ML13204A108

Initial Exam 2013-301 Final RO Written Exam

ML13204A108
Person / Time
Site:	Oconee
Issue date:	07/23/2013
From:	NRC/RGN-II
To:	Duke Energy Carolinas
References
50-269/13-301, 50-270/13-301, 50-287/13-301
Download: ML13204A108 (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 Applicant Information Name:

Date: 07/11/2013 Facility/Unit: Oconee Region:

I II Ill IV ReactorType:WE1CEE1BWGEE1 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. Examination papers will be collected 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> after the examination begins.

Applicant Certification All work done on this examination is my own.

I have neither given nor received aid.

Applicants Signature Results Examination Value 75 Points Applicants Score Points Applicants Grade Percent

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

I (1 point)

Given the following Unit 1 conditions:

The reactor tripped from 100% power A Main Steam relief valve is stuck OPEN An excessive cooldown occurred ES-i and ES-2 actuated The cooldown has been stopped and RCS temperature is 528 °F and slowly rising Indicated pressurizer level is 255 inches and increasing.

1) The first procedure that will be used to control pressurizer level is (1)

2) The indicated pressurizer level that will fit require entry into Technical Specification 3.4.9 (Pressurizer) ACTION statement is (2) inches.

Which ONE of the following completes the statements above?

A.

1. EOP RuleS (MSLB)

2. 265 B.

1. Enclosure 5.5 (Pzr and LDST Level Control)

2. 265 C.

1. EOP Rule 5 (MSLB)

2. 285 D.

1. Enclosure 5.5 (Pzr and LDST Level Control)

2. 285 Page 1 of 75

Oconee Nuclear Station IL T43 ONS R0 NRC Examination Question:

2 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 100%

Current Conditions:

Reactor power = 95% and decreasing 1RC-1 indicates open IRC-66 indicates open Pzr level = 255 inches increasing RCS Wide Range pressure = 2190 psig and decreasing ISA-i 8 A-i Pressurizer Relief Valve Flow Statalarm is locked in 6 LED lights are illuminated for 1RC-66 on the Pressurizer Relief Valve Flow Monitor Which ONE of the following completes the statements listed below?

1) In accordance with the immediate manual actions of AP/i/A/1 700/044, (1) is required to be closed at this time.

2) This transient could have been caused by the failure of a median selected controlling narrow range RCS pressure signal being supplied from RPS Channel (2)

A.

1. onlyiRC-4

2. E B.

1. onlyiRC-4 2.C C.

1. 1RC-1,.IRC-3andIRC-4

2. B D.

1.

1 RC-1, 1 RC-3 and I RC-4 2.A Page 2 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

3 (1 point)

Given the following Unit I conditions:

Time = 0800 SCM=0°F Reactor Power is < 1 %

A Small Break LOCA is in progress EOP Immediate Manual Actions are complete EOP Enclosure 5.1 (ES Actuation) is in progress Time = 0804 SCM=0°F RCPs 1A1, 1A2, IB1 and 1B2 are running EOP Rule 2 (Loss of SCM) is initiated ES Channel 1 failed to go to manual The ES ODD Voter is in OVERRIDE ES Channel 3 was manually initiated RCS WR Pressure is 500 psig and stable Which ONE of the following completes the statements listed below?

I) In accordance with EOP Rule 2, RCPs should be (1) by the operator at 0804.

2) In accordance with EOP Enclosure 5.1, prior to stopping the IA LPI pump (2)

A.

1. stopped

2. ES Channel 3 must be RESET B.

1. stopped

2. NO other actions are required C.

I. left running

2. ES Channel 3 must be RESET D.

I. left running

2. NO other actions are required Page 3 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

4 (1 point)

Given the following Unit 3 conditions:

lnitia conditions Reactor power= 100%

3A CFT Level = 13.56 feet 3A CFT Pressure = 580 psig 3B CFT Level = 12.70 feet 3B CFT Pressure = 585 psig Current conditions:

A Reactor trip occurs due to a Large Break LOCA Which ONE of the following statements below describes the effects resulting from 3A and 3B Core Flood Tank conditions?

A.

3A CFT will discharge an inadequate volume of water into the core due to the CFT level.

B.

3A CFT will discharge an inadequate volume of water into the core due to the CFT pressure.

C.

3B CFT will discharge an inadequate volume of water into the core due to the CFT level.

D.

3B CFT will discharge an inadequate volume of water into the core due to the CFT pressure.

Page 4 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

5 (1 point)

Given the following Unit I conditions:

Core Thermal Power = 100%.

Current conditions:

A Station Blackout occurs at 0600.

APIOIAII700/025 (Standby Shutdown Facility Emergency Operating Procedure) has been initiated.

IXSF is being powered from OXSF.

Based on the current conditions, which ONE of the following completes the statements listed below?

1)

In accordance with station Time Critical Actions, SSF RCMU flow must be established to Unit I RCP seals no later than (1) 2)

1 HP-20 (RCP Seal Return)

(2)_ be operated from Unit I Control Room at this time.

A.

1. 0614

2. can B.

1. 0620

2. can C.

1. 0614

2. cannot D.

1. 0620

2. cannot Page 5 of 75

Oconee Nuclear Station ILT43 ONS R0 NRC Examination Question:

6 (1 point)

Given the following Unit I conditions:

Reactor power 100%

SASS isinmanual ICCM Train B is off-line for maintenance PZR Level Select Pushbutton #2 is selected on 1 UBI ISA-02 C-3 RC (PZR Level High/Low) Statalarm is in alarm ISA-02 0-4 RC (PZR Level Emergency High/Low) Statalarm is in alarm PZR level #2 Dixon meter on I UBI is failed high Actual PZR level is 215 inches and decreasing 1HP-120 (RC Volume Control) is in automatic and fully closed Unit I Current Conditions:

AP/1/A/1700/014 (Loss of Normal HPI Makeup AND/OR RCP Seal Injection) has been initiated PZR Level is being controlled at 220 inches with I HP-I 20 in HAND Based on the current conditions, which ONE of the following completes the statements listed below?

I) A condition that would allow I HP-I20 to be placed back in AUTO would be selecting PZR Level Select Pushbutton #

(I)

2) After the appropriate PZR Level Select Pushbutton is selected, the PZR Emergency High/Low Statalarm will (2)

A.

1.1

2. clear B.

1.3

2. clear C.

1.1

2. remain in alarm D.

1.3

2. remain in alarm Page 6 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

7 (1 point)

Given the following Unit I conditions:

Unit shutdown is in progress.

LPI is aligned in the switchover mode.

RCS Pressure = 150 psig.

Which ONE of the following completes the statements listed below?

1)

If (1) fails closed a loss of decay heat removal will occur.

2) In accordance with AP/26 (Loss of Decay Heat Removal), heat removal will be restored by (2) to control the cooldown.

A.

1. ILPSW-4

2. aligning the LPI system in high pressure mode B.

1. ILPSW-4

2. aligning the LPI system to the other cooler in normal mode C.

1. 1LPSW-5

2. aligning the LPI system in high pressure mode D.

