bus '1B' for maintenance.
  • Time = 0220. An electrical fault causes all sections of UPS '1B1' to de-energize.Based on the current conditions, with no operator actions taken, which one of thefollowing is the status of Vital Buses as of Time = 0221 ? Vital Buses Vital Buses 1-II and 1-IIA 1-IV and 1-IVA De-energized De-energizedEnergized De-energizedEnergized Energized De-energized Energized A.B.C.D.
51. Current conditions:
  • Unit 1 has experienced a loss of offsite power.
    1. 1 EDG has started but failed to load

.*A field operator reports the exciter field circuit breaker on #1 EDG istripped.Based on the current conditions, which one of the following describes:(1)the impact this will have on the ability to transfer fuel oil to the #1 EDG and(2)the minimum volume necessary to meet the Technical Specification Day Tankrequirements?The fuel oil system will no longer be able to transfer fuel to the (1) . TheDay Tank volume must be greater than or equal to (2) .(1) Base Tank, but will continue to transfer fuel to the Wall Tank.(2) 290 gallons.

(1) Base Tank, but will continue to transfer fuel to the Wall Tank.(2) 375 gallons.

(1) Base Tank and it will be unable to transfer fuel to the Wall Tank.(2) 375 gallons.

(1) Base Tank and it will be unable to transfer fuel to the Wall Tank.(2) 290 gallons.A.B.C.D.

52. Unit 1 plant conditions:Refueling is in progress The containment gas radiation monitor (1-RI-RM-160) loses powerBased on the above conditions, which one of the following states the actions requiredby Technical Specifications / Technical Requirements Manual?Fuel movement must be suspended until the automatic actions of the radiationmonitor are verified, then fuel movement may resume.Fuel movement may continue provided that the containment particulate andmanipulator crane radiation monitors (1-RI-RM-159/162) are operable.Fuel movement is allowed to continue for up to one hour while repair attempts aremade on the detector

.Fuel movement must be suspended immediately and no operations which increasethe reactivity of the core shall be made. A.B.C.D.

53. Current conditions:
  • Unit 1 has experienced a large break LOCA.
  • Containment pressure peaked at 24.5 psia.Based on the above current conditions, which one of the following components willhave their supporting Service Water equipment repositioned from the equipment'soriginal position before the LOCA?Recirculation Spray heat exchangers.

Component Cooling Water heat exchangers.

Bearing Cooling Water heat exchangers.

Charging Pump oil coolers.A.B.C.D.

54. Unit 1 initial plant conditions:

- Reactor is at Hot Shutdown conditions

- The Containment Instrument Air Compressors are non-functional.Based on the above conditions, which one of the following states (1)operator actionthat will be required to allow air to be aligned to containment (2) if the operatorstationed at the containment isolation valve(s) is required to assume adminstrativecontrol per TS 3.8 Containment?(1) Open 1-CP-FIC-101 (2) No (1) Open 1-CP-FIC-101 (2) Yes (1) Open 1-IA-446 and 1-IA-447 (2) No (1) Open 1-IA-446 and 1-IA-447 (2) YesA.B.C.D.

55. Unit one is at hot shutdown in preparation for a refueling shutdown.A team is heading to containment to perform the hot shutdown walkdown.After opening the outer door the team leader identifies air flow noise coming from theinner door. The team leader verified that the inner door was closed fully. The entrywas cancelled and the outer door was closed.

Which ONE of the following states the required actions in response to this event inaccordance with Technical Specification section 3.8 (Containment)?The personnel hatch outer door may be opened for a period not to exceed 15minutes for repair and retest of the inner door seal.The personnel hatch outer door must remain closed. Any repair attempts must bemade using the equipment hatch escape hatch.

The personnel hatch outer door may be opened and a 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> clock initiated due toloss of containment integrity.

The unit is in a condition that containment integrity is no longer required. Repairsmay commence immediately.A.B.C.D.

56. Unit 1 Current Conditions:
  • Reactor Vessel Disassembly is in progress, and the Refueling team is ready to'flood up' the Reactor Cavity.
  • Testing of Safety Injection check valves is NOT required.Based on the current conditions, which one of the following completes the belowstatements in accordance with 1-OP-FH-001, "CONTROLLING PROCEDURE FORREFUELING?"

