ML13113A157
| ML13113A157 | |
| Person / Time | |
|---|---|
| Site: | Turkey Point  |
| Issue date: | 04/23/2013 |
| From: | NRC/RGN-II |
| To: | Florida Power & Light Co |
| References | |
| Download: ML13113A157 (79) | |
Text
ES-401 Site-Specific RO Written Examination Form ES-401-7 Cover Sheet U.S. Nuclear Regulatory Commission Site-Specific RO Written Examination-FINAL Applicant Information Name:
Date:
Facility/Unit:
Turkey Point Units 3/4 Region:
II Reactor Type:
Westinghouse Start Time:
Finish Time:
Instructions Use the answer sheets provided to document your answers. Staple this cover sheet on top of the answer sheets. To pass the examination, you must achieve a final grade of at least 80.00 Percent. You have 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> to complete the examination Applicant Certification All work done on this examination is my own.
I have neither given nor received aid.
Applicants Signature Results RO Total Examination Values Points Applicants Score Points Applicants Grade Percent
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 1
Plant conditions:
Unit 3 has just tripped from 35% power.
Steam Generator Narrow Range Levels are as follows:
o 3A=5%
3B=6%
30=7%
AFW is NOT running and CANNOT be started.
The crew is addressing the Steam Generator Levels in 3-EOP-ES-0. 1, Reactor Trip Response.
Which ONE of the following describes actions required regarding the operation of the Main Feedwater System?
Establish greater than 400 gpm total feed flow to the Steam Generators and maintain this flow rate until...
A.
the next procedural check of Steam Generator levels in 3-EOP-ES-0.1; THEN Establish feed flow to maintain all Steam Generator Levels between 21-50% NR.
B.
at least one Steam Generator level is greater than 7% NR; THEN Establish feed flow to maintain all Steam Generator Levels between 21-50% NR.
C.
the next procedural check of Steam Generator levels in 3-EOP-ES-0.1; THEN Establish feed flow to maintain all Steam Generator Levels at a MINIMUM of 7% NR.
D.
at least one Steam Generator level is greater than 7% NR; THEN Establish feed flow to maintain all Steam Generator Levels at a MINIMUM of 7% NR.
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 2
Plant conditions:
Unit 4 tripped from 100% power.
A LOCA is in progress.
The crew is performing 4-EOP-E-1, Loss of Reactor or Secondary Coolant.
RCS pressure is 1500 psig and STABLE.
All equipment is operating as designed.
Which ONE of the following identifies the indications seen if the LOCA occurred in the pressurizer level instrument reference leg during the first 15 minutes after the event?
A.
Pressurizer level trending up or off-scale high; QSPDS RVLMS indication has remained constant.
B.
Pressurizer level trending up or off-scale high; QSPDS RVLMS indication is slowly lowering.
C.
Pressurizer level off-scale low; QSPDS RVLMS indication has remained constant.
D.
Pressurizer level off-scale low; QSPDS RVLMS indication is slowly lowering.
3
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 3
Plant conditions:
Unit 3 has tripped.
Subsequently, a LOCA has developed.
The Containment sump level is rising.
Which ONE of the following is a likely source of the RCS leak?
A, RCP Thermal Barrier B.
CVCS Regenerative Heat Exchanger C.
Downstream of MOV-3-744A, RHR Discharge to Cold Leg Isolation Valve D.
Upstream of MOV-3-843A, SI to Cold Leg Isolation Valve 4
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 4 What is the PRIMARY method of decay heat removal for large break LOCAs?
A.
The condensation of reflux boiling in the S/Gs B.
Heat transfer between the RCS and the SIGs due to natural circulation flow C.
The injection of water from the ECCS and leakage of steam/water out the break D.
Convection Cooling from the Reactor Vessel to the water in the Containment sumps.
5
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 5
Plant Conditions:
Unit 3 tripped from 100% power following trip of RCP 3A.
The crew is performing actions of 3-EOP-ES-0. 1, Reactor Trip Response.
Which one of the following DESCRIBES the RCS Loop flow low setpoint and PREDICTED Post Trip Steam Generator pressure relationship(s) five (5) minutes following the reactor trip?
A.
90.0%
Unit 3 A, B and C S/G pressure(s) will be equal.
B.
90.0%
Unit 3 B and C S/G pressures will be greater than A S/G pressure.
C.
88.8%
Unit 3 A, B and C S/G pressure(s) will be equal.
D.
88.8%
Unit 3 B and C S/G pressures will be greater than A S/G pressure.
6
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 6 Plant conditions:
Unit 3 is operating at 100% power.
A loss of all charging flow occurs and attempts to start a charging pump are unsuccessful.
The crew has entered 3-ONOP-047.1, Loss of Charging Flow in Modes 1 through 4.
Which ONE of the following identifies actions required in accordance with 3-ONOP-47. 1?
A.
CLOSE Letdown Orifice Isolation Valves, CV-3-200A, B, C; if charging flow cannot be restored, trip the reactor and enter 3-EOP-E-0, Reactor Trip or Safety Injection.
B.
CLOSE Letdown Orifice Isolation Valves, CV-3-200A, B, C; if charging flow cannot be restored, perform a controlled plant shutdown using 3-GOP-103, Power Operation to Hot Standby.
C.
CLOSE MOV-3-381, RCP Seal Water Return and Excess Letdown Isolation Valve; if charging flow cannot be restored, trip the reactor and enter 3-EOP-E-0, Reactor Trip or Safety Injection.
D.
CLOSE MOV-3-381, RCP Seal Water Return and Excess Letdown Isolation Valve; if charging flow cannot be restored, perform a controlled plant shutdown using 3-GOP-103, Power Operation to Hot Standby.
7
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 7
Plant conditions:
Unit 3 is in Mode 4.
RHR Train 3A is in service.
OMS is in service.
Subsequently:
RCS Pressure rising.
A PZR PORV opens before operators can determine the cause of the pressure increase.
The operator observed RCS pressure peaked at 540 psig and is now lowering.
Which ONE of the following identifies the status of RHR Loop Inlet Isolation Valves MOV-3-750 and MOV-3-751, AND the reason for this condition?
MOV-3-750 and MOV-3-751 are A.
fully OPEN because the PZR PORV actuation has terminated the transient in progress.
B.
fully OPEN to ensure an adequate pressure relief path exists through letdown.
C.
CLOSED or Closing to prevent overpressurization of the RHR System piping.
D.
CLOSED or Closing to prevent RHR cooling from causing a PTS condition.
8
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 8
Plant Conditions:
Unit 3 is in Mode 3.
Tavg at its no-load value.
Reactor Coolant Pump 30 is operating with 3A and 3B are secured.
Which ONE of the following would be most effective at lowering PZR pressure?
A.
Spray Valve PCV-3-455A Open Spray Valve PCV-3-455B Open B.
Spray Valve PCV-3-455A Open Spray Valve PCV-3-455B Closed C.
Spray Valve PCV-3-455A Closed Spray Valve PCV-3-455B Open D.
Spray Valve PCV-3-455A Closed Spray Valve PCV-3-455B Closed Auxiliary Spray CV-3-31 1 Open 9
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 9
Which ONE of the following describes how the AMSAC (ATWS Mitigating System Actuation Circuit) trips the reactor?
A.
Energizes both Control Rod MG set input breaker trip coils.
B.
Energizes both Control Rod MG set output breaker trip coils.
C.
Energizes the Shunt Trip Coils on both Reactor Trip Breakers and Bypass Breakers.
D.