1. ILPSW-5

2. aligning the LPI system to the other cooler in normal mode Page 7 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

8 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power= 100%

The Primary Instrument Air Compressor is isolated for maintenance Current conditions:

1SA-9 A-2 (RCW Header Pressure Low) Statalarm is received Which ONE of the following completes the statements listed below?

1)

In accordance with OP/OIAJ1 106/27 (Instrument Air System),

(1)

Pressure Service Water may be lined up to provide an alternate source of cooling water to the Backup (Worthington) Instrument Air Compressors.

2) 1 SA-9 A-2 may indicate a reduction in cooling provided to the RCP (2LCoolers.

A.

1.Low

2. Seal B.

1.Low

2. Seal Return C.

1.High

2. Seal D.

1.High

2. Seal Return Page 8 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

9 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 60%

IAI RCP was previously secured due to high vibrations Current conditions:

LDST level = 39 The Reactor is tripped.

EPIIIAJI800IOOI (EOP SGTR Tab) has been initiated due to a SGTR on lB SIG RCS depressurization methods are inadequate in minimizing core SCM Which one of the following completes the statements listed below?

1) In accordance with the EOP Steam Generator Tube Rupture Tab, (1) temperature should be used to determine pressurizer spray nozzle delta T.

2) In accordance with the EOP Steam Generator Tube Rupture Tab, Auxiliary Pressurizer Spray may be initiated when pressurizer spray nozzle delta T is less than (2) degrees F.

A.

1. LDST

2. 410 B.

1. LDST

2. 470 C.

1. BWST

2. 410 D.

1. BWST

2. 470 Page 9 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

10 (1 point)

Given the following Unit 3 conditions:

Initial conditions:

Time = 0600 Rule 1 (ATWS / Unanticipated Nuclear Power Production) has been initiated Current conditions:

Time= 0603 RCS pressure is 2455 psig and increasing Which ONE of the following completes the statements listed below?

1) In accordance with Rule 1, an operator will be dispatched to open the Unit 3 CRD 600V normal power supply breaker at 3X9 and alternate 600V power supply breakerat (1)

2) Based on the current conditions, DSS (2) open all four CRD breakers to de energize Control Rod Groups 1-7.

Which ONE of the following completes the statements above?

A.

1.IXI

2. will B.

1.2X2

2. will C.

1.IX1

2. will NOT D.

1.2X2

2. will NOT Page 10 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

11 (1 point)

Given the following Unit I conditions:

Time = 0600 Reactor power = 35%

Time = 0601 Both Main FDW pumps trip Time = 0610 IA SG level = 30 inches XSUR stable lB SG level = 36 inches XSUR increasing

1) At 0600, I RIA-59 & IRIA-60 (1) be used to determine the SG tube leak rate.

2) At0610,SGlevelresponseisdueto (2)

Which ONE of the following completes the statements above?

A.

1. can

2. a loss of Instrument Air to 1FDW-316 B.

1. can

2. a primary to secondary rupture in the 1 B SG C.

1. cannot

2. a loss of Instrument Airto 1FDW-316 D.

I. cannot

2. a primary to secondary rupture in the I B SG Page 11 of75

Oconee Nuclear Station Question:

12 1LT43 ONSRONRCExamination (1 point) 0&-OCT2005 07:41:05 SLILCT FUNf_

KE OP 1IJRN UN 001)0 P1LANR LOOP A I

N 2 POWER B

RC Fl rl 12 2 L_

TPB 0TS(

2600 W LEVEL A

U5%

2500 o

0 100 2400 R

EXTSULEVEL E

2300

/

A

.2sINi S

2200 aBE S

c*JTLFRESS U

2100 r

9BE.4P51G.

/

. 139.5 PSIG R

2000 E

I 9P P

5 10 1200 P03 LEVEL S

./

C)) I 1

1700

.7

/ 7 CW.3 If

/

I U

400 1600

./

/

LIST LEVEL 1551 C)) 1_______________

BI))CH 1502 I.

I I

I 100 500 550 600 1

650 TUB T

561 DEGF m

3TEG 581 008F P:P 625 DEGF S 6 SRT NR B

WR A

TEMPERATURE DEGF LP LOFE OUTLET TEWP 40 DEGF 5,6 ST TE4P 47 DE6F DEl lADED 0 NTSINHEI1T P BLDG DOME T6IP DEGF S C TUBE SHELL OT

l. OEGF T

C 11 SEL:rTIor4 u-o F-=

Unit 1 plant conditions:

Main Steam Line Break occurred 20 seconds ago Plant response as indicated above 1)

Digital ES channels _(1)_ should have automatically actuated.

2)

Diverse HPI (2) have automatically actuated.

Which ONE of the following completes the statements above?

A.

1.

Channels I through 8 2.

should B.

1.

Channels I and 2 ONLY 2.

should C.

1.

Channels 1 through 8 2.

should NOT D.

1.

Channels I and 2 ONLY 2.

should NOT Page 12 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

13 (1 point)

Given the following Unit I conditions:

Reactor power = 100%

Which ONE of the following will result in an AUTOMATIC trip of the Main Turbine?

A.

EHC header pressure 1150 psig B.

High Moisture Separator Reheater level on one level switch on two of four MSRHs C.

780 psig discharge pressure on BOTH Main Feedwater pumps D.

72 psig hydraulic oil pressure on BOTH Main Feedwater pumps Page 13 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

14 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

Station Blackout (power has NOT been restored)

RCS Temperatures 30 minutes after trip o

Tc=548°F o

Th=583°F o

CETC5=585°F SG Pressures = 1010 psig stable Which ONE of the following describes the response of RCS temperature indications over the next five minutes?

RCSTcold CETC A.

Approximately Stable Approximately Stable B.

Approximately Stable Increasing C.

Decreasing Approximately Stable D.

Decreasing Increasing Page 14 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

15 (1 point)

1) Automatic control circuits will close the associated feeder breakers of 1X7, 2X4 &

3X4 after a load shed has occurred and a (1) second timer has timed out.

2) The reason 1X7, 2X4 & 3X4 load shed is to (2)

Which ONE of the following completes the statements above?

A.

1. 30

2. ensure the integrity of the RCP seals B.

1.30

2. prevent overloading the CT-4 or CT-5 transformers C.

1.60

2. ensure the integrity of the RCP seals D.

1.60

2. prevent overloading the CT-4 or CT-5 transformers Page 15 of 75

Oconee Nuclear Station IL T43 ONS R0 NRC Examination Question:

16 (1 point)

Given the following Unit 2 conditions:

Initial conditions:

Reactor power = 100%

Pressurizer (PZR) Level 1 selected 2HP-120 (RC Volume Control) in AUTOMATIC SASS in MANUAL Current conditions:

ICCM Train A experiences a total loss of power 2HP-120 will and will (2) to control PZR level.

Which ONE of the following completes the statement above?

A.

1. automatically swap to manual

2. need to be throttled closed B.

1. remain in automatic

2. need to be throttled closed C.

I automatically swap to manual

2. need to be throttled open D.