(1) The preferred method for cavity fill is from the Refueling Water Storage Tank(RWST) through the Reactor Coolant System ____________________ .(2) When the cavity is filled to between 26 and 27 feet, the final minimum requiredRWST level is ____________________ .(1) cold legs (2) 22%

(1) cold legs (2) 12%

(1) hot legs (2) 22%

(1) hot legs (2) 12%A.B.C.D.

57. Initial conditions:
  • Unit 1 is at 100% power.
  • The PRZR LVL - CH SEL Switch is in the "CH 3 & 2" position.*Pressurizer backup heater bank 'B' and bank 'C' proportional heaters areenergized.Current conditions:
  • Pressurizer level transmitter 1-RC-LT-1461 (PRZR LEVEL PROTECT CH 3) failshigh.Based on current conditions, which one of the following statements describes the effecton pressurizer level control and on the pressurizer heaters?The pressurizer level control system -will continue to maintain pressurizer level at program level and the remainingbackup heater banks will energize.

is required in accordance with 0-AP-53.00, Loss of Vital Instrumentation/Controls,to be placed in manual to adjust pressurizer level back to the program level settingand the remaining backup heater banks will energize.will continue to maintain pressurizer level at program level, however pressurizerbackup heater bank 'B' will de-energize.

is required in accordance with 0-AP-53.00, Loss of Vital Instrumentation/Controls,to be placed in manual to adjust pressurizer level back to the program level setting,however pressurizer backup heater bank 'B' will de-energize.A.B.C.D.

58. Unit 2 Initial Conditions (0800 hours0.00926 days <br />0.222 hours <br />0.00132 weeks <br />3.044e-4 months <br />):

- Startup and power escalation are in progress.

- Reactor power is 25%.

- All control rods bank demand positions have remained aligned within 6 steps of theirCERPI indication.Unit 2 Current Conditions (0830 hours0.00961 days <br />0.231 hours <br />0.00137 weeks <br />3.15815e-4 months <br />):

- Reactor power is 35% when the CERPI indication for control rod F8 drifts 14 stepslower than its bank demand positionBased on current conditions, which one of the following describes (1) whether theconditions of Tech Spec LCO 3.12.E, ROD POSITION INDICATION SYSTEM ANDBANK DEMAND POSITION INDICATION SYSTEM, are currently met, and (2) requiredactions, if any, in accordance with 0-AP-1.01, CONTROL ROD MISALIGNMENT?(1) CERPI F8 is currently operable.

(2) Shutdown margin requirements ARE required to be verified within one hour.(1) CERPI F8 is currently operable.

(2) Shutdown margin requirements ARE NOT required to be verified within one hour.

(1) CERPI F8 is currently inoperable.

(2) Shutdown margin requirements ARE required to be verified within one hour.(1) CERPI F8 is currently inoperable.

(2) Shutdown margin requirements ARE NOT required to be verified within one hour.A.B.C.D.

59. Which one of the following completes the below statements?(1) The normal power supply to NFI-NM-190A/B, the remote (local) Unit 1 ExcoreNeutron Flux Monitor (Excore Fission Chamber), is ____________________ .(2) In the event of a loss of power on Unit 1, the power supply for NFI-NM-190A/B maybe aligned to Unit 2 using a transfer switch located in ________________________ .(1) Vital Bus 1-I (2) the Unit 1 Cable Tray Room (1) Vital Bus 1-I (2) the Unit 2 Emergency Switchgear Room (ESGR)

(1) Vital Bus 1-II (2) the Unit 1 Cable Tray Room (1) Vital Bus 1-II (2) the Unit 2 Emergency Switchgear Room (ESGR)A.B.C.D.

60. Unit 1 is shutdown for refueling with conditions as follows: - Core off load to the fuel building is in progress FH-1 (transfer canal gate valve) is open

- Containment Purge is in service

- One containment air recirc fan is in service

- All other containment ventilation fans are secured - The equipment hatch is closed

- Operators are maintaining one door of the personnel hatch closed. - Outside air is aligned to containment and the containment instrument aircompressors are secured.The containment purge supply MOVs inadvertantly CLOSE while the containmentpurge exhaust MOVs remain OPEN. No other changes to the purge alignment haveoccured.

