Latest revision as of 06:35, 11 January 2025

Text

Initial Exam 2013-301 Final SRO Written Exam
	ML13204A110
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: ML13204A110 (107)
	v • d • e

ES-401 Site-Specific SRO Written Examination Form ES-401-8 Cover Sheet U.S. Nuclear Regulatory Commission Site-Specific SRO Written Examination Applicant Information Name:

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

I II III 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 overall, with 70.00 percent or better on the SRO-only items if given in conjunction with the RO exam; SRO-only exams given alone require a final grade of 80.00 percent to pass. You have 8 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months to complete the combined examination, and 3 hours3.472222e-5 days 8.333333e-4 hours 4.960317e-6 weeks 1.1415e-6 months if you are only taking the SRO portion.

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

I have neither given nor received aid.

Applicants Signature Results RO/SRO-Only/Total Examination Values 75

/

25

/ 100 Points Applicants Scores

/

Points Applicants Grade

/

Percent

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

I (1 point)

Given the following Unit I 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 willf 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 Rule 5 (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 100

Oconee Nuclear Station 1LT43 ONS SRO 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 1RC-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/1/N1 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. only IRC-4

2. E B.

1. only 1RC-4 2.C C.

1. IRC-11RC-3andlRC-4

2. B D.

1. 1RC-i,1RC-3andlRC-4 2.A Page 2 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 IAI, 1A2, 1BI 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?

1) 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.

1. left running

2. ES Channel 3 must be RESET D.

1. left running

2. NO other actions are required Page 3 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

4 (1 point)

Given the following Unit 3 conditions:

Initial conditions Reactor power= 100%

3A CFT Level = 13.56 feet 3A CFT Pressure = 580 psig 3B OFT Level = 12.70 feet 3B OFT 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 OFT will discharge an inadequate volume of water into the core due to the OFT pressure.

C.

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

D.

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

Page 4 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

5 (1 point)

Given the following Unit I conditions:

Core Thermal Power = 100%.

Current conditions:

A Station Blackout occurs at 0600.

APIO/A11700/025 (Standby Shutdown Facility Emergency Operating Procedure) has been initiated.

1XSF 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 1 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 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

6 (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

SASS is in manual 10CM Train B is off-line for maintenance PZR Level Select Pushbutton #2 is selected on I UB1 ISA-02 0-3 RC (PZR Level High/Low) Statalarm is in alarm 1SA-02 0-4 RC (PZR Level Emergency High/Low) Statalarm is in alarm PZR level #2 Dixon meter on 1 UBI is failed high Actual PZR level is 215 inches and decreasing IHP-120 (RC Volume Control) is in automatic and fullyclosed Unit I Current Conditions:

AP/1 IA/i 700/014 (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?

1) A condition that would allow I HP-120 to be placed back in AUTO would be selecting PZR Level Select Pushbutton #

(1)

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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 Page7of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

8 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

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

ISA-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/C/Ni 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) 1SA-9A-2 may indicate a reduction in cooling provided to the RCP (2)

Coolers.

A.

i.Low

2. Seal B.

1.Low

2. Seal Return C.

1.High

2. Seal D.

1. High

2. Seal Return Page 8 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

9 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 60%

1A1 RCP was previously secured due to high vibrations Current conditions:

LDST level = 39 The Reactor is tripped.

EPIIIA/18001001 (EOP SGTR Tab) has been initiated due to a SGTR on lB S/G 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 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

10 (1 point)

Given the following Unit 3 conditions:

Initial conditions:

Time= 0600 Rule 1 (ATWS I 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 breaker at (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.IX1

2. will B.

1.2X2

2. will C.

1.IXI

2. will NOT D.

1.2X2

2. will NOT Page 10 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 I) At 0600, 1 RIA-59 & IRIA-60 (1)_be used to determine the SG tube leak rate.

2) At 0610, SGlevel response is due to (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 I B SG C.

1. cannot

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

I. cannot

2. a primary to secondary rupture in the I B SG Page 11 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

12 (1 point) 06OCT-2005 074105 SLLLCI fUNL (E OR ]IJPN ON LUOL PTLANR FIT PIT B LOOP A NI POWER 0

1 RC FLOW 112 1

OE ON TPB o T S G 2600 OP L9iEL A

2500 B

0 2

122 r

2400 R

/

1 E)TSULEFEL E

2300 1

Al 1

S B ICi 2200 I

/

i oo R

2000

/

1900 I

p

/

-2.5 1000

/

PZR LEYEL S

/7 ONI I

I 1700 I

/

7 /

cii 3 J

G

/

1600 I

/

LOST LEVEL 1 1 Cli I

I I

I 1Bt 500 550

600

650 700 TC S&1 flEzF Th HOT LEG 51 DEGF PZR 6S DEOF S C SAT ON NP jfj WR:JT R T E H P E R A T Ii R E D E G F LR r COBE OUTLET TFJIP 540 DEGF SiG S2T TEHR

.4 DEtF IIEk.AL)EL) CIjNISINMEIII I

RX BLD DOME TEHP DEOF S 0 TUBE 54ELL 07 40 DE6F Th TCNI SELECTION 4ro PREF F1CLEVR P4 Unit I 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.

I. Channels I through 8

2. should NOT D.

1. Channels I and 2 ONLY

2. should NOT Pagel2oflOO

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

14 (1 point)

Given the following Unit I 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

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

RCS Tcold CETC A.

Approximately Stable Approximately Stable B.

Approximately Stable Increasing C.