1. remain inautomatic

2. need to be throttled open Page 16 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

17 (1 point)

Given the following plant conditions:

Initial conditions:

ALL three Units Reactor power = 100%

3CB battery is inoperable due to low cell voltages Current conditions:

2CA battery is inoperable due to the failure of the 2CA Battery Charger Unit(s) do/does NOT meet the minimum requirements of LCO 3.8.3 (DC Sources Operating).

Which ONE of the following completes the statement above?

A.

2 ONLY B.

2and3ONLY C.

3 ONLY D.

1,2,and3 Page 17 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

18 (1 point)

Given the following Unit 2 conditions:

2SA-l 8/B-I I (TURBINE BSMT WATER LEVEL ALERT) is in alarm 2SA-I8/A-II (TURBINE BSMT WATER EMERGENCY HIGH LEVEL) is in alarm Condenser vacuum = 5 inches Hg stable API1IA/1700/OIO Turbine Building Flood is in progress EOP Turbine Building Flood Tab is in progress I) Decay heat is being removed by using the (I)

2) When LPSW is lost, j[ operating RCPs are stopped (2)

Which ONE of the following completes the statements above?

A.

I. Atmospheric Dump Valves

2. to minimize heat input to the RCS B.

I. Atmospheric Dump Valves

2. due to loss of cooling water C.

1. Turbine Bypass Valves

2. to minimize heat input to the RCS D.

1. Turbine Bypass Valves

2. due to loss of cooling water Page 18 of 75

Oconee Nuclear Station ILT43 ONS R0 NRC Examination Question:

19 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 68% stable 1B2 RCP secured Control Rod Group 7 position = 65% withdrawn Current conditions:

Control Rod Group 7 Rod 1 drops to 40% withdrawn Which ONE of the following completes the statement below:

The CRD system (1) generate a runback and the MAXIMUM final power level (Core Thermal Power) directed by AP/1 (Unit Runback) is (2)

A.

1. will

2. <60%

B.

1. will

2. <45%

C.

1. will NOT

2. <60%

D.

1. will NOT

2. <45%

Page 19 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

20 (1 point)

Given the following Unit I conditions:

Time = 22:00 Reactor power= 100%

Turbine trip Time = 22:05 Reactor power = 11% slowly decreasing

1) In accordance with Rule 6 (HPI), HPI may be throttled when_(1)

NIs are < 1%.

2) Power level is used to determine if throttling HPI is appropriate because it ensures that reactor power is _(2)_.

Which ONE of the following completes the statements above?

A.

1. Wide Range

2. below the point of adding heat B.

1. Wide Range

2. within the capacity of the EFDW system C.

1. Power Range

2. below the point of adding heat D.

1. Power Range

2. within the capacity of the EFDW system Page 20 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

21 (1 point)

Given the following Unit 1 conditions:

Reactor power = 80%

The ICS SG Master controller is in MANUAL A condenser air leak has caused vacuum to slowly decrease with a corresponding increase in feedwater temperature As the feedwater temperature increases, ICS:

1)

(1) adjust feedwater flow.

2)

(2) cause control rods to move due to a reactor cross limit.

Which ONE of the following completes the statements above?

A.

1.will

2. will B.

1. will

2. will NOT C.

1. will NOT

2. will D.

1. will NOT

2. will NOT Page 21 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

22 (1 point)

Given the following Unit 3 conditions:

ReactorinMODE6 Core offload in progress Main Fuel Bridge is withdrawing a fuel assembly that appears to be binding The _(1) interlock will stop the withdrawal of the fuel assembly to prevent fuel Damage. The load setpoint for this interlock is _(2)

Which ONE of the following completes the statement above?

A.

1. TS-1 (Overload Bypass)

2. 2500 lb B.

1. TS-1 (Overload Bypass)

2. 2000 lb C.

1. TS-2 (Hoist Interlock Bypass)

2. 2500 lb D.

1. TS-2 (Hoist Interlock Bypass)

2. 2000 lb Page 22 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

23 (1 point)

Given the following Unit I conditions:

Initial conditions:

ReactorinMODE6 Equipment hatch is open with PORC approval RB Purge in operation Fuel movement in progress Current conditions:

ISA-08/B-9 PROCESS MONITOR RADIATION HIGH in alarm The Reactor Building Purge system has isolated

1) UNIT VENT MONITOR 1 RIA jJ in HIGH alarm would have caused the isolation 2)

If the equipment hatch is closed 33 minutes later, it _(2) meet the requirement for establishing containment closure in accordance with OP/I/Ni 502/009, CONTIANMENT CLOSURE CONTROL.

Which ONE of the following completes the statements above?

A.

1.44

2. does B.

1.44

2. does not C.

1.45

2. does D.

1.45

2. does not Page 23 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

24 (1 point)

Given the following Unit 1 conditions:

Reactor power = 80% for the last week Chemistry reports the following:

o RCS Gross Activity = 1.1 micro ci/mi o

DEl activity = 0.7 micro ci/mI AP/21 (High Activity in RCS) entry has been made

1) API2I (1) requirepowerto be reduced.

2)

If a power reduction is directed by AP/21 (not to comply with Tech Specs or directed by the OSM) the MAXIMUM rate of power reduction is <

(2)

Which ONE of the following completes the statement above?

A.

1. does

2. 3%FP/hr B.

1. does

2. 10%FP/hr C.

1. does NOT

2. 3%FP/hr D.

1. does NOT

2. 10%FP/hr Page 24 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

25 (1 point)

Given the following Unit 2 conditions:

Reactor power = 100%

2SA-1 8/A-Il, TURBINE BSMT WATER EMERGENCY HIGH LEVEL, is in alarm Turbine Building flooding is confirmed The EOP is entered

1) In the Turbine Building Flooding tab of the EOP, Emergency Feedwater pumps (1) required to be utilized to fill the Steam Generators in addition to the Main Feedwater pumps.

2) While maximizing feed to the SGs, the MAXIMUM feed rate limits of Rule 7 (SG Feed Control)

(2) apply while maintaining Tave > 532 °F.

Which ONE of the following completes the statements above?

A.

1. are

2. do B.

I. are

2. do not C.

1. are not

2. do D.

I. are not

2. do not Page 25 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

26 (1 point)

Unit 3 initial plant conditions:

Reactor power = 100%

SBLOCA occurs Current conditions:

Reactor has tripped ALL SCMs = 0 3C HPI pump fails to start 3HP-409is open A HPI Header flow = 485 gpm B Cross Header flow = 410 gpm Seal injection = 40 gpm

1) HPI flow fi)_ have to be throttled in accordance with Rule 6 (HPI).

2) HPI flow (2) be adequate for the worst case SBLOCA.

A.

1. does

2. will B.

1. does

2. will not C.

1. does not

2. will D.

1. does not

2. will not Page 26 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

27 (1 point)

Given the following Unit 2 conditions:

Initial conditions:

Main steam line break occurred on the 2A SG outside of containment The EHT tab of the EOP was completed The crew transitioned to the Forced Cooldown (FCD) Tab Current conditions:

ALL RCPs are OFF The decision has been made to perform a natural circulation cooldown SCM is currently 105°F

1) Level in the 2B SG should be maintained at _(1)_ while performing the cooldown.