Which ONE of the following states 1) the expected response to containmentparameters to this event, and 2) the impact of this event on Spent Fuel Pit Level?1) Unit 1 containment pressure increases.

2) Spent Fuel Pit Level increases
1) Unit 1 containment pressure decreases.
2) Spent Fuel Pit Level decreases
1) Unit 1 containment pressure decreases.
2) Spent Fuel Pit Level increases
1) Unit 1 containment pressure increases.
2) Spent Fuel Pit Level decreasesA.B.C.D.
61. Initial conditions:
  • Unit 1 is in REFUELING
  • Fuel off-loading is in progress.Current conditions:
  • A report is received that a spent fuel assembly being removed from the core hasslipped from the manipulator crane and is lying on the lower core plate.
  • Bubbles were seen escaping the dropped fuel assembly.*No radiation alarms have been received from the radiation monitors associatedwith the manipulator crane or the refueling area.
  • HP is monitoring the area, but report normal readings around the reactor cavityarea.Based on current conditions, which one of the following describes the actions requiredby 0-AP-22.00, Fuel Handling Abnormal Conditions?Stop fuel handling operations and evacuate Containment. Fuel Building evacuationis not required.

Stop fuel handling operations, Notify Shift Supervision, OMOC and the ShiftTechnical Advisor. Area evacuations are not required at this time.Stop fuel handling operations and evacuate Containment and the Fuel Building.Stop fuel handling operations, Notify Shift Supervision, Fuel Performance Analysisand Health Physics. Area evacuations are not required at this time.A.B.C.D.

62. Unit 1 Initial Conditions:
  • Power = 100%.
  • 1G-A6 ROD CONTROL SYSTEM URGENT FAILURE is in alarm.*I&C has determined that the fault is in the logic cabinets
  • Rod control is in MANUAL.Current Conditions:
  • Main Turbine control valves unexpectedly throttle closed, resulting in a 12% loadrejection over a 90 second period.Based on the current conditions, which one of the following describes the effect onReactor Coolant System (RCS) temperature with no operator action? RCS temperature will change based on the higher Xenon concentration, with nomanual rod motion possible and no steam dump operation.RCS temperature will be controlled entirely by manual use of control rods. Nosteam dumps will operate.

RCS temperature will be controlled entirely by steam dump operation. No manualcontrol rod motion is possible. RCS temperature will be controlled with a combination of manual control rod motionand steam dump operation.A.B.C.D.

63. Unit 1 initial conditions:

- Reactor shutdown in progress

- Reactor power = 8%

- Turbine Trip occurs

- Main Steam Dump Valves fail closed Based on the above conditions, which one of the following states (1) if the PressurizerPORV(s) will open during the initial transient (1st minute) and (2) the Tcold at which theRCS will stabilize?(1) Yes (2) 550 o F(1) Yes (2) 556 o F(1) No (2) 550 o F(1) No (2) 556 o FA.B.C.D.

64. Which one of the following corresponds to the pressure setting of the relief valve on theinner tank of the Waste Gas Decay Tanks?75 psig.

100 psig.

115 psig.

150 psig.A.B.C.D.

65. Unit 2 is about to begin refueling operations (movement of irradiated fuel and waterlevel is >23 feet). Per T.S. 3.10, Refueling, which ONE of the following will preventrefueling operations from commencing?The 1A RHR pump was declared inoperable 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> ago, both RHR HXs areavailable.

The Manipulator Crane Area Rad. Monitors have failed and containment purge is isolated.

The inner door of the personnel airlock cannot be closed.RCS boron concentration is 2360 ppm as verified by a sample taken 24 hours ago.A.B.C.D.

66. Unit 1 Current conditions:
  • Reactor has been shutdown for 5 days.
  • RCS water level is being maintained at 7.0 inches as indicated 1-RC-LR-105(Cold Shutdown RCS Level Narrow Range).
  • The 'B' and 'C' loops are isolated.
  • Steam generator (SG) primary manways have been removed in preparation forSG tube plugging efforts.
  • The reactor vessel head is tensioned.
  • 'A' RHR pump is in operation with oscillating amperage indications
  • Flow indication on 1-RH-FI-1605 is oscillating between 3,300 and 3,700 gpm.Based on the current conditions, which one of the following describes the properadjustments of RCS level and RHR flow in accordance with 1-AP-27.00, Loss of DecayHeat Removal Capability?