Decreasing Approximately Stable D.

Decreasing Increasing Page 14 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 100

Oconee Nuclear Station 1LT43 ONS SRO 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 (1) 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 inautomatic

2. need to be throttled closed C.

1. automatically swap to manual

2. need to be throttled open D.

1. remain inautomatic

2. need to be throttled open Page 16 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

17 (1 point)

Given the following plant conditions:

lniUal 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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-18/A-il (TURBINE BSMT WATER EMERGENCY HIGH LEVEL) is in alarm Condenser vacuum = 5 inches Hg stable AP/1/A/1700/OiO Turbine Building Flood is in progress EOP Turbine Building Flood Tab is in progress

1) Decay heat is being removed by using the (1)

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

Which ONE of the following completes the statements above?

A.

1. Atmospheric Dump Valves

2. to minimize heat input to the RCS B.

1. Atmospheric Dump Valves

2. due to loss of cooling water C.

i. Turbine Bypass Valves

2. to minimize heat input to the RCS D.

i Turbine Bypass Valves

2. due to loss of cooling water Page 18 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

19 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 68% stable lB2RCPsecured Control Rod Group 7 position = 65% withdrawn Current conditions:

Control Rod Group 7 Rod I 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%

Pagel9oflOO

Oconee Nuclear Station ILT43 ONS SRO NRC Examination 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 bethrottledwhen (1)

Nlsare<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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

22 (1 point)

Given the following Unit 3 conditions:

Reactor in MODE 6 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 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

23 (1 point)

Given the following Unit 1 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 I RIA (1) 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 100

Oconee Nuclear Station ILT43 ONS SRO 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) AP/21 (1) requirepowertobereduced.

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 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

25 (1 point)

Given the following Unit 2 conditions:

Reactor power = 100%

2SA-18/A-1 1, 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.

1. are

2. do not C.

1. are not

2. do D.

1. are not

2. do not Page 25 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 100

Oconee Nuclear Station ILT43 ONS SRO 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

28 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 100%

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

RCS pressure = 2100 psig decreasing IRC-1 and IRC-3fail to close 1AP-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. IAI RCPONLYi5 B.

1. reactor is required to be tripped regardless of power

2. IAI and 1A2 RCPs are C.

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

2. 1A1 RCP ONLY is D.

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

2. 1AI and 1A2 RCPs are Page 28 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination 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 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

30 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

IA 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 1A 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.

1.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 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

31 (1 point)

Given the following Unit 2 condftions:

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 API2/A11700/026, 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 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination 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 IHP-24 and IHP-25 failed CLOSED IA, IB and IC HPI Pumps are running I)

IAandIB LPI pumps (1) requiredtobestarted.

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

Which ONE of the following completes the statements above?

A.

1. are 2.

is B.

I. are 2.

is not C.

1. are not 2.

is D.

1. are not 2.

is not Page 32 of 100

Oconee Nuclear Station ILT43 ONS SRO 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/A/l 104/17, Quench Tank Operations IGWD-i2 (QUENCH TANK VENT INSIDE RB) is OPEN Vent Header Pressure is +3 inches GWD-l is in AUTO

1) In accordance with OP/I/NI 104/17, 1 GWD-i3 (QUENCH TANK VENT*

RB) should be (I) to lower Quench Tank pressure.

2) GWD-I 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

34 (1 point)

Given the following Unit 1 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 I HP-7 2.

OAC indication ONLY B.

1. Throttling open I HP-7 2.

OAC indication AND Control Room temperature gage C.

1.

Placing 1HP-14 in BLEED 2.

OAC indication ONLY D.

3.

Placing 1HP-14 in BLEED 1.

OAC indication AND Control Room temperature gage Page 34 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

35 (1 point)

Given the following Unit I conditions:

Initial conditions:

IB CC Pump is in ON and is running.

IA CC Pump is in AUTO and is off.

The air supply to ICC-8 completely severs.

Current conditions:

Operators have manually re-opened 1 CC-8.

1)

IB CC Pump (1) when the air supply to ICC-8 severs.

2) IA CC Pump (2)_ automatically start when ICC-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. remainsrunning 2.

will D.

I. remains running

2. will NOT Page 35 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

36 (1 point)

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

Unit 1 Group C Pressurizer heaters are powered from MCC _(l)

, and (2) be controlled from the Unit I Aux Shutdown Panel.

A.

1. 1XSF

2. can B.

1. PXSF

2. can C.

I. IXSF

2. can NOT D.

1. PXSF

2. can NOT Page 36 of 100

Oconee Nuclear Station ILT43 ONS SRO 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 (1)

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 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

38 (1 point)

Given the following Unit I conditions:

Time = 1200 Reactor trips from 100% power due to a 1A MSLB CoreSCM=0°F AllNls<1%

Time= 1212 RCS temperature has been stabilized at 498°F Time = 1220 Core SCM = 0°F stable 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 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

39 (1 point)

Given the following Unit I Conditions:

Time = 0500:

Reactor power = 25%

IA and IC 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 1 Which ONE of the following describes RBCU status at time 0506?

IC RBCU is _(1) and I B 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

40 (1 point)

Given the following Unit 1 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 (ES 7 TRIP) is alarming ISA-IID11 (ES 8 TRIP) is NOT alarming At 0400:

1) ThestatusoflSA-1/C11 (1) correct.

