ML12185A032

Initial Exam 2012-301 Final SRO Written Exam

ML12185A032
Person / Time
Site:	Oconee
Issue date:	07/02/2012
From:	NRC/RGN-II
To:	Duke Energy Carolinas
References
50-269/12-301, 50-270/12-301, 50-287/12-301
Download: ML12185A032 (106)

Text

_____

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: 06120/2012 Facility/Unit: Oconee Region: I II Ill IV Reactor Type: W LI CE LI BW GE LI 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 <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> to complete the combined examination, and 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> 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 I 25 / 100 Points Applicants Scores I / Points Applicants Grade I I Percent

OconeeNuclear Station Question:

• I ILT41 ONSSRONRCExamination (1 point)

Given the following Unit I plant conditions:

• Reactor power = 100%

• 1 RC-66 (PORV) is leaking past its seat

• Pressurizer temperature = 648 °F

• Quench tank pressure = 5 psig Which ONE of the following describes the expected tailpipe temperature (°F) downstream of I RC-66?

A. 648 B. 272 C. 228 D. 162 Page 1 of 100

Oconee Nuclear Station Question: 2 ILT41 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time = 0400

• Reactor Trip

• SBLOCA has occurred

• Rule 2 (Loss of SCM) in progress

• 1 A and I B MD EFDWPs are operating Current conditions:

• Time = 0405

• Rule 7 (SG Feed Control) in progress

• RCS cooldown rate = 6I°F/V hr

1) In accordance with Rule 2, initially (1) gpm EFDW flow will be established to each SG.

2) At 0405, in accordance with Rule 7 (SG Feed Control), EFDW flow must be throttled (2)

Which ONE of the following completes the statements above?

A. 1. 300

2. until RCS cooldown rate is within the TS limit B. 1. 300

2. to reduce the RCS cooldown rate however SG level must continue to increase C. 1. 450

2. until RCS cooldown rate is within the TS limit D. 1. 450

2. to reduce the RCS cooldown rate however SG level must continue to increase Page 2 of 100

Oconee Nuclear Station Question: 3 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Reactor power 100%

Current conditions:

• Core Subcooling Margin = 0°F

• Loop A Subcooling Margin = (-)13°F

• Loop B Subcooling Margin = 0°F

• LPI FlowTrain A= 1800 gpm stable

• LPI FlowTrain B= 1780 gpm stable

• Rule 2 (Loss of SCM) in progress.

• IMAs complete

1) The SRO will direct actions from the (1) tab of the EOP.

2) In accordance with Rule 2, performance of Rule 3 (Loss of Main or Emergency FDW) (2) required.

Which ONE of the following completes the statements above?

A. 1.LOSCM

2. is B. 1.LOSCM

2. is NOT C. 1.1CC

2. is D. 1.1CC

2. is NOT Page 3 of 100

Oconee Nuclear Station Question: 4 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 65%

• I LPSW-6 (UNIT I RCP COOLERS SUPPLY) fails closed Current conditions:

• AP/16 (Abnormal RCP Operation) in progress

• RCP Temperatures:

IAI 1A2 IBI 182 Upper Guide 182 197 188 185 Bearing Temp (°F)

Upper Seal 174 186 195 184 Housing Temp (°F)

Which ONE of the following is required per AP/I 6?

A. Manually trip the Reactor and stop ALL RCPs B. Manually trip the Reactor and stop RCPs 1A2 & I BI ONLY C. Stop RCP IA2 ONLY and verify FDW re-ratios properly D. Stop RCP IBI ONLY and verify FDW re-ratios properly Page4oflOO

Oconee Nuclear Station Question:

• 5 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power =100%

Current conditions:

• 1 HP-I 20 air line becomes detached from the actuator

1) Pzrlevelwill (I)

2) In accordance with AP/14 ossofttdovn-andJer-Make) (2)wiIl initially be used to control Pzr level. rJ-P1 Which ONE of the following completes the statements above?

A. 1. increase

2. 1HP-26 B. I. increase

2. 1HP-122 C. 1. decrease

2. IHP-26 D. 1. decrease

2. IHP-122 Page 5 of 100

Oconee Nuclear Station Question:

• 6 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

• Time = 0400

• Reactor power = 100%

• I CC-8 fails CLOSED CRD Stator Temps (°F)

Time CRD D4 CRD F6 CRD H8 CRD L1O 0401 116 145 118 139 0402 138 163 138 162 0403 165 184 176 191 0404 179 198 186 202 Which ONE of the following states the earliest time that initiating a manual reactor trip is required in accordance with OMP 1-18, Attachment A (Licensed Operator Memory Items)?

A. 0401 B. 0402 C. 0403 D. 0404 Page 6of 100

Oconee Nuclear Station Question:

• 7 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

Current conditions:

• Main Turbine trip

• Reactor power = 29% decreasing

• Rule I (ATWS/UNPP) initiated

1) Rule I will ensure (1) HPI pumps are operating.

2) In accordance with Rule 6 (HPI), to allow throttling HPI, (2).

Which ONE of the following completes the statements above?

A. 1.two

2. CETCs must be decreasing B. 1. two

2. ALLWRNlsmustbe<1%

C. 1. three

2. CETCs must be decreasing D. 1. three

2. ALL WRNIs mustbe<1%

Page 7 of 100

Oconee Nuclear Station Question:

• 8 ILT41 ONSSRONRCExamination (1 point)

Unit I plant conditions:

• SGTRintheIASG

• SGTR tab in progress

• RCS temperature = 540°F decreasing

• ITAand ITB are de-energized I) The SGTR tab directs minimizing core SCM during cooldown to (I)

2) The method that will be used to reduce SCM is cycling (2)

Which ONE of the following completes the statements above?