(REFERENCE PROVIDED)Raise RCS level to 9.0 inches as indicated on 1-RC-LR-105 and reduce flow to3,100 gpm.

Maintain current RCS level as indicated on 1-RC-LR-105 and reduce flow to 1,500gpm.

Maintain current RCS level as indicated on 1-RC-LR-105 and reduce flow to 3,100gpm.

Raise RCS level to 9.0 inches as indicated on 1-RC-LR-105 and stabilize flow at3,500 gpm.A.B.C.D.

67. Which one of the following statements lists the required items to be in a Reactivity Planfor a ramp up in power in accordance with GOP-1.5, UNIT STARTUP, 2% REACTORPOWER TO MAX ALLOWABLE POWER?Delta flux control, expected xenon transient, and recommendations for rod heightand/or RCS boron adjustments.

Limitations on startup rate, expected xenon transient, and recommendations for rodheight and/or RCS boron adjustments.

Delta flux control, expected xenon transient, and RCS temperature control.Delta flux control, expected source range counts at the doubling points, andrecommendations for rod height and/or RCS boron adjustments.A.B.C.D.

68. Which one of the following completes the statement listed below, in accordance withOP-AA-200, "Equipment Clearance?"

IF maintenance activities are to be performed on a (1) _____________________ thatwould normally be tagged OPEN, THEN ENTER the component on the TaggingRecord to show the initial and final positions to maintain status control as a (2)_______________________ .(1) breaker (2) Operating Permit (blue lock), and only one Tagout Holder for each tag-out isallowed.

(1) breaker (2) No Tag item, and only one Tagout Holder for each tag-out is allowed. (1) vent or drain valve (2) Operating Permit (blue lock), and more than one Tagout Holder for each tag-outis allowed.

(1) vent or drain valve (2) No Tag item, and more than one Tagout Holder for each tag-out is allowed.A.B.C.D.

69. Which one of the following describes the Technical Specification definitions of(1) COLD SHUTDOWN, and (2) REFUELING SHUTDOWN?(1) At least 1 % delta-k/k & Tave less than or equal to 200 o F(2) At least 5 % delta-k/k, Tave less than or equal to 140 oF with fuel scheduled to be moved.

(1) At least 1 % delta-k/k & Tave less than or equal to 200 o F(2) Reactor vessel head unbolted.

(1) At least 1.77 % delta-k/k & Tave less than or equal to 200 o F(2) At least 5 % delta-k/k, Tave less than or equal to 140°F with fuel scheduled tobe moved.(1) At least 1.77 % delta-k/k & Tave less than or equal to 200 o F(2) Reactor vessel head unbolted.A.B.C.D.

70. Unit One is at Cold Shutdown and it is desired to perform a manual make-up toincrease VCT level.

The following actions occur:

0930 CH-223 (PG isolation to blender) is opened for VCT make-up 0945 - VCT make-up is complete and the blender is securedWhich one of the following (1) describes the time at which 1-CH-223 is required to beclosed in accordance with Tech Specs, and (2) whether sealing the valve after closurewill comply with the conditions of the Tech Spec LCO 3.2, "Chemical and VolumeControl System"?(1) 1000 (2) Sealing the valve after closure will comply with the Tech Spec LCO.(1) 1000 (2) Sealing the valve after closure will NOT comply with the Tech Spec LCO.(1) 1045 (2) Sealing the valve after closure will comply with the Tech Spec LCO.(1) 1045 (2) Sealing the valve after closure will NOT comply with the Tech Spec LCO.A.B.C.D.

71. Current conditions on Unit 1:

-Core loading is in progress.

-Both loops of RHR are operable with 'B' RHR loop providing shutdown cooling.