2) 1 BS-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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 I HD-92/1 HD-645 Moore Controller and I HD-95/1 HD-647 Moore Controller are in AUTOMATIC 1 HD-92 and I HD-95 are OPEN Current conditions:

I 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 1 HD-95 is 5°F warmer than the downstream side

1) When power is restored to 1 HD-92 & 1 HD-645 and 1 HD-95/1 HD-647, with NO additional operator actions, I HD-92 and I 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.

1. automatic 2.

is NOT B.

1. automatic 2.

Is C.

1. manual 2.

is NOT D.

1. manual 2.

Is Page 42 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

43 (1 point)

Unit I initial conditions:

Reactor power = 50%

1A and lB SC levels 30% Operating Range Current conditions:

IAI and 1B1 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

44 (1 point)

Given the following Unit 1 conditions:

A Reactor trip has occurred.

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

Rule 3 is initiated.

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 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

45 (1 point)

Given the following Unit I 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/AJ1 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-3l5faiIingOPEN

2. Both D.

1. IFDW-3l5failingOPEN

2. a single Page 45 of 100

Oconee Nuclear Station ILT43 ONS SRO 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, ITD, and ITE) 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

47 (1 point)

The Operators have been directed to synchronize KHU-2 to the grid in accordance with OP/0/N1 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 13.9 KV Keowee 2 Output Voltage is 15.0 kV

1) What direction is the synchroscope turning for the noted conditions I

?

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

voltage to rise.

A.

1. Clockwise.

2. KEOWEE2 LINE VOLTS B.

1. Clockwise.

2. KEOWEE 2 OUTPUT VOLTS C.

1. Counterclockwise.

2. KEOWEE 2 LINE VOLTS D.

1. Counterclockwise.

2. KEOWEE 2 OUTPUT VOLTS Page 47 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

48 (1 point)

Given the following plant conditions:

1CA Battery charger fails

- voltage output 0 vdc 1 CA Battery voltage

- 1 25vdc IDCB Bus voltage - l27vdc Unit 2 DC Bus voltage

- l23vdc Unit 3 DC Bus voltage - 1 26vdc Which ONE of the following will supply power to I DIA panelboard?

A.

ICA battery B.

Unit 3 DC bus C.

1DCB bus D.

Unit2DC bus Page 48 of 100

Oconee Nuclear Station ILT43 ONS SRO 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 1 and 2 Keowee Emergency Start Signal has been received Wfth 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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/N0230/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 RIHR with no alarms Page 50 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination 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 AP/3/N1 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 100

Oconee Nuclear Station IL T43 ONS SRO 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 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

53 (1 point)

Given the following Unit 1 conditions:

Reactor power= 100%

A complete loss of Instrument Air (IA)

Auxiliary Instrument Air (AlA) occurs.

Which ONE of the following describes RCP seal cooling 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

54 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor Power = 100%

Reactor Building average temperature = 120°F stable RBCUs IA, IB, & IC 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 perTS 3.6.4, Containment Pressure?

1) With NOoperatoraction, RB Pressure will (1)

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

A.

1. slowly increase

2..1.2psig B.

1. slowly increase

2. <2.45psig C.

1. remain the same

2. 1.2psig D.

1. remain the same

2. 2.45psig Page 54 of 100

Oconee Nuclear Station ILT43 ONS SRO 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 = 1.ldpm C.

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

Reactor Power = 58% and Group 6 Rod 5 becomes misaligned by > 9 inches Page 56 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

57 (1 point)

Unit I was operaUng 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 100

Oconee Nuclear Station 1LT43 ONS SRO 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 APSRs) 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.

I. will NOT

2. will D.

1. will NOT

2. will NOT Page 58 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

59 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 100%

OAC Computer is out of service Current conditions:

Power Range channel I NI-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 I ncore Detectors D.

Quadrant power tilt cannot be determined Page 59 of 100

Oconee Nuclear Station 1LT43 ONS SRO 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 (CETCs) is reading 65°F higher than any of the others.

1) The input from this CETC to the QAC 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 100

Oconee Nuclear Station ILT43 ONS SRO 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 ISA9IB-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 I VB2 Page 61 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination 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/1/N1I02/015, Filling and Draining FTC, is in progress to drain the Fuel Transfer Canal in preparation for setting the Reactor Head onto the Vessel OPII/A/1102101 5 Enclosure 4.9, Draining FTC, has just been entered I) 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.

I.1B

2. aligned SF cooling pump B.

1.IB

2. operating LPI pump(s)

C.

1.1C

2. aligned SF cooling pump D.

I.IC

2. operating LPI pump(s)

Page 62 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 1SA-02 B-12, ICS HAND POWER FAILURE annunciates.

I) 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.

1. SW#2

2. AUTO only B.

1. SW#3

2. AUTO only C.

1. SW#2

2. AUTO orHAND D.

1. SW#3

2. AUTO orHAND Page 63 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

64 (1 point)

Unit 1 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.

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

Open and White Tag IA and 1 B TBS Pump breakers.

Page 64 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 (2)

Which ONE of the following completes the above statements?

A.

1.

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

will not open if submerged B.

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

2. will not open if submerged C.

1.

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

is safe to manually operate in subsequent steps D.

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

is safe to manually operate in subsequent steps Page 65 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

66 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

Blackout in progress An RO has initiated AP125 (SSF EOP)

Breaker transfer in the SSF is complete

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

If required, IRC-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 ?J SSF Aux Service Water pump 2.

using the switch in the Unit I control room D.

I.

SSF RC Makeup pump SSF Aux Service Water pump 2.

directing the RO in the SSF control room Page 66 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination 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) reciuired.