2) The current RCS SCM (2) meet the minimum requirement in the FCD tab to begin RCS depressurization as part of the cooldown.

Which ONE of the following completes the statements above?

A.

1. 240 XSUR

2. does B.

1. 240 XSUR

2. does NOT C.

1. 270 XSUR

2. does D.

1. 270 XSUR

2. does NOT Page 27 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

28 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 100%

IRC-1 fails open RCS pressure = 2200 psig decreasing Current conditions:

RCS pressure = 2100 psig decreasing I RC-1 and 1 RC-3 fail to close IAP-44 Abnormal Pressurizer Pressure Control is entered

1) In accordance with IAP-44, the (1)

2) IF the reactor is tripped, the (2) stopped, then if pressure continues to decrease additional RCPs are stopped.

Which ONE of the following completes the statement above?

A.

1. reactor is required to be tripped regardless of power

2. IA1RCPONLYis B.

1. reactor is required to be tripped regardless of power

2. IA1 and 1A2 RCP5 are C.

1. reactor is required to be tripped only if above 70% power

2. IAI RCP ONLY is D.

1. reactor is required to be tripped only if above 70% power

2. IAI and 1A2 RCP5 are Page 28 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

29 (1 point)

Given the following Unit 3 plant conditions:

Reactor power is in the power range 3 RCPs operating

1) To meet the interlock to start the 4 th RCP, the MAXIMUM reactor power is (1).

2) The reason for the above interlock is to prevent (2)

Which ONE of the following completes the statements above?

A.

1.40%

2. a reactivity excursion B.

1. 40%

2. core lift C.

1. 50%

2. a reactivity excursion D.

1. 50%

2. core lift Page 29 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

30 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

1A HPI pump operating A plant transient occurs Current conditions:

RC MAKEUP FLOW =0 gpm stable SEAL INLET HDR FLOW = 32 gpm stable 1)

In accordance with the Limits and Precautions of OP/1/A/1104/002 (HPI System) the IA HPI pump (1) above the MINIMUM flow required for indefinite operation.

2) This MINIMUM flow is based on (2).

Which ONE of the following completes the statements above?

A.

I.is

2. possible HPI pump damage B.

1.is

2. minimizing thermal shock to the HPI injection nozzle thermal sleeves C.

1. is NOT

2. possible HPI pump damage D.

1. is NOT

2. minimizing thermal shock to the HPI injection nozzle thermal sleeves Page 30 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

31 (1 point)

Given the following Unit 2 conditions:

Initial conditions:

Reactor in MODE 6 The Fuel Transfer Canal is flooded Current conditions:

All LPI pumps trip and cannot be restored The crew has entered AP/2/A117001026, Loss of Decay Heat Removal 2LP-1 and 2LP-2 are OPEN Which ONE of the following describes the appropriate actions to take in accordance with AP/2/N1 700/026?

A.

Initiate Enclosure 5.7 (DHR Using SF Cooling) and align the B SF cooling pump to take suction from the decay heat drop line and discharge to the SF pool.

B.

Initiate Enclosure 5.7 (DHR Using SF Cooling) and align the B SF cooling pump to take suction from the FTC deep end and discharge to the SF pool.

C.

Align HPI for injection mode with water flowing through the core and out the lowest RCS opening into the FTC.

D.

Align HPI for injection mode with water flowing through the core and out the lowest RCS opening into the RB Basement.

Page 31 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExaminaiion Question:

32 (1 point)

Given the following Unit I conditions:

A Reactor trip from 100% power has occurred due to a Small-Break LOCA.

EOP Enclosure 5.1 (ES Actuation) in progress 1HP-24 and 1HP-25 failed CLOSED IA, 1B and IC HPI Pumps are running 1)

IA and 1 B LPI pumps (1) required to be started.

2) One HPI pump (2)_ required to be secured.

Which ONE of the following completes the statements above?

A.

1. are

2. is B.

1. are 2.

is not C.

1. are not 2.

is D.

I. are not 2.

is not Page 32 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

33 (1 point)

Given the following Unit I conditions:

Quench Tank pressure is 25 psig due to 1 RC-66 (PORV) leaking by Quench Tank pressure is being lowered using Enclosure 4.5 (Lower QT Pressure) of OP/i/All 104/17, Quench Tank Operations 1GWD-12 (QUENCH TANK VENT INSIDE RB) is OPEN Vent Header Pressure is +3 inches GWD-i is in AUTO I) In accordance with OP/i/NI 104/17, 1 GWD-13 (QUENCH TANK VENT RB) should be (1) to lower Quench Tank pressure.

2) GWD-1 is initially expected to (2) in response to the current vent header pressure.

Which ONE of the following completes the statements above?

A.

1. cycled open and closed

2. open B.

I. cycled open and closed

2. close C.

I. opened continuously

2. open D.

I. opened continuously

2. close Page 33 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

34 (1 point)

Given the following Unit I Conditions:

Reactor power = 100%

1)

(1) would result in an increase in CC Cooler outlet temperature °F.

2) Letdown Cooler CC outlet temperature is monitored by (2)

Which ONE of the following completes the statements above?

A.

1.

Throttling open IHP-7 2.

OAC indication ONLY B.

1.

Throttling open IHP-7 2.

OAC indication AND Control Room temperature gage C.

1.

Placing 1HP-l4inBLEED 2.

OAC indication ONLY D.

3.

Placing IHP-14 inBLEED I.

OAC indication AND Control Room temperature gage Page 34 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

35 (1 point)

Given the following Unit I conditions:

Initial conditions:

IB CC Pump is in ON and is running.

lA CC Pump is in AUTO and is off.

The air supply to 1CC-S completely severs.

Current conditions:

Operators have manually re-opened 1 CC-8.

1) 1 B CC Pump (1) when the air supply to I CC-8 severs.

2) IA CC Pump (2) automatically start when 1CC-8 is manually opened.

Which ONE of the following completes the statements above?

A.

1. trips 2.

will B.

1. trips

2. will NOT C.

1. remains running

2. will D.

1. remains running

2. will NOT Page 35 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

36 (1 point)

Which ONE of the following, concerning Unit 1 Group C Pressurizer heaters, completes the statement:

Unit I Group C Pressurizer heaters are powered from MCC _(1), and _(2) be controlled from the Unit I Aux Shutdown Panel.

A.

1. IXSF

2. can B.

1. PXSF

2. can C.

1. 1XSF

2. can NOT D.

1. PXSF

2. can NOT Page 36 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

37 (1 point)

Given the following Unit I Conditions:

Time = 1200 Reactor power = 100%

lB RPS Channel RCS Pressure fails LOW lB RPS Channel is inadvertently placed in Shutdown Bypass Time = 1230 IC RPS Channel loses power

1) At 1200, the RPS trip logic is Jj)

2) At 1230, an automatic reactor trip (2) occur.

Which ONE of the following completes the statements above?

A.

1.

1/3

2. will B.

1. 2/3

2. will C.