A. 1. minimize tensile stress on the IA SG

2. Pzr spray B. 1. minimize tensile stress on the 1A SC

2. the PORV C. I. reduce the primary to secondary leak rate

2. Pzr spray D. I. reduce the primary to secondary leak rate

2. the PORV Page 8 of 100

Oconee Nuclear Station Question:

• 9 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

• Reactor power = 50% stable

• ONLY the IA Main FDW pump is operating Which ONE of the following IA Main FDW Pump parameters would result in entry into the EOP?

A. Bearing oil pressure = 3 psig B. Turbine oil level = 5 inches below normal C. Discharge pressure = 1252 psig D. Turbine speed = 5000 rpm Page 9 of 100

OconeeNuclearStatioLn Question: 10 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• ACB-3i5CLOSED Current conditions:

• Switchyard Isolation occurs

• PCB-8 is failed CLOSED

• Keowee Unit 1 Emergency Lockout Which ONE of the following describes how power will be restored to the Unit 1 Main Feeder Buses?

A. Breakers 1 El and 1 E2 will automatically close to restore power via CT-I.

B. Breakers SKi and 5K2 will automatically close to restore power via CT-4.

C. Encl.5.38 (Restoration of Power) will direct manually closing ACB-4 to restore power via CT-4.

D. EncI.5.38 (Restoration of Power) will direct manually closing SL-l and SL-2 to restore power via CT-5.

Page 10 of 100

Oconee Nuclear Station Question: 11 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 plant conditions:

Initial conditions:

• Reactor trip from 100% power due to a loss of offsite power (Switchyard Isolation)

• CT-i lockout Current conditions:

• AP/i 1 (Recovery from Loss of Power) initiated

• Si1 (STBY BUS 1 to MFB1) Breaker will NOT close

• LOAD SHED COMPLETE is NOT lit on the ES Component Status Panel In accordance with AP/1 1, secondary loads must be secured to Which ONE of the following completes the statement above?

A. prevent exceeding CT-4 Overload Limits B. prevent exceeding CT-5 Overload Limits C. ensure SI2 (STBY BUS 2 to MFB2) Breaker is operated within limits D. ensure adequate voltage to ES equipment during a subsequent LOCA Page 11 of 100

Oconee Nuclear Station Question:

• 12 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

• ISA-06/A-2 (Inverter IDIC System Trouble) actuated

• An NEC reports that 1SA-13/B-7 (Inverter IDIC Output Voltage Low) is alarming Which ONE of the following completes the statement below?

IKVIC Panelboard is_______

A. automatically energized via the ASCO switch B. automatically energized via the Static Transfer Switch C. de-energized until the Manual Bypass Switch is used to align the alternate power source D. de-energized until the Alternate Source to Load Pushbutton is used to align the altemate power source Page 12 of 100

• Oconee Nuclear Station Question: 13 ILT41 ONSSRONRCExamination (1 point)

Given the following plant conditions:

Initial conditions:

• ALL three Units Reactor power = 100%

Current conditions:

• 1 CA battery is inoperable due to the failure of the I CA Battery Charger Unit(s) MEET(s) the minimum requirements of LCO 3.8.3 (DC Sources Operating).

Which ONE of the following completes the statement above?

A. 2 ONLY B. 3 ONLY C. 2 and 3 ONLY D. 1,2,and3 Page 13 of 100

• Ocanee Nuclear Station Question:

• 14 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time = 0400

• LPI in Normal Decay Removal mode

• I LPSW-251/252 (1 Ni B LPI COOLER OUTLET CONTROL) in AUTO

• All operating LPSW pumps are tripped

• LPSW header = 15 psig Current conditions:

• Time = 0405

• B LPSW pump operating

• LPSW header pressure = 96 psig increasing

• IA LPI Cooler LPSW Flow = 5910 gpm increasing

1) At 0400, LPSW valves (I) automatically closed to isolate flow to the RBCU5.

2) At 0405, 1LPSW-251 will automatically control LPSW flow in the 1A LPI Cooler at (2)_gpm.

Which ONE of the following completes the statements above?

A. 1. have

2. 3000 B. 1. have

2. 5200 C. 1. have NOT

2. 3000 D. 1. have NOT

2. 5200 Page 14 of 100

Oconee Nuclear Station Question: 15 ILT41 ONS SRO NRC Examination (1 point)

1) During a loss of IA, 1HP5 (1) be supplied by the Auxiliary Instrument Air system.

2) A purpose of the Auxiliary Instrument Air system is to supply IA to components (2)

Which ONE of the following completes the statements above?

A. 1.will

2. after a Switchyard Isolation B. 1.will

2. if a two inch diameter IA line break occurs C. 1. will NOT

2. after a Switchyard Isolation D. 1. will NOT

2. if a two inch diameter IA line break occurs Page 15 of 100

Oconee Nuclear Station Question: 16 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Time = 0400

• Generator output = 850 MWe and 236 MVARs Current conditions:

• Time=0415

• Generator output = 850 MWe and 336 MVARs

1) The change in Generator output from 0400 to 0415 is due to a change in (1)

2) If the generator exceeds the Underfrequency Maximum Allowable Time given in AP134 (Degraded Grid) the Main Turbine (2)

Which ONE of the following completes the statements above?