Which ONE of the followng 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 1A BHUT Neutron error = 0 stable Current conditions:

IHP-15 Bailey controller indicates 470 gallons added to LDST 1A 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 Cl) inches and neutron error will become fZ)

A.

1.90

2. positive B.

1.90

2. negative C.

1.95

2. positive D.

1.95

2. negative Page 68 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination 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.

I. 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 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months B.

1. yes

2. 15 minutes C.

1.no 2.

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

1.no

2. 15 minutes Page 70 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination 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-Apressure = 630 psig I,?

D.

BWST temperature = 101.5 F Page 71 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination 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-45wi11 read (1) and RIA-46wi11 provide (2)

A.

1. offscale high

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 100

Oconee Nuclear Station ILT43 ONS SRO 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)1RIA-45 High and Alertsetpointswill be set at_(1)_ the normal 1/3 Station Limit as listed in PT/01N2301001 (Radiation Monitor Check).

2) If 1 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 100

Oconee Nuclear Station 1LT43 ONS SRO 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 AP131A117001008 (Loss of Control Room).

1) The ROwiligotothe (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. Band C C.

1.

Unit 3 Auxiliary Shutdown Panel

2. BandD D.

1.

Unit 3 Auxiliary Shutdown Panel

2. BandC Page 74 of 100

Oconee Nuclear Station ILT43 ONS SRO 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 3SA-9/B-9 LPSW RBCU A Cooler Rupture o

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

3SA-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/NORMAL

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 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

76 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

Both Main Feedwater Pumps Tripped Reactor power = 60% and slowly decreasing

1) In accordance with B&W analysis, a MINIMUM of (1) gallons per minute of Emergency Feedwater flow is required to limit the RCS pressure increase to below the design standard.

2) The EOP _(2) direct tripping the Main Turbine at this time.

Which ONE of the following completes the statements above?

A.

1. 375

2. will B.

1. 375

2. will NOT C.

1. 750

2. will D.

1. 750

2. will NOT Page 76 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

77 (1 point)

Given the following Unit I conditions:

Initial conditions:

Time= 0045 Core Thermal Power = 100%

Current conditions:

LOCA occurred at time = 0100 EOP LOCA Cooldown Tab in progress LPI FLOW TRAIN A = 1200 gpm LPI FLOW TRAIN B = 1100 gpm C0reSCMO°F Which ONE of the following completes the statement listed below?

Per Oconee accident analysis, the Post LOCA Boron Dilute flow path must be placed in service no later than (1) for (2)

A.

1. 1000

2. Boron dilution B.

1. 1000

2. increased heat removal C.

1. 1600 2

Boron dilution D.

1. 1600

2. increased heat removal Page 77 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

78 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor has been tripped IA S/C has experienced a SGTR The EOP SGTR Tab is in progress lB SIC is isolated due to a MSLB and cannot be steamed IA SIC is being steamed to prevent overfill SCM is being minimized and = 10 degrees F Current conditions:

IA S/G has reached the level where water can enter the main steam lines Rule 4 has been initiated and the PORV has been opened SCM=OdegreesF Which ONE of the following completes the statements listed below?

I) Based on the initial conditions, if Technical Specification cooldown rate limits are exceeded while steaming to prevent overfill, steaming of 1A SIG should be (1)

2) Based on the current conditions, the EOP (2) Tab should be initiated.

A.

1. continued

2. LOSCM B.

1. continued

2. HPICD C.

1. discontinued

2. LOSCM D.

1. discontinued

2. HPICD Page 78 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

79 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor tripped at 0600 AFIS header B initiated IA S/C pressure = 800 psig and slowly decreasing ES I & 2 actuated RB pressure = 2 psig and increasing CoreSCM=0°F Rule 2 (Loss of SCM) is in progress Current conditions:

Time= 0608 CoreSCM=15°F Rule 5 is complete EHT Tab has been initiated Tcold=460°F HPI has been throttled with 1 HP-I 20 fully open and 1 HP-26 throttled open to maintain PZR level steady >100 At 0608, which ONE of the following completes the statements listed below?

I) Rule 8(PTS)

(I) required tobeinitiated.

2)

In accordance with the EHT Tab, the (2)

Tab will be initiated.

A.

I.is

2. FCD B.

1.is

2. LOCACD C.

I. is NOT

2. FCD D.

1. is NOT

2. LOCACD Page 79 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

80 (1 point)

Given the following Unit I conditions:

Time = 0700 Reactor Power = 100%

ISA-06 A-2 (INVERTER IDIC SYSTEM TROUBLE) is in alarm ISA-13 B-7 (INVERTER IDIC OUTPUT VOLTAGE LOW) is in alarm Time = 0800 1SA-13 D-7 (INVERTER 1DIC MANUAL BYPASS) is in alarm Time = 0900 IDIC inverter has been repaired and is ready to be aligned to IKVIC bus At 0900:

1) lKVlCPanelboardis (1)

2) ThelDlClnverteris (2)

Which ONE of the following completes the statements above?

A.

1.

operable 2.

operable B.

1.

operable 2.

inoperable C.

1.

inoperable 2.

operable D.

1.

inoperable 2.

inoperable Page 80 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

81 (1 point)

Given the following Unit I conditions:

Initial conditions:

Reactor power = 100%

Normal LPSW system alignment B SSW Header is inoperable Units2and 3arein MODE 1 1SA-9 A-9 (LPSW Header A Pressure Low) is in alarm B LPSW Pump amps are erratic LPSW Header pressure is fluctuating Current conditions:

AP/1/A/1700/024 (Loss of LPSW) has been initiated Unit 1/2 LPSW Pump Auto Start Circuit has been placed in DISABLE B LPSW Pump has been stopped C LPSW Pump has been started Which ONE of the following completes the statements listed below?