Deenergizes the Undervoltage Trip Coils on the Reactor Trip Breakers and Bypass Breakers.
10
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 10 Plant conditions:
A Steam Generator Tube Rupture has occurred on 3C S/G.
RCS cooldown and depressurization is complete.
Preparations are made to transition to 3-EOP-ES-3.1, Post SGTR Cooldown using Backfill.
Pressurizer Level is 38%.
All RCPs are OFF, and unavailable to start.
RCS Subcooling is 43°F.
3A Charging Pump is running.
Letdown is 45 gpm.
3C S/G Narrow Range Level is 79% and slowly rising.
Which ONE of the following identifies the required action and the reason for that action in accordance with 3-EOP-E-3, Steam Generator Tube Rupture?
OPEN...
A.
one Pressurizer PORV to refill the PZR.
B.
one Pressurizer PORV to minimize RCS leakage.
C.
CV-3-31 1, Auxiliary Spray Isolation Valve to refill the PZR.
D.
CV-3-31 1, Auxiliary Spray Isolation Valve to minimize RCS leakage.
11
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 11 Plant conditions:
A large Main Steam Line Break has occurred on Unit 3.
RCS temperature has stabilized to the jgjj.t of the Limit A Curve associated with the INTEGRITY Critical Safety Function.
Which ONE of the following identifies the parameter that is monitored when evaluating the INTEGRITY Critical Safety Function, AND highest challenge level to the INTEGRITY Critical Safety Function under the current plant conditions?
A.
RCS Wide Range Tcold; Extreme challenge Red Path.
B.
RCS Wide Range Tcold; Severe challenge Orange Path.
C.
Core Exit Thermocouples; Extreme challenge Red Path.
D.
Core Exit Thermocouples; Severe challenge Orange Path.
12
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 12 Which ONE of the following is the primary reason for stopping all RCPs in 3-EOP-FR-H.1, Response to Loss of Secondary Heat Sink?
A.
To preserve the RCPs for long term core cooling after the mitigation strategies of 3-EOP-FR-H.1 have been successful.
B.
To reduce the heat added from the RCPs, thereby delaying the need for bleed and feed and gaining time to establish a means of supplying FW to a S/G.
C.
To prevent the heat added by the RCPs from adversely affecting indications used to determine whether or not RCS bleed and feed will be required.
D.
Anticipatory response to prevent cavitation damage to RCPs due to a loss of RCS subcooling.
13
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 13 Plant conditions:
3A 4KV Bus is de-energized.
The 3A Emergency Diesel Generator will not start.
Which ONE of the following is the FIRST source of power identified by 3-ONOP-004.2, Loss of 3A 4KV Bus, to be used to attempt to re-energize the bus?
A.
30 Bus B.
SBO Tie Line C.
Unit 3 Startup Transformer D.
Unit 4 Startup Transformer 14
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 14 Plant conditions:
Unit 3 has lost 120 Volt Vital Instrument Panel 3P07.
VCT Level Indicator Ll-3-112 indicates 25%.
VCT Level indicator Ll-3-1 15 indicates 0%.
Annunciator A 4/6, VCT HI/LO LEVEL, is in alarm.
Which ONE of the following describes the effect on VCT auto makeup and charging pump suction alignment?
VCT auto makeup A.
initiates and charging pump suction automatically swaps to the RWST.
B.
initiates and charging pump suction remains aligned to the VCT.
C.
is disabled and charging pump suction remains aligned to the VCT.
D.
is disabled and charging pump suction automatically swaps to the RWST.
15
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 15 Plant conditions:
Unit 3 is operating at 100% power.
An operator has been dispatched to isolate COW/TOW strainers due to suspected fouling.
While isolating BS-3-1402, 3A ICW/CCW Basket Strainer, ICW flow to all 3 COW heat exchangers is determined to be less than the minimum required in accordance with 3-NOP-019, Intake Cooling Water System.
In accordance with 3-NOP-019, which ONE of the following identifies (1)the minimum ICW flow to each COW heat exchanger, and (2) the amount of time allowed at less than minimum required flow prior to entering T.S. 3.0.3?
A.
(1)3500GPM (2) One hundred twenty (120) minutes B.
(1)3500GPM (2) Five (5) minutes C.
(1)8000GPM (2) One hundred twenty (120) minutes D.
(1)8000GPM (2) Five (5) minutes 16
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 16 Plant conditions:
Both units are operating at 100% power.
Unit 3 Instrument Air pressure drops to 75 psig as indicated on PI-3-144A (VPA).
The crew enters 0-ONOP-013, Loss of Instrument Air.
The crew determines that an Auxiliary Building Header rupture has occurred and closes 3-40-339, Auxiliary Building Header Isolation Valve.
Unit 3 Instrument Air pressure stabilizes.
Which ONE of the following identifies whether or not a reactor trip is required, and the reason for the action taken?
A.
Reactor trip is required; Instrument Air Header pressure is below reactor trip criteria.
B.
Reactor trip is not required; Instrument Air Header pressure is stable and components have not repositioned.
C.
Reactor trip is required; failure of critical components in the Auxiliary Building has the potential to place the unit in a more severe transient.
D.
Reactor trip is not required; Instrument Air pressure is stable and air operated components in the Auxiliary Building may be operated manually 17
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 17 Unit 3 was initially at 100% power and has experienced the following events:
The crew has responded to a LOCA into the Auxiliary Building using 3-EOP-ECA-1.2, LOCA Outside Containment.
The reported leakage was from the RHR Heat Exchanger Room and was stopped by closing RHR Cold Leg Injection Valve 3-MOV-744A and 3-MOV-744B.
RCS pressure is now rising.
Which ONE of the following describes the RCS decay heat removal methodology which will be in place when the crew exits 3-EOP-ECA-1.2?
A.
RHR normal cooling lineup.
B.
RHR alternate cooling lineup.
C.
AFW supplying steam generators, dumping steam.
D.
RCS Cooldown using PZR PORVs with one train of ECCS injecting.
18
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 18 Plant conditions:
A Steam Line Break outside Containment resulted in a Reactor Trip and Safety Injection on Unit 3.
ALL Auxiliary Feedwater Pumps are TRIPPED.
All Main Steam Isolation valves are closed.
The operating crew has implemented 3-EOP-FR-H.1, Response to Loss of Secondary Heat Sink.
Restoration attempts are in progress to initiate AFW flow.
RCS Pressure is 2255 psig and slowly rising.
All RCPs are TRIPPED.
Wide Range SIG levels are:
30-44%.
Based on plant conditions, which ONE of the following identifies the NEXT mitigation strategy to be used in 3-EOP-FR-H.1 to restore AFW flow?
Establish...
A.
Main Feedwater flow not to exceed 100 gpm per SG B.
Main Feedwater Flow at maximum rate to restore heat sink.
C.
Standby Feedwater Flow not to exceed 100 gpm per SG.
D.
Standby Feedwater Flow at maximum rate to restore heat sink 19
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 19 Following a refueling outage Unit 3 is at 3% power during a plant startup prior to entering MODE 1.
ONE Control Group C rod drops to the bottom of the core.
Tave indicates the following Loop3A-541.3°F Loop 3B-541.6°F Loop 3C-540.5°F Which ONE of the following identifies whether RCS temperature is above or below the minimum temperature for criticality, reason for required action?
A.
BELOW minimum temperature for criticality. Restore Tave within 15 minutes or be in Hot Standby within the following 15 minutes to ensure Moderator Temperature Coefficient is within the analyzed range for accident analysis.