A. 1. Main Steam flow

2. will automatically trip B. 1. Main Steam flow

2. requires a manual trip C. 1. generator excitation voltage

2. will automatically trip D. 1. generator excitation voltage

2. requires a manual trip Page 16 of 100

Oconee Nuclear Station Question:

• 17 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Time =0400

• Reactor power = 100%

Current conditions:

• Time = 0430

• ALL Main and Emergency FDW pumps are NOT operating

• LOHT tab in progress

• RCS pressure = 2258 psig increasing

• Pzr level = 381 inches increasing

1) At 0430, Rule 4 (Initiation of HPI Forced Cooling) (1) required to be initiated.

2) If Rule 4 is initiated, it will direct securing (2)

Which ONE of the following completes the statements above?

A. 1.is

2. one RCP/loop B. 1.is

2. all butone RCP C. 1.isNOT

2. one RCP/loop D. 1. is NOT

2. all butone RCP Page 17 of 100

Oconee Nuclear Station Question: 18 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power 100%

• lAMSLBoccurs Current conditions:

• Rule 5 (MSLB) is complete

• IA SG Tube to Shell ExT = 146°F

• Enclosure 5.16 (SG Tube-to-Shell AT Control) initiated IFDW-315 is throttled to feed the IA SG to cool the (1) and this is done to reduce the (2) stresses on the IA SG.

Which ONE of the following completes the statement above?

A. 1. shell more than the tubes

2. tensile B. I. shell more than the tubes

2. compressive C. 1. tubes more than the shell

2. tensile D. I. tubes more than the shell

2. compressive Page 18 of 100

Oconee Nuclear Station Question:

• 19 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• RCS pressure = 2360 psig increasing Current conditions:

• Reactor power = 7% decreasing

1) The MINIMUM power level at which Rule 1 (ATWS/UNPP) is required to be performed to address Emergency Boration is (1)

2) The reason this power level is chosen is so the Boron will reduce reactor power to (2) .

Which ONE of the following completes the statements above?

A. 1.1%

2. below the point of adding heat B. 1.1%

2. within the capacity of the EFDW system C. 1.5%

2. below the point of adding heat D. 1.5%

2. to within the capacity of the EFDW system Page 19 of 100

Oconee Nuclear Station Question: 20 ILT4J ONS SRO NRCExamination (1 point)

1) The reason the TBVs are interlocked on low condenser vacuum is to prevent (1)

2) With the low condenser vacuum interlock active, the TBVs (2) be operated from the Auxiliary Shutdown Panel.

Which ONE of the following completes the statements above?

A. 1. turbine exhaust hood heating

2. can B. 1. turbine exhaust hood heating

2. can NOT C. 1. damage to the main condenser

2. can D. 1. damage to the main condenser

2. can NOT Page 20 of 100

Oconee Nuclear Station Question:

• 21 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

• Reactor power = 92% decreasing

• Unit shutdown in progress per the SGTR tab

1) In accordance with the SGTR tab and Enclosure 5.5 (Pzr and LDST Level Control),

RCS makeup and letdown will be adjusted to maintain Pressurizer level between (1) _inches.

2) The reason for this Pzr level band is to provide adequate inventory to (2)

Which ONE of the following completes the statements above?

A. 1. 140180

2. ensure Pzr heaters will remain covered if a subsequent reactor trip occurs B. 1. 140180

2. accommodate system shrinkage during shutdown/cooldown from 18%

power C. 1. 220260

2. ensure Pzr heaters will remain covered if a subsequent reactor trip occurs D. 1. 220260

2. accommodate system shrinkage during shutdown/cooldown from 18%

power Page 21 of 100

Oconee Nuclear Station Question: 22 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• Reactor power = 100%

• Control Room evacuation is required due to a fj In accordance with plant procedures, RCS pressure will be controlled from the (1) using Pzr heater Bank 2 Groups B and (2)

Which ONE of the following completes the statement above?

A. 1. Auxiliary Shutdown panel 2.C B. 1. Standby Shutdown Facility 2.C C. 1. Auxiliary Shutdown panel 2.D D. 1. Standby Shutdown Facility 2.D Page 22 of 100

Oconee Nuclear Station Question:

• 23 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 3 conditions:

Initial conditions:

• SBLOCA Current conditions:

• EOP ICC tab initiated

• ONLY the 3A HPI pump is injecting into the core

• Core SCM = (-)15°F

1) In accordance with the ICC tab 3RC-66 will (1)

2) In accordance with Rule 2 (LOSCM) HPI flow will be maximized

<475 gpm (2) RCP seal injection flow.

Which ONE of the following completes the statements above?

A. 1. be opened

2. NOT including B. 1. be opened

2. including C. 1. remain in auto

2. NOT including D. 1. remain in auto

2. including Page 23 of 100

Oconee Nuclear Station Question: 24 ILT41 ONS SRO NRC Examination (1 point)

,_____RUNBACK$__N i;rs

/____ \

QQQQ Q.Q IlI1

.Q.

ii:::;i I I I. I Note: Drawing not representative of actual plant conditions.

Given the following Unit I conditions:

Initial conditions:

• Time = 0400

• Reactor power = 100% decreasing

• Control Rod Group I Rod 3 = 0% withdrawn Current conditions:

• Time = 0430

• Reactor power = 68% decreasing

• IBI RCP trips

1) At 0400, the power to which the ICS is running the plant back is displayed in the (I) window. (refer to the drawing above)

2) After the RCP trips, the unit (2) automatically stabilize at the reciuired reactor power for plant conditions.