1) Per the TS 3.3.28 (Low Pressure Service Water (LPSW) Standby Pump Auto-Start Circuitry) bases, the LPSW Pump Auto-Start Circuitry is required to be operable on (1)

LPSW pump(s) in order to ensure LPSW cooling water is available following a Loss Of Off-site Power.

2) Based on the current conditions, a TS 3.3.28 action statement should be entered on (2)

REFERENCE PROVIDED A.

1. all

2. Unitsl,2and3 B.

1. all

2. Unit 1 and 2 ONLY C.

1. B only

2. Unitsl,2and3 D.

1. B only

2. Unit I and 2 ONLY Page 81 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

82 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Core Thermal Power = 100%

ICS Reactor Bailey and Diamond are in Manual for maintenance Current conditions:

ISA-02 B-b (CRD Asymmetric Rod Alarm) is received Asymmetric Rod Fault (amber light on Diamond) is illuminated Group 4 Rod 2 dropped to 93% API API1/A11700/001 (Unit Runback) has been initiated Recovery of Group 4 Rod 2 is desired at this time Based on the current conditions, which ONE of the following completes the statements listed below?

1) OP/I/NI 105/019 (Control Rod Drive System) Enclosure (1) should be selected to restore Group 4 Rod 2 to its group average rod height.

2) In accordance with the enclosure selected above, (2) must be selected on the Diamond panel prior to positioning reciulatinp rods to stop a rise in Reactor power or Tave when restoring Group 4 Rod 2 to its group average rod height.

A.

1. 4.9 (Realignment Of Safety Rod, Regulating Rod, Or APSR)

2. SEQUENCE B.

1. 4.6 (Recovery of Dropped/Misaligned Safety or Regulating Control Rods with Diamond in Manual)

2. SEQUENCE C.

1. 4.9 (Realignment Of Safety Rod, Regulating Rod, Or APSR)

2. SEQUENCE OVERRIDE D.

1. 4.6 (Recovery of Dropped/Misaligned Safety or Regulating Control Rods with Diamond in Manual)

2. SEQUENCE OVERRIDE Page 82 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

83 (1 point)

Given the following Unit I conditions:

Date/Time = 5-5/ 0000 Reactor power = 96% with power increase in progress I SA-02 B-i 0 (CRD Asymmetric Rod Alarm) is received Asymmetric Rod Fault (amber light on Diamond) is illuminated Group 7 Rod 3 has dropped fully into the core AP/1/A/1700/00i (Unit Runback) has been initiated Date/Time = 5-5 / 1200 Recovery of Group 7 Rod 3 in progress Which ONE of the following completes the statements listed below?

1) Use of Jog Speed may cause damage to the (i)_

2) In accordance with OP/i /A/iiOS/019 (Control Rod Drive System), the rod will be withdrawn continuously in (2)

A.

1.

CRDM Motor 2.

JOG speed B.

1.

SpiderAssembly 2.

JOG speed C.

1.

CRDM Motor 2.

RUN speed D.

I.

SpiderAssembly 2.

RUN speed Page 83 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

84 (1 point)

Give the following Unit 3 conditions:

Initial conditions:

Reactor power = 100%

Fuel movement in Unit 3 Spent Fuel Pool Current conditions:

Unit 3 Spent Fuel Pool is damaged Estimated rate of SEP inventory loss is 600 gpm AP/3/1 700/035 (Loss of SEP Cooling and/or Level) in progress

1) In accordance with AP/35, the use of lake water (1) required to mitigate this event.

2) When required and in accordance with AP/35, lake water must be applied to the SEP within a MAXIMUM of (2) hours.

Which ONE of the following completes the statements above?

A.

1.

is 2.

two B.

1.

is 2.

four C.

1.

isNOT 2.

two D.

1.

isNOT 2.

four Page 84 of 100

Oconee Nuclear Station ILT43 ONS SRO NRC Examination Question:

85 (1 point)

Given the following Unit I conditions:

Initial conditions:

Time=0800:00 Reactor power = 100%

ACB-3 is closed 230 Ky Switchyard Red and Yellow Bus voltage = 226.248 KV Current conditions:

Time=0800:10 SA-16 C-i (230 KV Switchyard Isolate ES Permit) alarm is received SA-15 C-i (Channel 1 Undervoltage)

SA-15 C-3 (Channel 2 Undervoltage)

ES-i and ES-2 actuate due to a LOCA Which ONE of the following completes the statements listed below?

i) Unit I Main Feeder Busses will be energized from (1)

2) When required, recovery from Switchyard Isolation and shut down of the Keowee Hydro Units will be completed in accordance with (2)

A.

i. KHU#1

2. EOP Enclosure 5.41 (ES Recovery)

B.

1. KHU#i

2. AP/1/A/1700/Oi i (Recovery from Loss of Power)

C.

i. KHU#2

2. EOP Enclosure 5.41 (ES Recovery)

D.

1. KHU#2

2. AP/i/A11700/011 (Recovery from Loss of Power)

Page 85 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

86 (1 point)

Given the following Unit 3 conditions:

Reactor power = 100%

3DIA supply breaker to CRD breaker shunt trip device in RPS channel A tripped OPEN

1) The 3A RPS channel is (1) 2)

(2) required to be performed.