B.
BELOW minimum temperature for criticality. Restore Tave within 15 minutes or be in Hot Standby within the following 15 minutes to ensure adequate SDM with the most reactive control rod fully withdrawn.
C.
ABOVE minimum temperature for criticality. Stabilize Tave in accordance with 3-ONOP-28.3, Dropped RCC, to ensure Moderator Temperature Coefficient is within the analyzed range for accident analysis.
D.
ABOVE minimum temperature for criticality. Stabilize Tave in accordance with 3-ONOP-28.3, Dropped RCC, to ensure adequate SDM with the most reactive control rod fully withdrawn.
20
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 20 Plant conditions:
Unit 3 Reactor power is 80%.
Bank D Group 2 Control Rod H8 is 20 steps lower than the rest of its bank.
o The Shift Manager has directed the crew to realign Rod H8.
Annunciator B 9/4, ROD CONTROL URGENT FAILURE, alarms when the rod realignment begins.
Which ONE of the following identifies which lift coil disconnect swithes were disconnected, AND the source of the B 9/4 alarm?
A.
All Bank D switches except Rod H-8 were disconnected; Group 1 is the source of the B 9/4 alarm.
B.
Only Bank D Group 2 switches except Rod H-8 were disconnected; Group 1 is the source of the B 9/4 alarm.
C.
All Bank D switches except Rod H-8 were disconnected; Group 2 is the source of the B 9/4 alarm.
D.
Only Bank D Group 2 switches except Rod [1-8 were disconnected; Group 2 is the source of the B 9/4 alarm.
21
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 21 The Unit 3 RO is Emergency Borating in accordance with 3-ONOP-046.1, Emergency Boration.
o The 3A Charging Pump is running.
Emergency Boration valve, MOV-3-350, is OPEN.
Emergency Borate Flow indicator, Fl-3-1 10, displays 45 gpm flow.
Charging Flow indicator, Fl-3-122A indicates 30 gpm.
Which ONE of the following identifies the action needed, if any, to establish emergency boration flow per 3-ONOP-046.1?
A.
NO additional action is needed. Flow indication is adequate.
B.
Must raise boration flow as indicated on FI-3-1 10 by >15 gpm ONLY.
C.
Must raise charging flow as indicated on Fl-3-122A by >15 gpm ONLY.
D.
BOTH Charging and Emergency Boration flows must be raised by >15 gpm.
22
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 22 Plant conditions:
A reactor startup is in progress.
The crew is verifying proper overlap and preparing to block Source Range High Flux Trips.
IR channel N-35 indicates 3 X 10-11 amps and slowly rising IR channel N-36 indicates 8 X 10-11 amps and slowly rising The reactor then trips.
Which ONE of the foflowing conditions caused the reactor trip?
A.
SR Channel N-31 Pulse Height Discrimination was lost, causing the SR High Flux Trip Bistable to trip.
B.
SR Channel N-31 High Voltage power supply was lost, causing the SR High Flux Trip Bistable to trip.
C.
IR Channel N-36 being undercompensated caused the trip prior to P-6 being satisfied.
D.
IR Channel N-35 being overcompensated caused the trip prior to P-6 being satisfied.
23
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 23 Plant conditions:
Unit 3 plant startup is in progress in accordance with 3-GOP-301, Hot Standby to Power Operation.
Both Intermediate Range Channels are reading 8x1i 1 amps.
Subsequently:
Intermediate Range Channel N36 fails LOW.
The crew enters 3-ONOP-059.7, Intermediate Range Nuclear Instrumentation Malfunction.
Which ONE of the following identifies the required action per 3-ONOP-059.7, AND the reason for this action?
A.
Maintain power below the P-6 setpoint on N35; Both Intermediate Range channels are required to be OPERABLE under the current plant conditions.
B.
Power may be raised to any value below the P-iC setpoint; Only ONE Intermediate Range Channel is required to be OPERABLE below P-lO.
C.
Power may be raised to any value below the P-i C setpoint; Two Intermediate range channels are required to be OPERABLE to meet accident analysis assumptions at power levels above P-iC.
D.
Maintain power below the P-6 setpoint on N35; Both Intermediate Range channels are required to be OPERABLE to de-energize the Source Range detectors.
24
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 24 Plant conditions:
e Unit 3 is in Mode 5.
Unit 4 is at 100% power.
3A1 Circulating Water Pump is running.
There is an on-going unplanned Monitor Tank liquid radioactive release in progress.
R-18, Liquid Waste Effluent Radiation Monitor, alarmed but RCV-018 remains OPEN.
Which ONE of the following identifies the:
(1) detector type for R-1 8 (2) the MAJOR contributor to the type of activity contained in an accidental release of the Monitor Tank A.
(1) Scintillation (2) Beta-Gamma B.
(1) Scintillation (2) Alpha-Neutron C.
(1) Geiger Mueller Tube (2) Beta-Gamma D.
(1) Geiger-Mueller Tube (2) Alpha-Neutron 25
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 25 Fuel shuffle is being performed in the Unit 3 Spent Fuel Pool.
Spent Fuel Pool Area monitor, Rl-3-1407B, alarm is received in the Control Room.
Which ONE of the following identifies the indication available to the operators in the spent fuel pool that the monitor is in alarm?
A.
Red LED on the local monitor and a horn B.
Red flashing light on the local monitor and a horn C.
Horn ONLY D.
Red flashing light ONLY 26
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 26 Which ONE of the following identifies a system checked for leakage into Containment by FR-Z.2, Response to Containment Flooding, AND the basis for limiting leakage from these systems into containment?
COW and...
A.
CVCS; To protect systems needed for recovery.
B.
CVCS; To protect the Containment barrier.
C.
Primary Makeup Water; To protect the Containment barrier.
D.
Primary Makeup Water; To protect systems needed for recovery.
27
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 27 Plant conditions:
Unit 3 has experienced a LOCA and a Loss of Offsite Power.
The crew is energizing 3A back-up Pressurizer Heaters in accordance with step 3 of 3-EOP-ES-1.2, Post-LOCA Cooldown and Depressurization.
3A Emergency Diesel Generator loading is 2275 KW Which ONE of the following identifies the MAXIMUM number of individual heater breakers that can be loaded onto the 3A EDG without exceeding STEADY STATE load limits?
Reference Provided A.
2 breakers B.
4 breakers C.
6 breakers D.
8 breakers 28
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 28 Which ONE of the following describes a function of the flywheel on the RCPs?
A.
Prolongs RCP coastdown time to aid in maintaining loop flow thus maintaining DNBR within acceptable limits during certain loss of flow events.
B.
Minimizes acceleration on pump start to minimize the effects of core lift when the first RCP is started during an RCS heatup from Cold Shutdown.
C.
Prolongs RCP coastdown time to aid in maintaining loop flow thus maintaining hot channel factors at an acceptable level during certain loss of RCS flow events.
D.
Maintains constant RCP speed, minimizing the potential for spurious RCS low flow reactor trips and maintaining hot channel factors at an acceptable level during power operation.
29
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 29 Unit 3 is operating at 100% power.
Which ONE of the following evolutions, by itself, will RAISE Shutdown Margin?
A.
Placing a new Mixed Bed Demineralizer in service prior to rinsing.
B.
Adjusting CCW flow through the NRHX such that Letdown temperature is lowered by 10°F.
C.
Raising the setting of the boric acid totalizer from 20 to 50 gallons during an automatic blended makeup to the VCT.
D.