Which ONE of the following completes the statements above?

A. 1. upper

2. will B. 1. upper

2. will NOT C. 1. lower

2. will D. 1. lower

2. will NOT Page 24 of 100

Oconee Nuclear Station Question:

• 25 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time = 0400

• Reactor power 100%

• Turbine in HAND Current conditions:

• Time=0415

• Reactor trip occurs

• IMAs in progress, Rx Trip pushbutton just depressed

• Turbine Stop Valve positions as indicated below

1) At 0400 the controlling signal to the TBVs is the (1) error signal.

2) At 0415, in accordance with the EOP an RD will (2)

Which ONE of the following completes the statements above?

A. 1. Turbine Header pressure

2. Initiate Rule 5 (MSLB)

B. 1. Turbine Header pressure

2. Place BOTH EHC pumps in PULL TO LOCK C. 1. SG Outlet pressure

2. Initiate Rule 5 (MSLB)

D. 1. SG Outlet pressure

2. Place BOTH EHC pumps in PULL TO LOCK Page 25 of 100

- Oconee Nuclear Station Question:

• 26 ILT41 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

• Time = 0400

• LOCA CD tab in progress

• ALL SCMs = 4°F increasing

• RCS pressure is controllable

• Statalarm 1SA-07/E6 (ES LPI Bypass Permit) actuated

1) The RCS pressure setpoint which will cause Statalarm 1 SA-071E6 toactuateis (1) psig.

2) At 0400, in accordance with the LOCA CD tab, LPI (2) be manually bypassed.

Which ONE of the following completes the statements above?

A. 1. 865

2. will B. 1. 865

2. will NOT C. 1. 890

2. will D. 1. 890

2. will NOT Page 26 of 100

Oconee Nuclear Station Question: 27 IL T41 ONS SRO NRC Examination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 83% stable Current conditions:

• Switchyard Isolation

• RCS pressure decreased to 1740 psig and is slowly increasing

1) The first EOP Enclosure that is required to be initiated by an RO after completion of lMAsandSymptomsCheckis (1)

2) In accordance with OMP 1-18 (Implementation Standards During Abnormal and Emergency Events), the CRSRO (2) allowed to direct the RO to operate a valve while he in performing the above enclosure.

Which ONE of the following completes the statements above?

A. 1. Enclosure 5.38 (Restoration of Power)

2. is B. 1. Enclosure 5.38 (Restoration of Power)

2. is NOT C. 1. Enclosure 5.5 (Pressurizer and LDST Level Control)

2. is D. 1. Enclosure 5.5 (Pressurizer and LDST Level Control)

2. is NOT Page 27 of 100

OconeG Nuclear Station Question: 28 ILT41 ONS SRO NRCExamination (1 point)

Which ONE of the following is the normal power supply to the 1A CC pump?

A. 1XL B. 1XN C. 1XS1 D. 1XS2 Page 28 of 100

Oconee Nuclear Station Question:

• 29 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

• Reactor power = 100%

• I HP-I 4 fails to the Bleed position I) I HP-120 will (I) to maintain Pzr level constant.

2) (2) will be entered to mitigate this event.

Which ONE of the following completes the statements above?

A. I. open

2. APIO2 (Excessive Leakage)

B. I. open

2. AP132 (Loss of Letdown)

C. 1. remain in its current position

2. AP/02 (Excessive Leakage)

D. 1. remain in its current position

2. AP/32 (Loss of Letdown)

Page 29 of 100

Oconee Nuclear Station Question:

• 30 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 3 conditions:

• ReactorinMODE4

• Placing LPI in service for cooldown

1) 3LP-1 1 and 3LP-1 3 (3AIB LPI Cooler Inlet) are (1) valves.

2) (2) are initially throttled to stabilize RCS temperature in accordance with OPI3IAI1 102/010 (Controlling Procedure for Unit Shutdown).

Which ONE of the following completes the statements above?

A. 1. manual

2. 3LP-12 and 3LP-14 (3AIB LPI Cooler Outlet)

B. 1. manual

2. 3LP-92 and 3LP-93 (3A13B LPI CIr Byp Controller)

C. 1. electric

2. 3LP-92 and 3LP-93 (3A13B LPI CIr Byp Controller)

D. 1. electric

2. 3LP-12 and 3LP-14 (3AIB LPI Cooler Outlet)

Page 30 of 100

Oconee Nuclear Station Question:

• 31 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit 3 conditions:

• Reactor power = 100%

• 3A Core Flood Tank Pressure = 587 psig

> Level= 12.87ff

• 3B Core Flood Tank

> Pressure = 629 psig Level= 13.36ff Which ONE of the following describes the potential adverse effects if a large break LOCA were to occur?

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 OFT pressure.

C. 3B OFT will discharge too much inventory during the blow down phase and not cover the hotspot during re-flood due to OFT level.

D. 3B OFT will discharge too much inventory during the blow down phase and not cover the hotspot during re-flood due to OFT pressure.

Page 31 of 100

Ocoriee NuclearStation Question:

• 32 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Time = 0400

• Reactor power = 100%

Time = 0405

• RCS pressure = 550 psig decreasing Time = 0445

• RCS pressure = 100 psig decreasing

• 1LP-17 is failed CLOSED

1) At 0405, if RCS pressure remains above LPI pump shutoff head, the LPI pumps are required to be secured by (1) in accordance with EOP End. 5.1 (ES Actuation).