-Reactor cavity level is 24 feet and slowly decreasing.Based on the current conditions, which one of the following describes :(1) the minimum level above the reactor vessel flange that must be maintained in the reactor cavity during REFUELING OPERATIONS in accordance with Technical Specifications and (2) what indications are available in the main control room to monitor thisparameter?(1) 26 feet (2) RCS standpipe trend recorder (1) 26 feet (2) Cold calibrated pressurizer level (1) 23 feet (2) RCS standpipe trend recorder (1) 23 feet (2) Cold calibrated pressurizer levelA.B.C.D.

72. Corrective maintenance is scheduled to be performed on a blowdown radiation monitorsample cooler. The work will involve removing the relief valve on the ComponentCooling (CC) side of the heat exchanger. HP has already posted the area as a'Contaminated Area' although NO work has been done at this time.You are assigned to tag out the cooler to support the maintenance and will have toenter the posted 'Contaminated Area'.

Which ONE of the following states the requirements to enter the area to execute thetagout?Report to the Health Physics check-in desk and inform them of the actions to betaken. Obtain a DAD on the respective RWP. Anti-contamination clothing is NOTrequired for this work.

Report to the Health Physics check-in desk and inform them of the actions to betaken. Obtain a DAD on the respective RWP. Anti-contamination clothing isrequired for this work.

Report to the Health Physics check-in desk and inform them of the actions to betaken. A DAD is not required for this work but anti-contamination clothing isrequired for this work.

Since no work has been done and the area is clean, entry into the area is allowedwith no further limitations or controls.A.B.C.D.

73. Consider the following step from 1-E-0 (Reactor Trip or Safety Injection), and answerthe question below:

Which ONE of the following 1) states the purpose of the " * " preceeding the stepnumber, and 2) the significance of the bullets on substep "e" above?(1) That the step is an Immediate Operator Action step.(2) The bullets signify that the components must be operated in the order listed.(1) That the step is a Continuous Action step (2) The bullets signify that the components can be operated in any order.(1) That the step is an Immediate Operator Action step(2) The bullets signify that the components can be operated in any order.(1) That the step is a Continuous Action step (2) The bullets signify that the components must be operated in the order listed.A.B.C.D.

74. Initial Conditions:
  • A large group of armed hostile intruders has gained access to multiple vitalareas of the Surry Power Station.Current Conditions:
  • The Shift Manager has declared an emergency, and determined that the LocalEmergency Operations Facility (LEOF) is unavailable due to the ongoing gunbattle occurring on the station. Based on the current conditions, which one of the following is (1) the backup facility forthe LEOF; AND (2) personnel Accountability must be complete within __________following a declaration of ALERT, SITE AREA EMERGENCY, or GENERALEMERGENCY, in accordance with the Surry Emergency Plan (SEP)? (1) Technical Support Center (TSC)

(2) 60 minutes (1) Central Emergency Operations Facility (CEOF)

(2) 30 minutes (1) Technical Support Center (TSC)

(2) 30 minutes (1) Central Emergency Operations Facility (CEOF)

(2) 60 minutesA.B.C.D.

75. Unit One has experienced a Loss of Coolant Accident from 100% power and thecontrol room team is performing 1-E-1 (Loss of Reactor or Secondary Coolant). 0200 - Plant conditions are as follows:

- All S/G narrow range levels are 33%

- RWST level is 25% and decreasing

- RCS Pressure is 4 psig

- Core Exit Thermocouple temperature is 229°F

- Containment Pressure peaked at 39 psia and is currently 17 psia (decreasing)0215 - Plant conditions are as follows:

- A red path condition is identified for 1-FR-P.1 (Response to Imminent PressurizedThermal Shock Condition).- Annunciator 1A-G4 (LHSI PP 1A LOCKOUT OR OL TRIP) is received- Annunciator 1D-E6 (CHG PP 1A 15H5 LOCKOUT) is received- Annunciator 1A-A7 (RWST LO LVL) is received Which ONE of the following states the required action to be taken by the team forthese conditions? Go to 1-FR-P.1 (Response to Imminent Pressurized Thermal ShockCondition)

Go to 1-ES-1.3 (Transfer to Cold Leg Recirculation)

Go to ECA-1.1 (Loss of Emergency Coolant Recirculation)Continue in 1-E-1 until transition made to subsequent procedureA.B.C.D.

SRO/RO REFERENCE MATERIAL

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