1.

1/3

2. will NOT D.

1. 2/3

2. will NOT Page 37 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

38 (1 point)

Given the following Unit I conditions:

Time = 1200 Reactor trips from 100% power due to a IA MSLB Core SCM = 0°F AlINIs<1%

Time= 1212 RCS temperature has been stabilized at 498°F Time = 1220 CoreSCM=0°Fstable Pzr level = 120 inches increasing

1) In accordance with Rule 5 (MSLB),

(1) will be used for RCS temperature control after 1212.

2) In accordance with Rule 6 (HPI), throttling of HPI (2) allowed at 1220.

Which ONE of the following completes the statements above?

A.

1.Tc 2.

is B.

1.Tc 2.

is NOT C.

1. CETCs 2.

is D.

1. CETCs 2.

is NOT Page 38 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

39 (1 point)

Given the following Unit I Conditions:

Time = 0500:

Reactor power = 25%

IA and 1C RBCUs operating in HIGH speed lB RBCU is operable and OFF Time = 0501:

A LOCA occurs ES channels 1-5 actuate ALOOPoccurs Time = 0505:

Offsite power is restored to Unit I Which ONE of the following describes RBCU status at time 0506?

IC RBCU is _(1) and lB RBCU is (2).

A.

1. operating in LOW speed

2. operating in LOW speed B.

1. operating in LOW speed

2. OFF C.

1. OFF

2. operating in LOW speed D.

1. OFF

2. OFF Page 39 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

40 (1 point)

Given the following Unit I conditions:

The Reactor trips from 100% power due to a LBLOCA.

Which ONE of the following completes the statement:

(1) is added to the RB Emergency Sump to allow RBS to (2)

A.

1.

LiOH (Lithium Hydroxide)

2. minimize hydrogen production from the boric acid reaction with Zircoloy B.

1.

LiOH (Lithium Hydroxide)

2. aid in keeping Iodine in solution, ultimately reducing offsite dose C.

1. TSP (Trisodium Phosphate Dodecahyd rate) 2.

minimize hydrogen production from the boric acid reaction with Zircoloy D.

1. TSP (Trisodium Phosphate Dodecahyd rate)

2. aid in keeping Iodine in solution, ultimately reducing offsite dose Page 40 of 75

Oconee Nuclear Station ILT43 ONS R0 NRC Examination Question:

41 (1 point)

Given the following Unit I conditions:

Time= 0400 A LOCA has occurred Reactor Building pressure is 7.1 psig and increasing iSA-i/Cu (ES7TRIP) is alarming 1SA-i/Dll (ES 8 TRIP) is NOT alarming At 0400:

1) The status of ISA-I/Cl 1 (1) correct.

2) 1BS-2 (2) be OPEN.

Which ONE of the following completes the statements above?

A.

1.

is

2. will B.

1.

is 2.

will NOT C.

1.

is NOT 2.

will D.

1.

is NOT

2. will NOT Page 41 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

42 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 22%

The Turbine is online.

OP/I/NI 106/014, Enclosure 4.2, Startup of Moisture Separator Reheaters (Turbine Online) is in progress 1 HD-92/1 HD-645 Moore Controller and I HD-95/1 HD-647 Moore Controller are in AUTOMATIC I HD-92 and I HD-95 are OPEN Current conditions:

1 HD-92/1 HD-645 and I HD-95/1 HD-647 Moore controllers have experienced a loss of power The upstream side of I HD-92 and I HD-95 is 5°F warmer than the downstream side

1) When power is restored to I HD-92 & 1 HD-645 and 1 HD-95/1 HD-647, with NO additional operator actions, 1 HD-92 and 1 HD-95 (SSRH Tank Level Control) will be operating in (1)

2) With NO additional operator actions, a water hammer event _(2) likely to occur.

Which ONE of the following completes the above statements?

A.

I. automatic 2.

is NOT B.

1. automatic 2.

Is C.

1. manual 2.

is NOT D.

1. manual 2.

Is Page 42 of 75

Oconee Nuclear Station ILT43 ONS R0 NRC Examination Question:

43 (1 point)

Unit 1 initial conditions:

Reactor power = 50%

IA and lB SG levels 30% Operating Range Current conditions:

IA1 and IBI RCPs trip Based on the above conditions, with NO operator actions, which ONE of the following states where SG levels will be controlled?

A.

240 inches on the Extended Startup Range.

B.

30 inches on the Extended Startup Range.

C.

25 inches on the Startup Range.

D.

50% on the Operating Range.

Page 43 of 75

Oconee Nuclear Station 1LT43 ONS RO NRC Examination Question:

44 (1 point)

Given the following Unit I conditions:

A Reactor trip has occurred.

Main Feedwater, Condensate Booster Pumps and Emergency Feedwater are unavailable.

Rule3isinitiated.

Rule 4 is in progress, but HPI cooling is inadequate.

The crew is performing actions in the LOHT tab.

A SSF Event is NOT in progress.

All SCM > OF.

1) In accordance with the LOHT tab, the preferred method of feeding the SGs is via (1)

2) After heat transfer is established, the maximum flow rate is (2) in accordance with Rule 7.

Which ONE of the following completes the statements above?

A.

1. SSF-ASW

2. 400 gpm B.

1. SSF-ASW

2. 500gpm C.

1. Station ASW

2. 400 gpm D.

1. Station ASW

2. 500 gpm Page 44 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

45 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 50%.

Loss of main feedwater.

Current conditions:

RCS temperature 546 °F decreasing.

PZR Level 45 decreasing.

RCS pressure 2015 psig decreasing.

A SG pressures = 995 psig decreasing.

B SG pressures = 1010 psig stable.

Which ONE of the following correctly completes the statements below:

1) Assuming no operator actions, the malfunction that would result in the above conditions is (2), and 2)

In accordance with the EHT tab of EP/1/N1 800/001, _(2)

SG/SGs is/are required to be isolated.

A.

1. the CSAE steam supply relief valve failing OPEN

2. both B.

1. the CSAE steam supply relief valve failing OPEN

2. a single C.

1. IFDW-3l5failingOPEN 2.

Both D.

1.

1 FDW-315 failing OPEN

2. a single Page 45 of 75

Oconee Nuclear Station IL T43 ONS R0 NRC Examination Question:

46 (1 point)

Given the following plant conditions:

ACB-2 (Keowee 2 Generator BKR) CLOSED ACB-3 (Keowee 1 Emergency Feeder BKR) CLOSED A LOOP (Switchyard Isolation) causes ALL 4160 V switchgear (ITC, 1TD, and 1TE) to de-energize.

Which ONE of the following describes the response of Keowee switchgear power supplies?

A.

IX switchgear de-energizes and then is restored 15 seconds later B.

2X switchgear de-energizes and then is restored 36 seconds later C.

lx switchgear de-energizes and MUST be restored manually D.

2X switchgear de-energizes and MUST be restored manually Page 46 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

47 (1 point)

The Operators have been directed to synchronize KHU-2 to the grid in accordance with OP/0/AJl 106/019, Keowee Hydro at Oconee.