2) At 0445, LPI flow (2) entering the core through BOTH LPI injection nozzles.

Which ONE of the following completes the statements above?

A. 1. 0425

2. is B. 1. 0425

2. is NOT C. 1. 0435

2. is D. 1. 0435

2. is NOT Page 32 of 100

Oconee Nuclear Station Question: 33 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time = 0400

• OP/I/A/l 103/002, (Filling and Venting RCS) Enclosure 4.14 (Establishing Pzr Steam Bubble And RCS Final Vent) in progress

• Quench Tank level = 83 inches

• Quench Tank pressure = 1 .5 psig

• The Pressurizer is venting to the Quench Tank Time = 0435

• Quench Tank level = 85.1 inches

• Quench Tank pressure = 1 .6 psig I) At 0435 Pzr bubble formation (I) complete.

2) A consequence of incomplete Pzr bubble formation is that (2)

Which ONE of the following completes the statements above?

A. I.is

2. Pzr spray will NOT effectively control RCS pressure on an insurge B. 1.is

2. Pzr heaters will NOT effectively control RCS pressure on an insurge C. 1. is NOT

2. Pzr spray will NOT effectively control RCS pressure on an insurge D. 1. is NOT

2. Pzr heaters will NOT effectively control RCS pressure on an insurge Page 33 of 100

Oconee Nuclear Station Question: 34 ILT41 ONS SRO NRCExamination (1 point)

Given the foflowing Unit 1 conditions:

Initial conditions:

• Reactor power = 1 00%

1) The LOWER RCS pressure that would cause a Quench Tank (QT) temperature increase is (1)

2) The cooling medium for the QT cooler is (2)

Which ONE of the following completes the statements above?

A. 1. 2460

2. Component Cooling B. 1. 2460

2. Low Pressure Service Water C. 1. 2510

2. Component Cooling D. 1. 2510

2. Low Pressure Service Water Page 34 of 100

Oconee Nuclear Station Question: 35 ILT41 ONS SRO NRCExamination (1 point)

Which ONE of the following will result in the Standby Component Cooling pump receiving an automatic start signal?

A. CC Total Flow = 568 gpm B. CRD Outlet HDR Flow = 136 gpm C. Component Cooling Pump Pressure = 95 psig D. BOTH Main Feeder Buses de-energized for 11 seconds Page 35 of 100

Oconee Nuclear Station Question:

• 36 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time= 0400

• Reactor power = 100%

• IRC-1 fails OPEN Time = 0405

• Reactor power = 100%

• RCS pressure = 2115 psig increasing Time = 0415

• RCS pressure = 2155 psig increasing

• Pzr temperature = 640°F increasing

1) At 0405 the requirements of LCO 3.4.1 (RCS Pressure, Temperature, and Flow Departure from Nucleate Boiling (DNB) Limits) (1) met.

2) At 0415 Pzr Heater Bank 2 (Groups B and D) are (2)

Which ONE of the following completes the statements above?

A. 1. are

2. energized B. 1. are NOT

2. energized C. 1. are

2. de-energized D. 1. are NOT

2. de-energized Page 36 of 100

Oconee Nuclear Station Question:

• 37 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

Current conditions:

• Time= 0400

• Main Turbine trips

• CRD AC Breakers B and C remain CLOSED I) At 0400, API will indicate that ALL Control Rods (1) automatically inserted into the core.

2) At 0401, the API and RPI indications will (2) .

Which ONE of the following completes the statements above?

A. 1. have

2. match B. 1. have

2. NOT match C. 1. have NOT

2. match D. 1. have NOT

2. NOT match Page 37 of 100

Oconee Nuclear Station Question: 38 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time= 0400

• iBi Instrument Channel:

lAl Channel Input RB NR Pressure

- = 13.5 psig (Faulted) 1 Bi Channel In put RB NR Pressure

- = 0.1 psig iCI Channel Input RB NR Pressure

- = 0.2 psig

• ISA-07/A-1 (1AI ES TRIP) actuated Time = 0415

• IBI Instrument Channel:

> lAl Channel Input- RB NR Pressure = 13.5 psig (Faulted)

> lBl Channel Input- RB NR Pressure = 3.1 psig

> lCl Channel Input RB NR Pressure

- = 2.8 psig

1) At 0415, the value that will be used for Channel Actuation by the 1 B1 Instrument Channeltothevotersis (1)

2) An ES actuation _(2) occurred.

Which ONE of the following completes the statements above?

A. 1. 2.8psig

2. has B. 1. 2.8psig

2. has NOT C. 1. 3.1 psig

2. has D. 1. 3.1 psig

2. has NOT Page 38 of 100

V Oconee Nuclear Station Question:

• 39 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time= 0400

• Reactor power = 100%

• lAand IC RBCU operating in HIGH speed Time = 0405

• RCS pressure = 1580 psig decreasing

• RB pressure = 2.3 psig increasing Time = 0407

• RCS pressure = 1080 psig decreasing

• RB pressure = 3.0 psig increasing

• BOTH Main Feeder Buses de-energized Time = 0415

• Power to BOTH Main Feeder Buses is restored Time = 0428

• RCS pressure = 920 psig decreasing

• RB pressure = 10.3 psig increasing Which ONE of the following describes the earliest time when all RBCUs would be operating in LOW speed?