Lowering the flow setting of the primary water flow controller (HIC-3-114) during an automatic blended makeup to the VCT from 70 to 60 gpm.
30
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 30 Plant conditions:
A Unit 4 cooldown is in progress in accordance 4-GOP-305, Hot Standby to Cold Shutdown.
RHR Pump 4B tripped.
The operating crew implemented 4-ONOP-050, Loss of RHR.
HCV-4-758, RHR Heat Exchanger Outlet Flow, was closed from the Control Room and failed to reopen.
RCS temperature is 190°F and rising.
RCS pressure is 150 psig and rising.
In accordance with 4-ONOP-050, which ONE of the following is the required method that will initially re-establish cooling to the RCS?
A.
Place RHR Pump 4A in service.
B.
Establish Steam Generator Blowdown.
C.
Establish a Secondary Heat Sink and dump steam to the Condenser.
D.
Establish a Secondary Heat Sink and dump steam to the atmosphere.
31
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 31 Plant conditions:
A 250 gpm LOCA has occurred on Unit 3.
The crew is performing actions of 3-EOP-ES-1.2, Post LOCA Cooldown and Depressurization.
Pressurizer level is 78% and stable.
RCS Pressure is stable at 1400 psig.
ONE Charging pump is running.
3B RCP is running.
Both RHR Pumps are OFF.
The US determines that the first High Head SI pump can be stopped.
When the High Head SI Pump is stopped, which ONE of the following describes the expected Pressurizer pressure response within the next 5-10 minutes? (Assume no additional operator actions)
A.
PZR pressure will remain at its current value until all High Head SI flow is stopped, then lower until saturation conditions are reached.
B.
PZR pressure will remain at its current value for several minutes, then slowly lower as High Head SI flow equalizes with break flow.
C.
PZR pressure will immediately drop until RCS saturation conditions are reached, and then it will stabilize.
D.
PZR pressure will immediately drop until High Head SI flow equalizes with break flow, then it will stabilize.
32
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 32 Given the following:
A post-trip transient results in PCV-3-455C discharging to the PRT.
PRT temperature, level and pressure start to rise.
During this insurge, PRT Pressure Indicator, P1-3-472 rises to a maximum reading of 70 psig.
Subsequently:
DOS indicates Containment pressure is rising slowly from 0.3 to 0.7 psig.
o DOS indicates Containment temperature is rising slowly from 100°F to 118°F.
The Reactor Operators observes PRT conditions as follows:
Tl-3-471, PRT temperature is stable at 212°F.
LI-3-470, PRT level is 50% and slowly rising.
P1-3-472, PRT pressure is 2 psig and slowly lowering.
Which ONE of the followingdescribes how the PRT Rupture Disks performed during this event?
A.
The PRT Rupture Disks have operated (i.e. Blown out) at design pressure.
B.
The PRT Rupture Disks have operated (i.e. Blown out) at a lower than design pressure.
C.
The Rupture Disks have operated (i.e. Blown out) at a higher than design pressure.
D.
The Rupture Disks have remained intact, the PRT indications are inaccurate due an higher temperature environment.
33
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 33 Plant conditions:
Unit 4 is operating at 100% power.
The crew is attempting to reduce PRT liquid temperature in accordance with 4-NOP-041.03, Pressurizer Relief Tank.
The crew has opened the following two valves in order to raise PRT level:
CV-4-519A, PRIMARY WATER CONTAINMENT ISOL VLV CV-4-519B, PRT PRIMARY MAKE UP Subsequently, a Safety Injection signal actuates.
In accordance with 4-NOP-041.03, which ONE of the following identifies the required action, if any, regarding the Primary Water Valves that have been opened?
A.
No action is needed, both valves have automatically closed.
B.
The operator must manually close CV-4-519B, PRT PRIMARY MAKE UP, ONLY.
C.
The operator must manually close CV-4-51 9A, PRIMARY WATER CONTAINMENT ISOL VLV, ONLY.
D.
The operator must manually close CV-4-519B, PRT PRIMARY MAKE UP and CV 519A, PRIMARY WATER CONTAINMENT ISOLVLV.
34
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 34 Plant conditions:
o Unit 3 is operating at 100% power.
Three CCW Heat Exchangers are in service.
In accordance with 3-NOP-Ol 9, Intake Cooling Water System, under normal conditions which ONE of the following identifies the maximum allowable ICW flowrate to each CCW Heat Exchanger, AND the reason for this limit?
A.
10,000 gpm; Prevent runout of the ICW pump.
B.
10,000 gpm; Minimize long-term tube-side erosion.
C.
12,850 gpm; Prevent runout of the lOW pump.
D.
12,850 gpm; Minimize long-term tube-side erosion.
35
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 35 Plant conditions:
Unit 4 is in the process of a plant heatup.
o RCS pressure is 1835 psig.
A Pressurizer Code Safety Valve is leaking by.
PRT pressure is 6 psig.
Which ONE of the following correctly completes the statement below?
The Safety Valve tailpipe temperature on VPA will indicate approximately (1)
. With no operator action, the Safety Valve tailpipe temperature indication (2) to determine which Safety Valve is leaking by.
A.
(1) 230°F (2) can be used B.
(1) 230°F (2) can NOT be used C.
(1)400°F (2) can be used D.
(1) 400°F (2) can NOT be used 36
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 36 Plant conditions:
Unit 3 is operating at 100% power.
ALL Pressurizer pressure controls are in AUTO.
o PT-3-445, Pressurizer Pressure Transmitter, fails HIGH.
Which ONE of the following identifies the effect on the unit?
A.
ONLY PZR PORV PCV-3-455C will open. The open PORV will automatically close when pressurizer pressure drops to 2000 psig.
B.
ONLY PZR PORV PCV-3-456 will open. The open PORV will automatically close when pressurizer pressure drops to 2000 psig.
C.
PZR Spray valves open, PZR PORV PCV-3-455C opens; Reactor trip on low pressurizer pressure.
D.
PZR Spray valves open, PZR PORV PCV-3-456 opens; Reactor trip on low pressurizer pressure.
37
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 37 Unit 3 is at 100% power when the following occurs:
Multiple annunciators simultaneously alarm.
The bottom two rows of Reactor Protection Logic Status Lights on 3C05 on VPB go DARK.
Which ONE of the following identifies the bus that has been lost?
A.
3P06 B.
3P07 C.
3P08 D.
3P09 38
PTN 2013 NRC Examination RD Written Examination-FINAL QUESTION 38 Plant conditions:
Both units are operating at 100% power.
A spurious Safety Injection Signal occurs on Unit 4.
The crew enters 4-EOP-E-0, Reactor Trip or Safety Injection.
Subsequently:
An undervoltage condition occurs on 3A 4KV Bus.
o SI on Unit4 has NOT been reset.
Which ONE of the following identifies how the 3A HHSI Pump Breaker will respond and the reason for this response?
A.
The breaker will remain closed so that when the EDG re-powers the 3A 4KV Bus SI flow will be restored as soon as possible.
B.
The breaker will trip open and re-close after a time delay so that the 3A EDG is not overloaded when it re-powers the 3A 4KV Bus.
C.
The breaker will trip open and not re-close until closed by the operator so that the operator can control the loading of the 3A EDG when it re-powers the 3A 4KV Bus.
D.
The breaker will trip open and can only be manually re-closed if the SI signal on Unit 4 has been actuated for 60 seconds.
39
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 39 Plant conditions:
Unit 3 is in Mode 3 performing a plant cooldown in accordance with 3-GOP-305, Hot Standby to Cold Shutdown.