Which ONE of the following completes the statements above A.

1. operable

2. TS 3.3.4 (Control Rod Drive Trip Devices) action statements are B.

1. operable

2. TS 3.3.4 (Control Rod Drive Trip Devices) action statements are NOT C.

1. NOT operable

2. TS 3.3.1 (RPS Instrumentation) action statements are D.

1.

NOT operable

2. TS 3.3.1 (RPS Instrumentation) action statements are NOT Page 86 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

87 (1 point)

Given the following conditions on Unit 1:

Time = 1355 Reactor power = 100%

Time = 1400 RCS NR Press feeding ICS failed HIGH Feedwater flow increasing Time = 1401 1SA-02 D-3 (RC PRESS HIGH/LOW) is in alarm ISA-02 D-4 (RC PRESS EMERG LOW) is in alarm Time = 1405 Reactor is tripped IRC-4isclosed IRC-1 is closed I RC-3 is closed

1) At time 1401, 1SA-02 D-4 (RC PRESS EMERG LOW) alarm is (1)

2) At time 1405, if the most limiting design basis RCS overpressure transient were to occur, the maximum RCS pressure (2) exceed the RCS pressure safety limit.

Which ONE of the following completes the statements above?

A.

1. valid

2. will B.

1. valid 2.

will NOT C.

1. NOT valid

2. will D.

1. NOT valid

2. will NOT Page 87 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

88 (1 point)

Given the following Unit 3 conditions:

Time = 1000 Reactor power = 100%

3A RBS pump is out of service Time = 1001 Seismic event 3SA09/C9 (RBCU B Cooler Rupture) actuated 3B RBCU inlet flow 750 gpm 3B RBCU outlet flow 920 gpm 3TE de-energized Time = 1014 3SA09/C9 required actions are complete Time= 1015 Damage from seismic event results in a design basis LOCA

1) At 1001, 3SA09/C9 (RBCU B Cooler Rupture) alarm is (1)

2) At 1015, the RBCUs and RBS systems (2) sufficient to limit containment temperature and pressure within design limits.

Which ONE of the following completes the statements above?

A.

1.

valid

2. are B.

1.

valid

2. are NOT C.

1.

NOT valid

2. are D.

1.

NOT valid

2. are NOT Page 88 of 100

Oconee Nuclear Station Question:

89 (1 point) 1LT43 ONS SRO NRC Examination Given the foN owing Unit I conditions:

-J BWST Level

1) An RO is performing PT1/A1600/001 (Periodic Instrument Surveillance) and is reviewing the chart of control room indicated BWST level above, the latest time that adequate NPSH for the LPI and RBS pumps after suction is swapped to the RBES is ensured is (1)

2) The MINIMUM (2) limits of the BWST ensure the solution in the RB Emergency sump following a LOCA is within a specified pH range.

Which ONE of the following completes the statements above?

A.

1. 1300 2.

Level B.

1.

1300

2. boron concentration C.

1.

1400 2.

Level D.

1. 1400 2.

boron concentration 1200 1300 1400 1500 Ti me Page 89 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

90 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Rule 3 is in progress LOHT tab in progress NO SGs can be fed with FDW (Main! CBP/Emergency)

RCS pressure reached 2300 psig Rule 4 (Initiation of HPI Forced Cooling) is in progress SRO has transferred to HPI CD tab Current conditions:

IA Main Feed Pump is available to feed SGs, ability to feed has been verified 1AI RCP is in operation RCS Tcold = 525 degrees TBVs available I) Initially feedlA SGs at (1)x lO 6

lbm!hr until heat transfer is established.

2) The reason for the above limit is to prevent exceeding SG (2) stress limits.

Which ONE of the following completes the statement above?

A.

1. 0.05

2. Tensile B.

1. 0.05

2. Compressive C.

1.

0.5

2. Tensile D.

1.

0.5

2. compressive Page 90 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

91 (1 point)

Given the following Unit I conditions:

Initial Conditions:

Unit I has experienced a Small Break LOCA Loss of Subcooling Margin tab in progress Flow cannot be established in the B HPI header Current conditions Feeding BOTH SGs at 300 gpm An unexpected spike in neutron flux occurs

1) The CRS will (1)

2) Feed flow to each SG is (2)

Which ONE of the following completes the statements above?

A.

1. direct performance of Rule I and transfer to the UNPP tab

2. throttled as needed to control cooldown rate B.

1. continue in LOSCM tab

2. increased to 1000 gpm per header to the LOSCM setpoint C.

I. direct performance of Rule I and transfer to the UNPP tab

2. increased to 1000 gpm per header to the LOSCM setpoint D.

I. continue in the LOSCM tab

2. throttled as needed to control cooldown rate Page 91 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

92 (1 point)

Given the following Unit 3 conditions:

Shutdown for refueling in progress ReactorinMODE4 Component Handling in progress in the Spent Fuel Pool A fuel assembly is currently in the mast and being moved 3RIA-6 (SEP Area Monitor) shows an observable increase, approximately one half (V

2) decade above background 35A-8/B-9 (RM Process Monitor Radiation High) in alarm due to 3RIA-32 Spent Fuel Pool level = minus (-) 2.7 feet decreasing Enter (1) to mitigate the event and the required Technical Specification entry and basisis (2)

Which ONE of the following completes the statement above?

A.

1. AP/35 (Loss of SEP Cooling and/or Level)

2. TS 3.10.1 (SSF)

- Ensures the RC Makeup pump can maintain all three Oconee Units in MODE 3 for a minimum of 72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months B.