A. 0405 B. 0415 C. 0418 D. 0431 Page 39 of 100

Oconee Nuclear Station Question:

• 40 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

• Reactor trips from 100% power due to a LBLOCA (1) is added to the RB Emergency Sump to allow RBS to (2)

Which ONE of the following completes the statement above?

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 to minimize dose from iodine in the RB atmosphere C. 1. TSP (Trisodium Phosphate Dod ecahydrate)

2. minimize hydrogen production from the boric acid reaction with Zircoloy D. 1. TSP (Trisodium Phosphate Dodecahydrate)

2. aid in keeping Iodine in solution to minimize dose from iodine in the RB atmosphere Page 40 of 100

.Oconee Nuclear Station Question:

• 41 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 3 conditions:

• Unit startup in progress

• Turbine heatup has been initiated

• Turbine Bypass Lines Pumping Trap has malfunctioned and is not removing moisture

1) Plant damage, as a result of the malfunctioning pumping trap is a concern due to the potential of (1)

2) The Turbine Bypass Lines Pumping Trap is aligned to the (2).

Which ONE of the following completes the statements above?

A. 1. a water hammer

2. Condenser B. 1. a water hammer

2. Condensate Storage Tank C. 1. moisture impingement on the turbine blades

2. Condenser D. 1. moisture impingement on the turbine blades

2. Condensate Storage Tank Page 41 of 100

Oconee NuclearStation Question:

• 42 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time = 0400

• Reactor power = 80%

• Reactor Diamond in MANUAL

• BOTH FDW Masters in MANUAL Current conditions:

• Time = 0405

• lB Main FDW pump trips

• Plant Transient Response is complete

• AP/1 (Unit Run back) initiated

1) At 0405, the IA Main FDW pump speed will initially (1)

2) AP/1 will direct reducing reactor power to a MAXIMUM of (2)

Which ONE of the following completes the statements above?

A. 1. increase

2. 55%

B. 1. increase

2. 65%

C. 1. stay the same

2. 55%

D. I. stay the same

2. 65%

Page 42 of 100

Oconee Nuclear Station Question:

• 43 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Loss of ALL Main and Emergency FDW

• HWPs and 0BPs are tripped

• Rule 3 (Loss of Main or Emergency FDW) in progress Current conditions:

• The alternate units TDEFDW pump is supplying EFDW to Unit 1

• lATotal EFDW Flow=49Ogpm

• I B Total EFDW Flow = 490 gpm

1) The alternate source of EFDW may be from (1)

2) In accordance with Rule 7 (SG Feed Control), EFDW flow (2) required to be throttled.

Which ONE of the following completes the statements above?

A. 1. Unit2ONLY

2. is B. 1. Un1t2ONLY

2. is NOT C. 1. Unit2orUnit3

2. is D. I. Unit2orUnit3

2. is NOT Page 43 of 100

Oconee Nuclear Station Question: 44 ILT4J ONS SRO NRC Examination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor has tripped due to loss of both Main FDW pumps Current conditions:

• IA and I B MDEFDW pumps are operating

• IFDW-315 and IFDW-316 are in MANUAL

• 1 A and I B SG levels = 30 inches XSUR stable I) If 1FDW-315 is closed, minimum flow provided by (1) protects the IA MDFDW pump from damage due to dead heading.

2) The IA MDEFDW pump recirculation flow path will be to the (2)

Which ONE of the following completes the statements above?

A. 1. an automatic recirculation control valve

2. Hotwell B. I. an automatic recirculation control valve

2. Upper Surge Tank C. I. recirculation orifices

2. Hotwell D. I. recirculation orifices

2. Upper Surge Tank Page 44 of 100

Oconee Nuclear Station Question:

• 45 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• Reactor power = 100%

• 1 KI Breaker #1 is inadvertently opened

• I SA-2/B-1 I (ICS AUTO POWER FAILURE) actuates

1) Pzrlevelwill (1) asa resultof the powerfailure.

2) 1 HP-120 can now be operated in (2)

Which ONE of the following completes the statements above?

A. 1. stay the same

2. MANUAL ONLY B. 1. stay the same

2. MANUAL or AUTOMATIC C. 1. decrease

2. MANUAL ONLY D. 1. decrease

2. MANUAL or AUTOMATIC Page 45 of 100

Oconee Nuclear Station Question:

• 46 ILT4J ONS SRO NRCExamination (1 point)

Given the following plant conditions:

• The Standby Buses are being powered from the 100 kV line

• The SL Breakers Auto/Manual Selector switches are in AUTO

• The TRIP INTERLOCK DEFEAT SWITCH is in the LEE position Which ONE of the following conditions will cause the SL Breakers to open?

A. Undervoltage condition exists on EITHER Standby Bus 1 or Standby Bus 2.

B. Undervoltage condition exists on BOTH Standby Bus I and Standby Bus 2.

C. The 1st level 100KV Degraded Voltage Relay has been satisfied for 9 seconds AND the 2nd level 100KV Degraded Voltage Relay is now satisfied.

D. The 1st level 100KV Degraded Voltage Relay is now satisfied AND the 2nd level 100KV Degraded Voltage Relay has been satisfied for 9 seconds.

Page 46 of 100

Oconee Nuclear Station Question:

• 47 ILT41 ONSSRONRCExamination (1 point)

Given the following plant conditions:

• 3CA Battery Charger fails output voltage

- 0 VDC

• 3CA Battery voltage = 120 VDC

• 3DCB Bus voltage = 123 VDC

• Unit I DCA/DCB Bus voltage = 125 VDC

• Unit 2 DCA/DCB Bus voltage = 127 VDC Which ONE of the following will automatically supply power to 3DIA panelboard?