The low pressurizer pressure, steamline high differential pressure and the high steam flow Safety Injection signals have been blocked.
Due to a minor transient the following plant parameters are observed:
Pressurizer pressure PT-455 2015 Pressurizer pressure PT-456 2005 Pressurizer pressure PT-457 1995 Channel I Tavg 540°F Channel Il Tavg 542°F Channel Ill Tavg 544°F Which ONE of the following identifies the status of the following three Safety Injection Signals?
Low Pressurizer Steamline High AP High Steam Flow Pressure A.
Active Active Active B.
Active Active Blocked C.
Blocked Blocked Active D.
Blocked Blocked Blocked 40
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 40 Plant conditions:
Both units are operating at 100% power.
A LOCA occurs on Unit 3 resulting in a Safety Injection actuation.
Which ONE of the following describes which Emergency Containment Coolers will automatically start as a result of the Safety Injection?
A.
ONLY3Aand3B B.
ONLY 3A and 3C C.
ONLY 3B and 3C D.
3A, 3B, and 3C 41
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 41 Plant conditions:
o A LOCA is occurring on Unit 3.
Containment pressure is 5.5 psig and rising.
All equipment is functioning as designed.
Which ONE of the following identifies the operation of the Containment Spray system as containment pressure rises throughout the event, and once actuation has occurred, the operation of Containment Spray as containment pressure is lowering?
Containment Spray pumps will automatically start...
A.
directly on a Containment Pressure HI-HI signal; Both Containment Spray pumps will be stopped as soon as Containment Pressure is below 20 psig.
B.
directly on a Containment Pressure HI-HI signal; Containment Spray flow will be reduced to one train running after transitioning from E-1, Loss of Reactor or Secondary Coolant.
C.
on a Sequencer signal if a Containment Pressure HI-HI signal is present; Both Containment Spray pumps will be stopped as soon as Containment Pressure is below 20 psig.
D.
on a Sequencer signal if a Containment Pressure HI-HI signal is present; Containment Spray flow will be reduced to one train running after transitioning from E-1, Loss of Reactor or Secondary Coolant.
42
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 42 Plant conditions:
o Unit 3 is at 100% power.
Both trains of the Unit 3 Containment Spray System are determined to be inoperable.
If the condition cannot be corrected, which ONE of the following describes the MAXIMUM amount of time for the Unit to be in HOT STANDBY?
A.
1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> B.
6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> C.
7 hours8.101852e-5 days <br />0.00194 hours <br />1.157407e-5 weeks <br />2.6635e-6 months <br /> D.
12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> 43
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 43 Plant Conditions:
o The plant is performing 3-OSP-206.2, Quarterly In Service Valve Testing for the MSIV bypass valves.
Main Steam Stop 3C Bypass Valve MOV-3-1402 is currently open.
Subsequently, the following events occur on Unit 3:
Automatic Reactor Trip Automatic Start of All Safeguards Equipment Automatic Actuation of Containment Spray and Phase B Which of the following describes how the Main Steam System will respond?
The _(1)_ will close based on a _(2)_Containment Pressure Signal.
A.
MSIVs ONLY HI ONLY B.
MSIVs AND Bypass Valve MOV-3-1402 HI ONLY C.
MSIVs ONLY HI and HI-HI D.
MSIVs AND Bypass Valve MOV-3-1402 HI and HI-HI 44
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 44 Unit 3 plant conditions:
Unit 3 automatically tripped from 100% power due to a high water level in the 3B S/G.
RCS Tave is 547°F and stable Which ONE of the following completes the statement below?
The high level in the S/G will cause the (1) to trip and the Main Feedwater Regulating valves to (2) close.
A.
(1) Turbine ONLY (2) Fast B.
(1) Turbine AND Steam Generator Feed Pumps (2) Fast C.
(1) Turbine ONLY (2) Slow D.
(1) Turbine AND Steam Generator Feed Pumps (2) Slow 45
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 45 Plant conditions:
Unit 3 is operating at 100% power.
AFW has been realigned to maintain 2 trains OPERABLE.
Subsequently:
A transient results in a plant trip and automatic actuation of the AFW System.
o All AFW System flowrates indicate normal except Train 2 to C Steam Generator which indicates 50 gpm.
The crew suspects leakage in the AFW System.
Which ONE of the following identifies the location in which the ANPO will be initially directed to look for leaks in the AFW System based on the current system alignment?
The ANPO will be directed to look for leaks...
A.
Downstream of the Train 2 AFW Flow Control Valve to the C Steam Generator.
B.
Between the B AFW Pump and the Train 2 AFW Flow Control Valve to the C Steam Generator, ONLY.
C.
Between the C AFW Pump and the Train 2 AFW Flow Control Valve to the C Steam Generator, ONLY.
D.
Between the B and C AFW Pumps and the Train 2 AFW Flow Control Valve to the C Steam Generator.
46
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 46 Plant conditions:
o Both Units are operating at 100% power.
Subsequently:
Systems Operations notifies the station that electrical grid voltage oscillations are expected to occur and affect the station.
Switchyard voltage is expected to swing between 228 and 238KV starting within the next 15 minutes, and lasting for about 45 minutes.
Current Switchyard voltage has dropped to 229 Ky.
o The crew enters 0-ONOP-004.6, Degraded Switchyard Voltage.
Which ONE of the following identifies the action required?
A.
IMMEDIATELY Trip both Units.
B.
Start all 4 EDGs in preparation to parallel to their respective busses due to a potential loss of Switchyard voltage.
C.
Both Units will be shut down as required by Technical Specifications if degraded conditions are NOT corrected within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.
D.
Declare BOTH Startup Transformers inoperable AND enter Technical Specification 3.8.1.1 Actions for Unit(s) in Mode 1 4.
47
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 47 Which ONE of the following identifies the DC loads that are affected with a loss of 4D01?
A.
EDG 4A, CV-4-281 6 AFW Train 1 Feed Flow Control Valve B.
EDG 4A, FCV-4-1 1 3B Blender to Charging Pump Suction C.
EDG 4B, CV-4-2831 AFW Train 2 Feed Flow Control Valve D.
EDG 4B, FCV-4-1 1 3B Blender to Charging Pump Suction 48
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 48 Plant conditions:
Unit 3 is operating at 100% power.
A LOOP occurs with a simultaneous loss of 125 VDC Bus 3D01.
o 3-EOP-E-0, Reactor Trip or Safety Injection is in progress.
o 4KV bus 3A is de-energized.
Which ONE of the following identifies the status of the 3A EDG?
A.
3A EDG did NOT auto-start, but can be manually started from the Control Room.
B.
3A EDG did NOT auto-start and cannot be manually started from the Control Room.
C.
3A EDG auto-started but 3A EDG output breaker did NOT close.
D.
3A EDG auto-started and 3A EDG has no output voltage.
49
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 49 Plant conditions:
Both units are at 100% power.
The ANPO reports the following parameters:
Component Parameter 4A Fuel Oil Storage Tank Level 33,600 gallons 4B Fuel Oil Storage Tank level 36,100 gallons 4A EDG Fuel Oil Day Tank level 270 gallons 4B EDG Fuel Oil Day Tank level 250 gallons Which ONE of the following identifies the operability of the Unit 4 Emergency Diesel Generators (EDG)?
A.
Both the 4A and 4B EDGs are INOPERABLE B.
Both the 4A and 4B EDGs are OPERABLE C.
The 4A EDG is INOPERABLE due to Fuel Oil Storage Tank Level D.