The operators note the following indications:

Grid Frequency is 60.1 Hz Keowee Frequency is 59.7 Hz Keowee Line Voltage is 13.9KV Keowee 2 Output Voltage is 15.0 kV

1) Whatdirection isthesynchroscopeturningforthe noted conditions I

?

2) Raising on the UNIT 2 AUTO VOLTAGE ADJUSTER will cause the 2

voltage to rise.

A.

1. Clockwise.

2. KEOWEE 2 LINE VOLTS B.

1. Clockwise.

2. KEOWEE 2 OUTPUT VOLTS C.

1. Counterclockwise.

2. KEOWEE2 LINE VOLTS D.

1. Counterclockwise.

2. KEOWEE 2 OUTPUT VOLTS Page 47 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

48 (1 point)

Given the following plant conditions:

ICA Battery charger fails

- voltage output 0 vdc 1CA Battery voltage

- l25vdc IDCB Bus voltage-l27vdc Unit 2 DC Bus voltage

- 1 23vdc Unit 3 DC Bus voltage

- l26vdc Which ONE of the following will supply power to 1 DIA panelboard?

A.

1CA battery B.

Unit 3 DC bus C.

1DCB bus D.

Unit 2 DC bus Page 48 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

49 (1 point)

Given the following plant conditions:

All three units at 50% power ITC is de-energized KHU-1 is not running KHU-1 is aligned to the underground At 1245:

PCB 8 and 9 trip open and lock out ES channel I and 2 Keowee Emergency Start Signal has been received With no operator action, which one of the following correctly describes the status of KHU-1 at 1250?

A.

KHU-1 is operating. KHU-1 control power is supplied by Battery #1 B.

KHU-1 is operating. KHU-1 control power is supplied by Battery Charger #1 energized via KHU-1 C.

KHU-1 is NOT operating. KHU-1 control power is not available due to ITC being deenergized D.

KHU-1 is NOT operating. KHU-1 control power is not available due to PCB 8 and 9 being open Page 49 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

50 (1 point)

An Operator has just completed adjusting the setpoints on I RIA-57, High Range Containment Monitor, in accordance with PT/O/A/0230/OO1, Radiation Monitor Check.

Which ONE of the following is an indication of a satisfactory source check?

A.

Alert Alarm Actuation ONLY B.

Alert AND High Alarm Actuation C.

Area Monitor Fault Alarm Actuation D.

Indication remains at.75 R/HR with no alarms Page 50 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

51 (1 point)

Given the following Unit 3 conditions:

Initial conditions:

Reactor Power = 100%

3A LPSW Pump operating LPSW Line leak occurs Current conditions:

Unit 3 LPSW Pressure = 60 psig, decreasing slowly Operating LPSW pump(s) amps slowly increasing Which ONE of the following describes the status of the Unit 3 LPSW Pumps and an appropriate action per API3IAI1 700/024, Loss of LPSW?

A.

ONLY 3A LPSW pump is running; secure operating LPSW pump.

B.

ONLY 3A LPSW pump is running; reduce LPSW loads as needed.

C.

BOTH 3A and 3B LPSW pumps are running; reduce LPSW loads as needed.

D.

BOTH 3A and 3B LPSW pumps are running; secure operating LPSW pumps.

Page 51 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

52 (1 point)

Given the following plant conditions:

ALL off-site power sources have been lost (230KV and 525KV transmission lines)

Keowee has energized the MFB via the underground power path IA pressure = 85 psig and decreasing ALL Diesel air compressors are OFF No operator actions have been taken Which ONE of the following describes IA compressors that will be operating?

A.

ONLY the Back-up Instrument Air Compressors will be operating B.

ONLY the Auxiliary Instrument Air Compressors will be operating C.

ALL Auxiliary Instrument Air Compressors and ALL Back-up Instrument Air Compressors will be operating D.

ALL Auxiliary Instrument Air Compressors and the Primary Instrument Air Compressor will be operating Page 52 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

53 (1 point)

Given the following Unit 1 conditions:

Reactor power= 100%

A complete loss of Instrument Air (IA) çj Auxiliary Instrument Air (AlA) occurs.

Which ONE of the following describes RCP seal cooling and Pressurizer level response?

RCP Seal cooling will be maintained by (1) and pressurizer level will (2).

ASSUME NO OPERATOR ACTIONS A.

1. Component Cooling

2. decrease B.

1. Component Cooling 2.

increase C.

1.

HPI Seal Injection

2. decrease D.

1.

HPI Seal Injection 2.

increase Page 53 of 75

Oconee Nuclear Station 1LT43 ONS RO NRC Examination Question:

54 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor Power = 100%

Reactor Building average temperature = 120°F stable RBCUs IA, IB, & 1C running in High Speed Current conditions:

Inadvertent ES Channel 5 actuation Based on these conditions, which ONE of the following describes the response of RB Pressure and the RB high pressure limit per TS 3.6.4, Containment Pressure?

1) With NOoperatoraction, RB Pressure will (1)

2) The RB high pressure TS Limit is _(2)

A.

1. slowlyincrease

2. <1.2psig B.

1. slowly increase

2. <2.45 psig C.

1. remain the same

2..1.2psig D.

1. remain the same 2.

2.45 psig Page 54 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

55 (1 point)

Given the following Unit I conditions:

Initial conditions:

LOCA occurs RB Pressure = 4.5 psig increasing RCS Pressure = 1500 psig decreasing Current conditions:

Time= 0500 RB Pressure = 2.5 psig stable RCS Pressure = 1800 psig stable ES reset is desired

1) Depress RESET for ES Channels__(1)to allow the HPI pumps ES logic to be reset.

2) At 0500, the Diverse HPI Bistable Tripped light (2) be illuminated.

Which ONE of the following completes the statements above?

A.

1. land2

2. will B.

1. land2

2. will NOT C.

1. 3and4

2. will D.

1. 3and4

2. will NOT Page 55 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

56 (1 point)

Which one of the following conditions would result in a Control Rod Out Inhibit?

A.

Count rate = 675 cps increasing and Wide range NI-i startup rate = 1.8 dpm B.

Count rate = 675 cps increasing and Source range NI-i startup rate = i.idpm C.

Reactor Power = 62% and Control Rod Group 1 loses its Group Out Limit D.

Reactor Power = 58% and Group 6 Rod 5 becomes misaligned by >9 inches Page 56 of 75

Oconee Nuclear Station IL T43 ONS R0 NRC Examination Question:

57 (1 point)

Unit I was operating at 100% power when the following trends were observed:

RCS pressure began to lower Pressurizer level began to rise Subcooling Margin (SCM) began to lower Quench tank level began to rise Quench tank pressure began to rise Which one of the following correctly describes the initial effect on containment when these trends are observed?

A.

Containment pressure rises. Containment radiation levels increase.

B.

Containment pressure rises. Containment radiation levels remain constant.

C.

Containment pressure remains constant. Containment radiation levels increase.

D.

Containment pressure remains constant. Containment radiation levels remain constant.