A. 3CA Battery B. Unit 1 DC Bus C. 3DCB Bus D. Unit 2 DC Bus Page 47 of 100

Oconee Nuclear Station Question:

• 48 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Reactor power = 100%

Current conditions:

• IBI Reactorcoolantpumptrips

1) When the RCP trips, DNBR will iniUally (I)

2) For this event, the (2) RPS trip will automatically trip the reactor.

Which ONE of the following completes the statements above?

A. 1. increase

2. Flux/Pump B. 1. increase

2. Flux/Flow/Imbalance C. 1. decrease

2. Flux/Pump D. 1. decrease

2. Flux/Flow/Imbalance Page 48 of 100

Oconee Nuclear Station Question:

• 49 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• IA GWD tank release in progress

• I RIA-38 OOS Current conditions:

• Loss of power to I RIA-37 RM-80 skid

1) 1 GWD-4 (A GWD TANK DISCHARGE) will (1)

2) Unit ls Waste Gas Decay Tank discharge flow rate is monitored on (2)

Which ONE of the following completes the statements above?

A. I. automatically close

2. IVBI B. I. automatically close

2. IAB3 C. 1. remainopen

2. IVBI D. I. remain open

2. 1AB3 Page 49 of 100

Oconee Nuclear Station Question: 50 ILT4J ONSSRONRCExamination (1 point)

Which ONE of the following states aM of the switchgear that can supply power to the B LPSW pump?

A. lTD ONLY B. 2TC ONLY C. ITCor2TC D. ITDor2TD Page 50 of 100

Oconee Nuclear Station Question:

• 51 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

• Reactor power = 100%

Which ONE of the following describes an effect of a loss of LPSW?

ASSUME NO OPERATOR ACTIONS A. The HPI pumps motors would overheat.

B. The Primary IA Compressor would overheat.

C. In a subsequent LOHT, the TDEFDW pump will overheat.

D. In a subsequent LOCA, RB Spray effectiveness would be reduced during the recirculation phase.

Page 51 of 100

Oconee Nuclear Station Question: 52 ILT4J ONS SRO NRCExamination (1 point)

Given the following plant conditions:

Initial conditions:

• Time = 0400

• Primary IA compressor tripped Current conditions:

• Time = 0405

• IA pressure = 90 psg decreasing Which ONE of the following describes the status of the following IA components at 0405?

A. Auxiliary IA Compressors OFF Backup IA compressors OFF B. Auxiliary IA Corn pressors Operating Backup IA compressors OFF C. Auxiliary IA Compressors OFF Backup IA compressors Operating D. Auxiliary IA Compressors Operating Backup IA compressors Operating Page 52 of 100

Oconee Nuclear Station Question: 53 ILT41 ONS SRO NRCExamination (1 point)

Which ONE of the following describes the power supply for the A Backup IA Compressor (Worthington)?

A. 1XD B. 1XP C. B3T D. 3X1 Page 53 of 100

Ocoriee Nuclear Station Question:

• 54 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Time 0400

• Reactor power = 100%

Current conditions:

• Time0410

• RCS pressure = 1500 psig decreasing

• RB pressure = 3.3 psig increasing

• ALL SCMs = 10°F decreasing At 0410:

1) Reactor Building (1) will have automatically closed.

2) In accordance with EOP Enclosure 5.1 (ES Actuation) a previously closed containment isolation valve will be opened by first placing the associated (2)

Which ONE of the following completes the statements above?

A. 1. non-essential isolation valves ONLY

2. ES Channel in MANUAL B. 1. non-essential isolation valves ONLY

2. voter in OVERRIDE C. 1. non-essential and essential isolation valves

2. ES Channel in MANUAL D. 1. non-essential and essential isolation valves

2. voter in OVERRIDE Page 54 of 100

OcGnee Nuclear Station Question: 55 ILT41 ONS SRO NRC Examination (1 point)

Which ONE of the following will result in automatic closure of ALL of the RB Purge isolation valves 3PR-1, 2, 3, 4, 5, AND 6?

A. Manual actuation of ES channels 5 and 6 B. Low RCS pressure actuation of ES channels I and 2 C. 3RIA-45 HIGH alarm D. 3RIA-46 ALERT alarm Page 55 of 100

Oconee Nuclear Station Question: 56 ILT4J ONS SRO NRC Examination (1 point)

Which ONE of the following describes ALL of the MCCs which supply power to Unit ls Control Rod Drive System?

A. 1X9 and 2X1 B. 1X9 and 2X2 C. IXI and 2X9 D. lxi and 3X9 Page 56 of 100

Oconee Nuclear Station Question:

• 57 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

• Reactor power = 80%

• 1B1 RCP trips

1) The ICS will initiate a unit runback at_ (1) %/minute.

2) The reactor core iT when the runback is complete will be approximately (2) °F.

Which ONE of the following completes the statements above?

A. 1.20

2. 30.1 B. 1.20

2. 34.5 C. 1.25

2. 30.1 D. 1.25

2. 34.5 Page 57 of 100

Oconee. Nuclear Station Question: 58 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

• NI-5 = 99.7

• NI-6 = 98.8

• Nl-7 = 98.7

• NI-8=99.9

1) The NI selected to feed reactor power to the ICS is (1)

2) In accordance with PTIIIAIO600IOOI (Periodic Instrument Surveillance), (2) is an alternate method for determining reactor power.