1. AP/35 (Loss of SFP Cooling and/or Level)

2. TS 3.7.11 (Spent Fuel Pool Water Level) - Ensures adequate iodine removal during a fuel handling accident C.

1. AP/1 8 (Abnormal Release of Radioactivity)

2. TS 3.10.1 (SSF) - Ensures the RC Makeup pump can maintain all three Oconee Units in MODE 3 for a minimum of 72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months D.

1. AP/1 8 (Abnormal Release of Radioactivity)

2. TS 3.7.11 (Spent Fuel Pool Water Level)

- Ensures adequate iodine removal during a fuel handling accident Page 92 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question:

93 (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Unit 1 TDEFDW pump is out of service A lightning strike in the switchyard causes a reactor trip Incorrect wiring in 41 60v relays cause a slow transfer of power to the startup transformer Rule 3 is in progress Current conditions:

Both MD EFDW pumps fail LOHT tab initiated ALLSCMsO°F

1) Condensate Booster Pump feed (1) be established.

2) RCS temperature subsequently increases and results in A core SCM = 0°F, the crew will (2)

Which ONE of the following correctly completes the statements above?

A.

1.

will

2. transfer to the LOSCM tab B.

1.

will 2.

remain in the LOHT tab C.

1.

will NOT

2. transfer to the LOSCM tab D.

1.

will NOT 2.

remain in the LOHT tab Page 93 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

94 (1 point)

Given the foil owing Unit 3 conditions:

Initial conditions:

Time = 0800 ReactorinMODE4 OAC computer point 03A1850 Unit 3 Cable Rm temperature = 770 F OAC computer point 03A1851 Unit 3 Equip Rm temperature = 82° F Current conditions:

Time = 2000 ReactorinMODE4 OAC computer point 03A1 850 Unit 3 Cable Rm temperature = 81° F OAC computer point 03A1851 Unit 3 Equip Rm temperature = 84° F

1) TS 3.7.16, (Control Room Area Cooling System) limits (Ii been exceeded,

2) SLC 16.8.1, (Control of Room Temperature for Station Blackout) limits (2)_

been exceeded.

Based on current plant conditions, which ONE of the following completes the statements above?

A.

1.

have 2.

have B.

1.

have NOT 2.

have C.

1.

have

2. have NOT D.

1.

have NOT 2.

have NOT Page 94 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

95 (1 point)

Given the following Unit 2 conditions:

Hydrogen has just been added to the Unit 2 LDST:

Time = 1000:

Reactor power= 100%

LDST level = 75 inches stable LDST pressure = 35 psig stable Actions are being taken to vent the LDST Time = 1015:

LDST venting complete LDST level = 74 inches LDST pressure = 12 psig stable Time = 1030 Reactor power = 97% decreasing

1) Based on the above level and pressure trend, at_ (lLthe HPI system was inoperable.

2) At 1030 and in accordance with NSD 202 an Emergency Notification System (ENS) notification (2) required.

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A.

1.

1000 2.

is B.

1.

1000 2.

is NOT C.

1.

1015 2.

is D.

1.

1015 2.

Is NOT Page 95 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

96 (1 point)

Given the following Unit 2 conditions:

Unit has been shutdown 16 hours1.851852e-4 days 0.00444 hours 2.645503e-5 weeks 6.088e-6 months for a scheduled refueling outage The Condensate system has just been secured (no outage maintenance is scheduled for this system)

The Shift Manager is reviewing Engineering Change paperwork associated with a Major Design Change that will be installed during this outage Which ONE of the following completes the statements below?

In accordance with OMP 1-02 (Rules of Practice) and NSD 301 (Engineering Change Program):

1) Temporary hoses and fittings attached to Condensate system drain valves to place the system in a dry lay-up condition (1) required to follow the temporary design change process.

2)

If a temporary design change is installed, (2) is required to maintain a log of the change.

A.

1. are

2. engineering B.

1. are NOT

2. engineering C.

1. are

2. Operational Control Group D.

1. are NOT

2. Operational Control Group Page 96 of 100

Oconee Nuclear Station 1LT43 ONS SRO NRC Examination Question:

97 (1 point)

Given the following Unit I conditions:

Date/Time = 5-10 I 0000 A 12 hour1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months surveillance is completed Date/Time = 5-11 / 0000 It is determined that the above 12 hour1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months surveillance has not been performed Assuming the surveillance is NOT performed, which ONE of the following describes the latest date and time that the LCO must be declared NOT met?

A.

5-11/1200 B.

5-11/1600 C.

5-11/1800 D.

5-12/0000 Page 97 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

98 (1 point)

Initial conditions:

A LOCA on Unit 2 has resulted in a declaration of General Emergency Emergency Worker Exposure Limits have been implemented Current conditions:

The below two tasks need to be performed Neither of the tasks are Planned Emergency Exposures Task A Task B Activity:

NOT Lifesaving, NOT protecting Protecting Valuable Property valuable property, NOT protection of large populations Rou nd-trip Transit time:

23 mm 19 mm Dose rate during Transit:

1.86E÷02 mr/hr 2.47E+03 mr/hr Time at work site (todotask):

16mm 13mm Dose rate at work site:

3.39E+04 mr/hr 4.60E÷04 mr/hr Answer both parts of the question in accordance with the requirements of OMP 1-18, Implementation Standard During Abnormal and Emergency Events, and RP/OIB/1 000/002, Control Room Emergency Coordinator Procedure. Calculate all quantities to two decimal places.