Page 57 of 75

Oconee Nuclear Station 1LT43 ONS RO NRC Examination Question:

58 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 90% stable Control Rod Group 8 = 35% withdrawn Reactor Engineering has requested that Group 8 be withdrawn an additional 5%

Current conditions:

OP/I/A/l 105/019 (Control Rod Drive System) Enclosure 4.2 (Operation of APSR5) in progress Diamond remains in AUTO during Group 8 movement

1) Prior to Group 8 movement the SEQ OR switch (1) be placed in the ON position.

2) During Group 8 withdrawal the CRD TRAVEL lights on the Diamond (2) indicate Group 8 movement.

Which ONE of the following completes the statements above?

A.

1.will

2. will B.

1. will

2. will NOT C.

1. will NOT

2. will D.

1. will NOT

2. will NOT Page 58 of 75

Oconee Nuclear Station 1LT43 ONS RO NRC Examination Question:

59 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

OAC Computer is out of service Current condilions:

Power Range channel I Nl-5 begins to drift low and is removed from service for calibration.

Which ONE of the following describes the instrumentation used to determine quadrant power tilt in accordance with OP/1/A11105/014, Control Room Instrumentation Operation and Information?

A.

The three operable NI channels B.

Incore Detectors C.

Backup Incore Detectors D.

Quadrant power tilt cannot be determined Page 59 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

60 (1 point)

Given the following Unit I conditions:

Reactor power = 100%, steady state.

The Operator Aid Computer (OAC) Subcooling Margin (SCM) program indicates that I of the 47 Core Exit Thermocouples (CETC5) is reading 65°F higher than any of the others.

1) The input from this CETCto the OAC SCM program is (1)

2) The computer calculated SCM will be (2)

Which ONE of the following completes the statements above?

A.

1. valid

2. higher B.

1. valid

2. unaffected C.

1. notvalid

2. higher D.

1. notvalid

2. unaffected Page 60 of 75

Oconee Nuclear Station IL T43 ONS RO NRC Examination Question:

61 (1 point)

Unit I is in Mode 5 with Reactor Building Main Purge in operation.

Which ONE of the following will cause the RB Main Purge Fan to trip?

A.

Suction pressure = 5 inches of water vacuum B.

I RIA-45, UNIT VENT GAS NORM, reaches its ALERT setpoint C.

Statalarm ISA9/B-3, RBV PURGE INLET TEMPERATURE LOW, alarms D.

I PR-3 (RB PURGE CONTROL) green CLOSED light is lit and red OPEN light is off on 1 VB2 Page 61 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

62 (1 point)

Unit I is in a refueling outage with the following conditions:

The reactor has been refueled It is desired to drain the Fuel Transfer Canal with ONLY a SF Cooling Pump and NOT use LPI Pump(s)

LPI is in service providing decay heat removal OP/l/A111021015, Filling and Draining FTC, is in progress to drain the Fuel Transfer Canal in preparation for setting the Reactor Head onto the Vessel OP/I IA/i 102/015 Enclosure 4.9, Draining FTC, has just been entered

1) Enclosure 4.9 will align the (1)

SF Cooling Pump to take suction from the FTC deep end and discharge to the Ui BWST.

2)

If FTC level is lowered too far, damage to the (2) could occur.

Which ONE of the following completes the statements above?

A.

1.

lB

2. aligned SF cooling pump B.

1.

lB

2. operating LPI pump(s)

C.

1.1C

2. aligned SF cooling pump D.

tIC

2. operating LPI pump(s)

Page 62 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

63 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor tripped earlier this shift and is in Mode 3 Cooling down on the Turbine Bypass Valves with the controllers in HAND Current conditions:

Statalarm ISA-02 B-12, ICS HAND POWER FAILURE annunciates.

1) An operator dispatched per AP/023, Loss of ICS Power, reports that (1) on the Static Inverter Bypass Switch panel is NOT its normal position, and painters are in the area.

2) With these conditions, the Turbine Bypass Valves are operable in (2)

Which ONE of the following completes the statements above?

A.

I. SW#2

2. AUTO only B.

1. SW#3

2. AUTO only C.

I. SW#2

2. AUTO orHAND D.

1. SW#3

2. AUTO orHAND Page 63 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

64 (1 point)

Unit I plant conditions:

Reactor power = 100%

50 gpd tube leak 1A Steam Generator for approximately I week An increase in activity is reported in Chemical Treatment Pond (CTP) #3 Which ONE of the following describes an event which would cause this increase and the action(s) required to mitigate this event?

A.

I RIA-31 (LPI Cooler) activity is increasing and this will increase activity levels in CTP#3.

Isolate and repair the faulty cooler.

B.

I RIA-33 (LW Release) interlock has failed and a Waste Monitor Tank release continues from the Radwaste Building.

Stop the Waste Monitor Tank release.

C.

I RIA-42 (RCW) activity is increasing and this will increase activity levels in CTP#3.

Isolate and repair the faulty cooler.

D.

1 RIA-54 (TBS) interlock has failed and the Turbine Building Sump is being continually pumped.

Open and White Tag IA and I B TBS Pump breakers.

Page 64 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

65 (1 point)

Given the following plant conditions:

ALL three (3) Oconee units at 100% power The OSM has receive notification of Condition A for the Intake Canal APII3 (Dam Failure) has been entered CCW-8 (Emergency CCW Discharge) To Tailrace, has been CLOSED

1) CCW-8 should be de-energized by opening its supply breaker within (1)

2) This is done to ensure it j)

Which ONE of the following completes the above statements?

A.

1.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> 2.

will not open if submerged B.

1. 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />

2. will not open if submerged C.

1.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> 2.

is safe to manually operate in subsequent steps D.

1. 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> 2.

is safe to manually operate in subsequent steps Page 65 of 75

Oconee Nuclear Station IL T43 ONS R0 NRC Examination Question:

66 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

Blackout in progress An RO has initiated AP/25 (SSF EOP)

Breaker transfer in the SSF is complete

1) The SSF RO will initiate feed with the (1) 2)

If required, 1RC-4 will be closed by (2)

Which ONE of the following completes the statements above?

A.

1.

SSF RC Makeup pump ONLY 2.

using the switch in the Unit I control room B.

1.

SSF RC Makeup pump ONLY 2.

directing the RO in the SSF control room C.

1.

SSF RC Makeup pump SSF Aux Service Water pump 2.

using the switch in the Unit I control room D.

1.

SSF RC Makeup pump SSF Aux Service Water pump 2.

directing the RO in the SSF control room Page 66 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

67 (1 point)

A normal plant startup is in progress with the following operations scheduled to occur:

0800 the Turning Gear Oil Pump (TGOP) is started 0900 an HPI Pump is started in the process of swapping operating pumps.

In accordance with OMP 1-02, RULES OF PRACTICE:

1) _(1) is the earliest time that an announcement is made for starting the above pumps.

2)

If a safety barrier is in place, confirmation that there are no personnel in the immediate vicinity of the 4160 volt breaker (2)_ required.

Which ONE of the following completes the statements above?

A.

1. 0759

2. is B.

1. 0759

2. is NOT C.

1. 0859

2. is D.