The 4B EDG is INOPERABLE due to Fuel Oil Day Tank level 50
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 50 Plant conditions:
The unit was tripped from 100% 2 days ago due to a spurious Rx Trip Signal.
A plant startup is in progress at Unit 3 in accordance with 3-GOP-301, Hot Standby to Power Operation.
Power is at 28%, stabilized for a Chemistry Hold.
Subsequently:
o Annunciator H116, PRMS CHANNEL FAILURE, alarms.
R-3-20, Reactor Coolant Letdown Monitor, amber FAIL light is lit.
The detector for R-3-20, Reactor Coolant Letdown Monitor, is failed downscale.
Which ONE of the following identifies the impact, if any, that this failure will have on plant operations, AND the procedure that must be entered?
A.
Power ascension may NOT continue until chemistry samples verify Dose Equivalent Iodine is below Technical Specification limits; 3-ONOP-067, Radioactive Effluent Release.
B.
Power ascension may NOT continue until chemistry samples verify Dose Equivalent Iodine is below Technical Specification limits; 3-ONOP-41.4, Excessive Reactor Coolant System Activity.
C.
There are no restrictions on power ascension; 3-ONOP-067, Radioactive Effluent Release.
D.
There are no restrictions on power ascension; 3-ONOP-41.4, Excessive Reactor Coolant System Activity.
51
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 51 Plant conditions:
Unit 4 is operating at 100% power with 4A and 4B ICW pumps running. 4C lOW pump is OOS for a shaft replacement. The following occurs:
The 4A lOW Pump has tripped.
The crew entered 4-ONOP-019, INTAKE COOLING WATER MALFUNCTION.
o Total lOW flow is 20,500 gpm after the 4A lOW pump stops.
Which ONE of the following identifies the action required?
The crew will throttle 4-50-401, TPCW HX Outlet Combined ICW Isolation Valve (1) while maintaining TPCW HX outlet temperature < 110°F.
If attempts are unsuccessful to restore ICW system parameters the crew will (2)
(Consider each portion of the Question independently)
A.
(1) shut (2) reduce Unit Load.
B.
(1) shut (2) place an additional TPCW Heat Exchanger in service.
0.
(1) open (2) reduce Unit Load.
D.
(1) open (2) place an additional TPCW Heat Exchanger in service.
52
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 52 The following conditions exist:
3A RHR Pump is running providing shutdown cooling RCS Temperature is 325 °F RHR Flow is 2700 gpm MOV-3-749A/B are OPEN CCW Pressure is 135 psig 3B and 3C ICW Pumps are running Alarm H315 RHR PUMP/HX DISCHARGE HI/LO TEMP is LIT Which one of the following lists the appropriate procedure(s) the crew will REFER TO to correct this condition?
A.
3-ONOP-030, Component Cooling Water Malfunction.
B.
3-ONOP-019, Intake Cooling Water Malfunction.
C.
3-OP-050, Residual Heat Removal System.
D.
3-ONOP-050, Loss of RHR.
53
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 53 Which ONE of the following identifies the power supply to the 3CM Instrument Air Compressor?
A.
Load Center 3A B.
Load Center 3C C.
Load Center 3E D.
Load Center 3G 54
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 54 Plant conditions:
Unit 3 is in MODE 6.
Core reload is in progress.
o RHR Pumps 3A and 3B are running.
Which ONE of the following, by itself, would require suspension of the refueling of the reactor?
A.
Residual Heat Removal Pump 3B has tripped and will not restart.
B.
Refueling cavity water level was found to be 56 feet, 11 inches.
C.
The containment personnel air lock inner and outer doors were damaged during the movement of equipment and will not close D.
The latest Chemistry sample results of the Refueling Canal indicate that boron concentration is 2320 ppm.
PTN 2013 NRC Examination RD Written Examination-FINAL QUESTION 55 With Unit 4 operating at 100% power, a LOCA occurs which results in the automatic actuation of Phase A and Phase B Containment Isolation Signals.
Which ONE of the following identifies the impact that this will have on the Reactor Coolant Pump seal cooling, AND identifies an action that must be taken within 4-EOP-E-0 with respect to the RCPs?
A.
Thermal Barrier CCW flow has been isolated, ONLY; Check all RCP seal return temperatures are less than 235°F, reset SI, establish Seal injection, then RCPs may remain running.
B.
Thermal Barrier CCW flow has been isolated, ONLY; The RCPs must be stopped.
C.
Both seal injection flowpath AND thermal barrier cooling have been isolated; The RCPs must be stopped.
D.
Both seal injection flowpath AND thermal barrier cooling have been isolated; Check all RCP seal return temperatures are less than 235°F, reset SI, establish Seal injection, then RCPs may remain running.
56
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 56 Plant conditions:
o Unit 4 is operating at 100% power.
Annunciator RPIS POWER TROUBLE (F 4/6) alarms.
An operator is sent to determine RPI Inverter voltage.
o RPI Inverter Voltage is reported as 105 VDC.
The RPI inverter voltage will be checked in the (1)
In accordance with the Alarm Response Procedure the RPI positions on console must be checked by (2)
A.
(1) MCC Room (2) performing a flux map with 0-OSP-059.14, Rod Position Indication (RPI) Verification B.
(1) MCC Room (2) comparing them against the Acceptance Criteria contained in 4-OSP-201.1, RO Daily Logs C.
(1) MG Set Room (2) comparing them against the Acceptance Criteria contained in 4-OSP-201.1, RO Daily Logs D.
(1) MG Set Room (2) performing a flux map with 0-OSP-059.14, Rod Position Indication (RPI) Verification 57
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 57 Plant conditions:
Load Center 3H is energized from Load Center 30 3C Charging Pump is running.
Feeder breaker from Load Center 3D to Load Center 3H (30402) had previously tripped on overcurrent.
Bkr 30402 is repaired.
Bkr 30402 is then closed.
Which ONE of the following is correct?
LC 3H will...
A.
remain energized from Load Center 30.
B.
automatically return to Load Center 3D.
C.
automatically return to Load Center 3D when the sequencer reloads the bus.
D.
remain energized from Load Center 30 until 30 Charging Pump is stopped.
58
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 58 With the unit at 100% power, which ONE of the following will generate a B9/3 Shutdown Rod Off Top/Deviation alarm?
The position of any.
A.
shutdown bank rod below 218 steps while control bank B is above 35 steps.
B.
shutdown bank rod misaligned from a shutdown bank rod in a different bank by more than 12 steps.
C.
control bank rod misaligned from the group step counter by more than 24 steps moving.
D.
control bank rod misaligned from the group step counter by more than 12 steps stationary.
59
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 59 Which ONE of the following correctly completes the statements below?
According to 4-EOP-F-0, Critical Safety Function Status Trees, a Core Exit Thermocouple reading of (1) is the minimum temperature to indicate the onset of zirc water reaction and a potential fuel melt situation. The operator, if monitoring the Critical Safety Function Status Trees manually, will determine that this temperature exists by observing (2)
A.
(1) 700°F (2) at least five of the hottest Core Exit Thermocouples B.
(1) 700°F (2) the average of the five hottest Core Exit Thermocouples C.
(1) 1200°F (2) the average of the five hottest Core Exit Thermocouples D.
(1) 1200°F (2) at least five of the hottest Core Exit Thermocouples 60
PTN 2013 NRC Examination RO Written ExaminationFlNAL QUESTION 60 Given the following:
o Unit 3 is in Mode 6.