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

1) The Emergency Coordinator (1) authorize Task A IN WRITING.

2) The Emergency Coordinator (2)

VERBALLY authorize Task B.

A.

1.can

2. can B.

1. can NOT

2. can C.

1. can

2. can NOT D.

1. can NOT

2. can NOT Page 98 of 100

Oconee Nuclear Station IL T43 ONS SRO NRC Examination Question:

99 (1 point)

Initial conditions:

The shift fire brigade received an overall unsatisfactory grade during an unannounced drill (not involving offsite fire response assistance) during an otherwise uneventful nightshift of Sunday, May 5, 2013.

Current conditions:

Time= 1800 on Thursday, May 9, 2013 The same fire brigade members and Fire Brigade Leader (FBL) report for duty.

No remedial fire brigade training has occurred. The fire brigade has NOT been given a remedial/repeat drill.

Time = 0700 on Friday, May 10, 2013 The OSM has determined that seven qualified Fire Brigade members are onsite.

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

1) In accordance with NSD 112, Fire Brigade Organization, Training, and Responsibilities, the above shift fire brigade (1) qualified to assume fire brigade duties for the May 9 shift.

2) In accordance with NSD 112, the MINIMUM number of Fire Brigade members on dayshift for May 10 (2) met for Oconee.

A.

1.

is 2.

is B.

1.

is 2.

is NOT C.

1.

isNOT 2.

is D.

1.

isNOT 2.

is NOT Page 99 of 100

Oconee Nuclear Station 1LT43 ONSSRONRCExamination Question: 100 (1 point)

Given the following plant conditions:

Initial conditions:

Unit 1 and unit 2 were operating at 100% power Unit 3 had just completed off-loading the core to the Spent Fuel Pool A complete Station Blackout/Loss of All AC Power occurs to all units Current conditions:

All units have been in Station Blackout for six (6) hours The Emergency Coordinator is considering implementing the Oconee Severe Accident Guidelines (OSAG)

The SFP engineer has just recommended an extreme measure to provide urgently needed cooling to the Spent Fuel Pool under the requirements of IOCFR5O.54(x). This extreme measure is NOT in accordance with station procedures, and is a departure from the Oconee licensing basis and Technical Specifications.

1) In accordance with RP/OIB/1 000/002 (Control Room Emergency Coordinator Procedure), implementation of the OSAG (1) require the use of 100FR5O.54(x) and(y) provisions.

2) In accordance with RP/0/B/1 000/002, the MINIMUM level of approval for the action to cool the Spent Fuel Pool per IOCFR5O.54(x) is (2)

Which ONE of the following completes the statements above?

A.

1.

does 2.

a licensed SRO B.

1.

does 2.

the Emergency Coordinator C.

1.

does NOT 2.

a licensed SRO D.

1.

does NOT 2.

the Emergency Coordinator Page 100 of 100

.39 OP/O/A/1 108/00 1 C)

U)

U) 0 F

C,)

U

-J LDST Pressure Vs. Level (All Units)

(Instrument Error Included)

LDST Indicated Level (inches)

LDSTIvspress.des Rev. 6 RTR 3/01/05 100 Page 1 of2 90 80 70 60 50 40 30 20 10 0

BASES LPSW Standby Pump Auto-Start Circuitry B 3.3.28 TABLE 3.3.28-1 Operability Status of SSW Headers Operability Status A and B SSW B SSW Header A SSW Header of LPSW Standby Header Inoperable Inoperable Pump Auto-Start Operable Circuitry:

Unit 3 Inoperable 7 day 7 day 7 day Completion Completion Completion Time Time on Unit Time on Unit on Unit 1, 2 and 3 per this TS 3 per this TS 3 per this TS.

Unit 1 &2 Inoperable 7 day 7 day 7 day Completion Completion Completion Time Time on Unit Time on Unit on Unit 1 and 2 1 and 2 per 1,2, and 3 perthisTS.

this TS.

per this TS.

Unit 1,2and3 7day 7day 7day Inoperable Completion Completion Completion Time Time on Unit Time on Unit on Unit 1,2 and 1,2 and 3 per 1,2 and 3 per 3 per this TS.

thisTS.

NOTE: Table assumes Unit 1, 2, and 3 are in MODE 1, 2, 3, or 4.

OCONEE UNITS 1,2, &3 B 3.3.28-4 BASES REVISION DATED 05/16/12

Examination KEYfor: 1LT43 ONS SRO NRC Examin 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

Printed 7/11/2013 4:10:17PM Page 1 of4

Examination KEYfor: 1LT43 ONS SRO NRC Examin 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 4:10:17PM Page 2 of4

Examination KEYfor: 1LT43 ONS SRO NRC Examin 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

Printed 7/11/2013 4:10:1 7 PM Page 3 of4

Examination KEYfor: ILT43 ONS SRO NRC Examin Question Answer Number 76 C

77 D

78 B

79 B

80 B

81 C

82 B

83 D

84 A

85 B

86 A

87 B

88 C

89 B

90 A

91 B

92 B

93 D

94 C

95 A

96 D

97 D

98 D

99 B

100 A

Printed 7/11/2013 4:10:17PM Page 4 of4

ML13204A110: Difference between revisions

Latest revision as of 06:35, 11 January 2025

Text

Navigation menu

ML13204A110: Difference between revisions

Latest revision as of 06:35, 11 January 2025

Text

Navigation menu

Search