1. 0859

2. is NOT Page 67 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

68 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

LDST level = 75 stable Group 7 rod position = 94% withdrawn Makeup to LDST initiated from IA BHUT Neutron error = 0 stable Current conditions:

I HP-i 5 Bailey controller indicates 470 gallons added to LDST IA Bleed Transfer Pump secured Which ONE of the following would describe a diverse indication that 470 gallons of IA BHUT had been added to the LDST?

LDST level is approximately LI]

inches and neutron error will become A.

1.90

2. positive B.

1.90

2. negative C.

1.95

2. positive D.

1.95

2. negative Page 68 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

69 (1 point)

Given the following Unit I conditions:

Unit startup in progress Turbine Generator startup is in progress using OP/i/NI 106/001 TURBINE GENERATOR, Enclosure 4.1 TURBINE GENERTOR STARTUP

1) Selecting the Turbine Load pushbutton sends a signal to (1)

2) This evolution is performed (2)

Which ONE of the following completes the statements above?

A.

1. close the Turbine Bypass Valves which in turn, causes the Turbine Control Valves to open to maintain steam pressure constant

2. prior to paralleling to the grid B.

1. close the Turbine Bypass Valves which in turn, causes the Turbine Control Valves to open to maintain steam pressure constant

2. after paralleling to the grid C.

1. open the Turbine Control Valves which in turn, causes the Turbine Bypass Valves to close to maintain steam pressure constant

2. prior to paralleling to the grid D.

1. open the Turbine Control Valves which in turn, causes the Turbine Bypass Valves to close to maintain steam pressure constant

2. after paralleling to the grid Page 69 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

70 (1 point)

Given the following Unit 2 conditions:

Reactor startup in progress Control Rod Groups 1-4 are fully withdrawn Control Rod Group 5 is 5% withdrawn A group 2 safety rod drops fully into the core and cannot be moved SDM has been determined NOT to be within the limit specified in the COLR Based on the above conditions:

1) Is entry into TS 3.1.5, SAFETY ROD POSITION LIMITS, required?

2) What is the maximum time allowed to initiate boration to restore SDM to within the limit stated in the COLR?

A.

1. yes 2.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> B.

1. yes

2. 15 minutes C.

1.no 2.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> D.

ino

2. 15 minutes Page 70 of 75

Oconee Nuclear Station 1LT43 ONSRONRCExamination Question:

71 (1 point)

Unit 1 plant conditions:

Reactor power = 100%

Based on the above condition, which ONE of the following describes a condition that would require entry into a Tech Spec ACTIONS table?

A.

UST level = 6.5 feet B.

BWST level = 47.3 feet C.

CFT-FYressure = 630 psig ft D.

BWST temperature = 101.5 F Page 71 of 75

Oconee Nuclear Station 1LT43 ONS RO NRC Examination Question:

72 (1 point)

Which ONE of the following describes the operation of the Unit Vent Radiation Monitors RIA-45 and RIA-46 when the switchover acceptance range setpoint is reached?

RIA-45 will read (1) and RIA-46 will provide (2)

A.

1. offscalehigh

2. only alarm and unit vent radiation level indication B.

1. offscale high

2. the same interlock functions that RIA-45 performs)

C.

1. ZERO

2. only alarm and unit vent radiation level indication D.

1. ZERO

2. the same interlock functions that RIA-45 performs Page 72 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

73 (1 point)

Given the following Unit 3 conditions:

3A GWD gas tank release in progress Release is at 2/3 Station Limit 1)1 RIA-45 High and Alert setpoints will be set at (1)_ the normal 1/3 Station Limit as listed in PT/O/N230/OO1 (Radiation Monitor Check).

2) If I RIA-45 High alarm setpoint is reached, the 3A GWD gas tank release (2)

Which ONE of the following completes the statements above?

A.

1. double

2. will automatically terminate B.

1. double

2. must be manually terminated C.

1. half

2. will automatically terminate D.

1. half

2. must be manually terminated Page 73 of 75

Oconee Nuclear Station IL T43 ONS R0 NRC Examination Question:

74 (1 point)

Given the following Unit 3 conditions:

Initial conditions:

Reactor power= 100%

Current conditions:

Chlorine gas is entering the Control Room due to an accidentally dropped cylinder.

The CRS has implemented AP/3/N1700/008 (Loss of Control Room).

1) The ROwillgotothe (1)

2) Bank 2 Groups (2)

Pzr heaters will be used to control RCS pressure from this location.

Which ONE of the following completes the statements above?

A.

1. Standby Shutdown Facility

2. BandD B.

1. Standby Shutdown Facility

2. BandC C.

1.

Unit 3 Auxiliary Shutdown Panel

2. BandD D.

1.

Unit 3 Auxiliary Shutdown Panel

2. BandC Page 74 of 75

Oconee Nuclear Station ILT43 ONS RO NRC Examination Question:

75 (1 point)

Unit 3 initial conditions:

Reactor power =100%

LPSW Pump Auto Start Circuitry is enabled Time = 0400:

A rupture in the Unit 3 LPSW discharge header occurs.

Time = 0402:

LPSW header pressure has decreased to 20 psig with the following alarms actuated:

o 35A-9/B-9 LPSW RBCU A Cooler Rupture o

3SA-9/C-9 LPSW RBCU B Cooler Rupture o

35A-9/D-9 LPSW RBCU C Cooler Rupture o

3SA-9/A-9 LPSW Header A/B Pressure Low o

OAC computer point D2100, RCP MTR CLR INL HDR FLOW LO/N ORMAL

1) RB Aux Coolers LPSW supply and return valves, 3LPSW-1054, 1055, 1061, and 1062, are (1)

2) The LPSW 3A and 3B Hdr From RX BLDG Auto Isolation valves, 3LPSW-1 121, 1122,1123,andll24,are (2)

Assuming no manual operator actions, which ONE of the following completes the statements above?

A.

1.

open 2.

open B.

1.

open 2.

closed C.

1.

closed 2.

open D.

1. closed

2. closed Page 75 of 75

Examination KEYfor: 1LT43 ONS RO NRC Examina Question Answer Number A

2 A

3 C

4 A

5 D

6 A

7 C

8 B

9 C

10 D

11 D

12 C

13 D

14 A

15 D

16 B

17 D

18 B

19 D

20 B

21 B

22 A

23 D

24 A

25 A

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Examination KEYfor: 1LT43 ONS RO NRC Examina Question Answer Number 26 C

27 B

28 B

29 C

30 C

31 A

32 B

33 B

34 A

35 A

36 D

37 A

38 B

39 D

40 D

41 D

42 C

43 C

44 B

45 D

46 A

47 D

48 A

49 A

50 D

Printed 7/11/2013 4:09:06 PM Page 2 of3

Examination KEYfor: ILT43 ONS RO NRC Examina Question Answer Number 51 C

52 B

53 D

54 A

55 B

56 C

57 D

58 D

59 C

60 D

61 D

62 A

63 D

64 D

65 A

66 B

67 D

68 A

69 D

70 B

71 C

72 D

73 D

74 C

75 A

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