A Core offload is in progress.
o The Containment Equipment Hatch and Personnel hatch are closed.
o Containment Purge is operating with Purge Supply and Exhaust fans running.
A fuse blows for POV-3-2601, Containment Purge Supply Isolation.
Which ONE of the following identifies the concern due to this condition?
A.
Spent Fuel Pool Level rises.
B.
Containment Pressure lowers.
C.
Containment Purge Exhaust Fan trips.
D.
Containment Purge Supply Fan trips.
61
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 61 Plant conditions:
Unit 4 is cooling down in accordance with 4-GOP-305, Hot Standby to Cold Shutdown.
Cooldown is proceeding with Steam Dumps to the Condenser.
Taveis400°F.
The Steam Dump Mode Select Switch is in MANUAL.
Hagan Output is 40%.
Which ONE of the following identifies the mode of operation of the Steam Dump to Condenser Hagan Station, AND how many steam dump valves will indicate open?
The Hagan controller is in (1)
(2) steam dump valves indicate open.
A.
(1)AUTO (2) Three B.
(1) AUTO (2) Two C.
(1) MANUAL (2) Three D.
(1) MANUAL (2) Two 62
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 62 Plant conditions:
o Unit 3 is at 100% power, all systems in normal alignments. /
A turbine runback occurs.
The unit is stabilized at 82% power.
Annunciator B 8/2, ROD BANK A/B/OlD EXTRA LO,L MIT is in alarm.
Control Bank D indicates 130 steps.
/
Which ONE of the following correctly completes,p1statement below?
The technical specification LCO for Rod lnseptIn Limits (1) exceeded. The operator must immediately stop driving rods and
/ (2)
A.
(1) is (2) commence emergejp9 boration lAW 3-ONOP-46.1, Emergency Boration.
B.
(1)is
/
(2) borate 16 gyth lAW 0-OP-046, CVCS
- Boron Concentration Control.
C.
(1) is NOT /
(2) borat,Af 50 gallon increments lAW 0-OP-046, CVCS
- Boron Concentration Control.
D.
(1) is)4bT
(
51
&rate 16 gpm lAW 3-OP-46, CVCS
- Boron Concentration Control.
Dctt 63
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 63 Which ONE of the following describes the purpose and operation of CV-3-201 1, Low Pressure Heater Bypass Valve?
Automatically bypasses LP heaters on low feedwater pump suction pressure setpoint of...
A.
250 psig; automatically closes when feedwater suction pressure is restored.
B.
250 psig; must be manually closed when feedwater suction pressure is restored.
C.
220 psig; automatically closes when feedwater suction pressure is restored.
D.
220 psig; must be manually closed when feedwater suction pressure is restored.
64
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 64 Which ONE of the following states how the Control Room Ventilation System will respond to a high radiation alarm on Control Room Ventilation System Radiation Monitors, RAD-6642 or RAD-6643?
A.
Containment Ventilation Isolation will actuate.
B.
Ventilation Inlet Dampers D-1A and D-i B will close.
C.
Kitchen and Lavatory Fans V-56 and V-28 will Auto-start.
D.
Emergency Air Supply Fans SF-iA and SF-i B will Auto-start.
65
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 65 Plant conditions:
Unit 3 is mode 5.
Unit 4 is operating at 8% power during a downpower due to the inability to maintain all Intake Screens clean.
Subsequently, the Shift Manager has evaluated the effectiveness of the Intake Screens and decides that they cannot be maintained clean enough to support the Intake Cooling Water and Circulating Water Systems at Unit 4.
In accordance with 4-ONOP-Ol 1, Screenwash System/Intake Malfunction, which ONE of the following describes the action that should be taken at Unit 4, AND states the reason for this action?
A.
Trip the Turbine ONLY, and stop all four Circulating Water Pumps; Maintain operability of the lOW System.
B.
Trip the Reactor and Turbine, and stop all four Circulating Water Pumps; Maintain operability of the lOW System.
C.
Trip the Turbine ONLY, and stop all four Circulating Water Pumps; Prevent a loss of Main Condenser vacuum.
D.
Trip the Reactor and Turbine, and stop all four Circulating Water Pumps; Prevent a loss of Main Condenser vacuum.
66
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 66 Plant conditions:
Unit 3 is operating at 100% power.
A Steam Generator Tube Leak is in progress on the 3A Steam Generator.
The crew is implementing 3-ONOP-071.2, Steam Generator Tube Leakage.
The crew is preparing to conduct a load reduction.
Which ONE of the following correctly completes the statement below?
Prior to initiating a load reduction a plant-wide announcement must be made stating that All personnel must stand clear of the (1) and (2)
A.
(1) SJAE piping (2) Blowdown piping B.
(1) SJAE piping (2) AFW Steam Supply lines C.
(1) Main Steam lines (2) Blowdown piping D.
(1) Main Steam lines (2) AFW Steam Supply lines 67
PTN 2013 NRC Examination RO Wrftten Examination-FiNAL QUESTION 67 In accordance with 0-ADM-21 1, Emergency and Off-Normal Operating Procedure Usage, which ONE of the following identifies a procedure that when entered from 3-EOP-E-O, Reactor Trip or Safety Injection requires that a crew brief be conducted?
A.
3-EOP-ECA-O.O, Loss of All AC B.
3-EOP-FR-S.1, Response to Nuclear Power Generation/ATWS C.
3-EOP-E-3, Steam Generator Tube Rupture D.
3-EOP-E-2, Faulted Steam Generator Isolation 68
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 68 During hydrostatic testing of the RCS in Mode 5, RCS pressure is increased to a point exceeding the RCS Pressure Safety Limit.
Which ONE of the following states the RCS Pressure Safety limit setpoint, and the MA)(IMUM time allowed in accordance with Technical Specifications to reduce RCS pressure below the safety limit?
A.
2735 PSIG; 5 minutes B.
2735 PSIG; 30 minutes C.
2750 PSIG; 5 minutes D.
2750 PSIG; 30 minutes 69
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 69 Plant conditions:
Unit 3 is at 100% power.
An RCS leak has developed.
RCS pressure is degrading to a reactor trip setpoint.
Which ONE of the following describes reactor trip instrumentation designed to protect against a small break LOCA (SBLOCA) and the core power distribution limit it protects?
A.
OT Delta T; DNBR protection B.
OTDeltaT; Enthalpy Rise Hot Channel Factor protection C.
OPDeltaT; DNBR protection D.
OPDeItaT; Enthalpy Rise Hot Channel Factor protection 70
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 70 There is a full core flux map in progress. A containment entry to the 58 of Containment is required to backseat a MS Steam Flow Detector Isolation valve due to packing leakage.
Which ONE of the following describes the conditions (if any) necessary to enter containment in accordance with 0-ADM-009, CONTAINMENT ENTRIES WHEN CONTAINMENT INTEGRITY IS ESTABLISHED?
A.
Containment Entry is allowed after flux mapping is complete, the In-Core detectors are fully inserted into their storage location and RP has signed onto the ECO.
B.
Containment will be posted as a locked high rad area when core flux mapping is in progress, entry into containment is allowed ONLY with an RP escort.
C.
The In-Core detector area in containment is posted as a locked high radiation area when core flux mapping is in progress and entry into containment is allowed.
D.
Containment will be posted as a high rad area when core flux mapping is in progress, entry into containment is allowed.
71
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 71 Plant conditions:
A Steam Generator Tube Rupture has occurred on 3B SG.
The crew has performed all actions of 3-EOP-E-3, Steam Generator Tube Rupture, up to the step to commence depressurization of the RCS.
All equipment is functioning as designed.
Which ONE of the following describes the status of 3B SG Steam Dump to Atmospheric Valve, and the reason for the status?
A.
CLOSED with controller in Manual; prevent radioactive release to atmosphere.
B.
CLOSED with controller in Manual; reduce break flow into the ruptured S/G by minimizing D/P across the tubes.
C.
Set at 1060 psig with controller in AUTO; prevent uncontrolled radioactive release due to SG safety valve lifting.
D.
Set at 1060 psig with controller in AUTO; reduce break flow into the ruptured S/G by minimizing D/P across the tubes.
72
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 72 O-ADM-600, Radiation Protection Manual directly requires a Specific RWP for which of the following activities?
A.
Security Rounds B.
Operator Rounds C.
New Fuel Receipt D.
Spent Fuel Pool Mapping 73
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 73 Plant conditions:
The crew is performing a cooldown in 3-EOP-ES-1.2, Post LOCA Cooldown and Depressurization.
o RCS pressure is 1500 psig and stable.
RCS subcooling is 25°F and increasing slowly.
Containment pressure is 2.5 psig and rising slowly.
o MOV-3-749A CCW TO RHR HX A could not be opened.
Both RHR pumps have been stopped.
Subsequently:
The LOCA increases in size.
RCS pressure equalizes with containment pressure, which reaches 27 psig.
Which ONE of the following describes RHR pump operation based on the above conditions?
A.
Manually start 3A and 3B RHR pumps.
B.
Start 38 RHR only; 3A RHR is not needed under the present plant conditions.
C.
Start 3B RHR ONLY; since cooling is not available to RHR Heat Exchanger 3A.
D.
3A and 3B RHR pumps will auto start when the SI signal is received due to the High Containment Pressure.
74
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTiON 74 An Alert was declared.
In accordance with the Turkey Point Emergency Plan, which ONE of the following is the emergency action level threshold that was met for this event?
Events are in process or have occurred which...
A.
involve actual or likely major failures of plant functions needed for protection of the public B.
involve actual or imminent substantial core degradation or melting with potential for loss of containment integrity C.
involve an actual or potential substantial degradation of the level of safety of the plant D.
indicate a potential degradation of the level of safety of the plant 75
PTN 2013 NRC Examination RO Written Examination-FINAL QUESTION 75 Plant conditions:
An emergency event is in progress which requires activation of the Emergency Response Organization.
A Site Area Emergency has been declared.
Emergency Response Facilities have been declared operational.
Which ONE of the following identifies the location that you will direct the Off-Shift SNPOs to report?
A.
Control Room B.
Operations Support Center C.
Site Assembly Area 76
ATTACHMENT 2 (Page 1 of 1)
UNIT 3 COMPONENT KW LOAD RATING CHART f
NOTES
One Computer Room chiller is required to be restarted within 60 minutes of a loss of offsite power in order to maintain operability of DCS and QSPDS.
I Batteiy charger load is dependent on the status of its parallel charger (i.e., in service or de-energized).
I COMPONENT CCW PUMP HIGH-HEAD SI PUMP INTAKE COOLING WATER PUMP RHR PUMP CONTAINMENT SPRAY PUMP ED FIRE PUMP (P39)
NORMAL CONTAINMENT COOLER CRDM COOLER FAN COMPUTER ROOM CHILLER AUXILIARY BLDG EXHAUST FAN BATTERY ROOM NC BATTERY CHARGER 3A1 BATTERY CHARGER 4B2 CONTROL ROOM NC COMPR SWITCHGEARILC 3A NC CHILLER SWITCHGEARJLC 3B NC CHILLER ELECTRICAL EQUIP RM NC EMERGENCY CNTMT COOLER COMPONENT TPCW PUMP CHARGING PUMP SPENT FUEL PIT PUMP PRESSURIZER HEATER (EACH)
TURNING GEAR DRIVE TURNING GEAR LUBE OIL PUMP COMPONENT BATTERY CHARGER 3B1 BATTERY CHARGER 4A2 EMERGENCY LIGHTING INSTRUMENT AIR DRYER DG AUXILIARY EQUIPMENT SWITCHGEARJLC 3A NC AHU SWITCHGEARJLC 3B NC AHU DG AIR COMPRESSOR EDG RM LIGHTING PANEL 3X87 AUXILIARY BLDG SUPPLY FAN H2 ANALYZER HEAT TRACE CABLE SPREADING ROOM NC DG VENT FAN PAGE SYSTEM CONTROL ROOM FILTER FAN COMPUTER ROOM AIR UNIT SWITCHGEAR 3D SUPPLY FAN DG FUEL OIL TRANSFER PUMP H2 ANALYZER PUMP NON-ESSENTIAL LOADS FINAL PAGE COMPONENT AIR SIDE SEAL OIL PUMP BORIC ACID TRANSFER PUMP BEARING LIFT OIL PUMP OIL VAPOR EXTRACTOR HYDROGEN SIDE SEAL OIL PUMP I
33 Procedure No.:
Procedure
Title:
I Page:
I Approval Date:
3-EOP-ES-1.2 Post LOCA Cooldown and Depressurization 6/15/12 ESSENTIAL LOADS KW 380 302 265 222 212 203 77 48 43 33 30 29156 29156 27 26 26 25 23 KW 20/39 20/39 18 18 17 17 17 13 11 9
8 5
5 5
3 3
2 KW 21 13 13 7
3 KW 299 114 82 50 41 33 Wq7/rIe/fm/mr
PTN 2013 NRC Examination RO Answer Key-FINAL 1.
B 26.
D 51.
A 2.
A 27.
B 52, D
3.
C 28.
A 53.
C 4.
C 29.
D 54.
C 5.
B 30.
D 55.
B 6.
A 31.
D 56.
C 7.
C 32.
B 57.
A 8.
D 33.
B 58.
A 9.
B 34.
B 59.
D 10.
D 35.
A 60.
B 11.
B 36.
B 61.
D 12.
B 37.
C 62.
B 13.
C 38.
B 63.
B 14.
B 39.
B 64.
B 15.
B 40.
B 65.
B 16.
C 41.
D 66.
A 17.
C 42.
C 67.
D 18.
B 43.
D 68.
A 19.
A 44.
B 69.
A 20.
A 45.
B 70.
A 21.
D 46.
D 71.
C 22.
A 47.
C 72.
D 23.
A 48.
B 73.
A 24.
A 49.
C 74.
C 25.
B 50.
C 75.
B
PTN 2013 NRC Examination RO Answer Key-FINAL 1.
B 26, D
51.
A 2.
A 27.
8 52.
D 3.
C 28.
A 53.
C 4.
C 29.
D 54.
C 5.
B 30.
D 55.
B 6.
A 31.
D 56.
C 7.
C 32.
B 57.
A 8.
33.
B 58.
A 9.
B 34.
B 59.
D 10.
D 35.
A 60.
B 11.
B 36.
B 61.
D 12.
B 37.
C 13.
C 38.
B 63.
B 14.
B 39.
B 64.
B 15.
B 40.
B 65.
B 16.
C 41.
D 66.
A 17.
C 42.
C 67.
D 18.
B 43.
D 68.
A 19.
A 44.
B 69.
A 20.
A 45.
B 70.
A 21.
D 46.
D 71.
C 22.
A 47.
C 72.
D 23, A
48.
B 73.
A 24.
A 49, C
74.
C 25.
B 50.
C 75.
B
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