Which ONE of the following completes the statements above?

A. 1. Nl-5

2. power from core delta T B. 1. Nl-5

2. Main FDW flow C. 1. Nl-6

2. power from core delta T D. 1. Nl-6

2. Main FDW flow Page 58 of 100

Oconee Nuclear Station Question:

• 59 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor trip from 100% power

• Rule 5 (MSLB) in progress Current conditions:

• The overcooling has been stopped

• Condenser vacuum = 15 inches Hg stable

1) In accordance with Rule 5, the unaffected SG would initially be steamed to maintain (1) constant.

2) The TBVs (2) available to control RCS temperature.

Which ONE of the following completes the statements above?

A. 1. Tcolds

2. are B. 1. Tcolds

2. are NOT C. 1. CETCs

2. are D. 1. CETCs

2. are NOT Page 59 of 100

Oconee Nuclear Station Question:

• 60 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• Reactor in MODE 5

• RB Purge in operation Which ONE of the following in HIGH alarm woud result in a RB evacuation alarm actuation?

A. 1 RIA-3 B. 1RIA-5 C. IRIA-45 D. IRIA-49 Page 60 of 100

Oconee Nuclear Station Question:

• 61 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor shutdown on 5-01 / 0800

• Defueling in progress Current conditions:

• Date/time = 5-05 / 1200

• 15 fuel assemblies remain in the core

• Unit I and 2 SEP cooling is lost

• Unit I and 2 SEP Temperature = I 08°E In accordance with AP/35 (Loss of SEP Cooling and/or Level):

1) The calculated time for the SEP to reach 200 °F is (1) hours.

2) If the SEP begins to boil, makeup to the SEP with at least (2) gpm is required to offset the loss of inventory?

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1. 7.5

2. 70 B. 1. 7.5

2. 29 C. 1. 9.6

2. 70 D. 1. 9.6

2. 29 Page 61 of 100

• Oconee Nuclear Station Question:

• 62 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Time=04:00:00

• Reactor power = 70% stable

• lBCBPtrips

• IA Main FDW Pump suction pressure = 236 psig decreasing Current conditions:

• Time=04:01:25

• 1A Main FDW Pump suction pressure = 230 psig increasing At 04:01 :25:

1) 1 C-61 (Cond Cooler Bypass Control) will be (1)

2) The entry conditions for (2) are met.

Which ONE of the following completes the statements above?

A. 1. open

2. AP/1, Unit Run back B. 1. open

2. the EOP C. 1. closed

2. AP/1, Unit Run back D. 1. closed

2. the EOP Page 62 of 100

Ocanee Nuclear Station Question:

• 63 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Reactor power = 86% decreasing

• IA SG tube leak rate = 8 gpm

• AP/31 (Primary to Secondary Leakage) initiated Current conditions:

• 1 RIA-54 sample pump trips In accordance with AP/31 the:

1) TB Sump pump breakers are required to be opened and (1) tagged.

2) TB Sump (2)

Which ONE of the following completes the statements above?

A. 1. red

2. release path will be determined by Secondary Chemistry B. 1. red

2. will be immediately aligned to the LAWT C. 1. white

2. release path will be determined by Secondary Chemistry D. 1. white

2. will be immediately aligned to the LAWT Page 63 of 100

Oconee-Nuclear Station Question:

• 64 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• Reactor Power = 29% decreasing

• A SGTR is occurring in the IA SG

• SGTR tab in progress

1) I RIA-59 & I RIA-60 determine SG tube leak rate by monitoring (1) activity in the Main Steam lines.

2) 1 RIA-59 & I RIA-60 (2) be used at this time to determine the SG tube leak rate in accordance with the SGTR tab.

Which ONE of the following completes the statements above?

A. 1. N-16

2. will B. 1. N-16

2. will NOT C. 1. gross

2. will D. 1. gross

2. will NOT Page 64 of 100

0-conee Nuclear Station Question:

• 65 ILT4J ONS SRO NRCExamination (1 point)

Given the following conditions:

• Time = 0400

• IA header pressure = 88 psig decreasing At 0400 the Diesel Air Compressors are (1) and SA-141 (SA to IA Controller) is (2)

Which ONE of the following completes the statement above?

A. 1. Operating

2. Open B. 1. Operating

2. Closed C. 1. Shutdown

2. Open D. 1. Shutdown

2. Closed Page 65 of 100

• Ocoriee Nuclear Station Question:

• 66 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• Reactor power = 100%

• The BOP determines that the Steam Packing Exhauster is OFF

1) The BOP will communicate this to the crew using a (1)

2) The above communication (2) required to be 3-way.

Per SOMP 1-07 (Control Room Oversight) AND OMP 1-24 (Operations Communications Standards), which ONE of the following completes the statements above?

A. 1. crew update

2. is B. 1. crew update

2. is NOT C. 1. discussion

2. is D. 1. discussion

2. is NOT Page 66 of 100

Oconee Nuclear-Station Question:

• 67 ILT4J ONSSRONRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• EOP in progress

• An RO is performing an AP Current conditions:

• The RO determines that a previous IAAT step is met in the AP I) The ROwill (1).

2) When the IAAT step is complete the next step to be performed will be (2)

Which ONE of the following completes the statements above?

A. 1. perform the IAAT step, informing the SRO is NOT required

2. the step after the IAAT step.

B. 1. perform the IAAT step, informing the SRO is NOT required

2. the step after the last step completed prior to performing the IAAT step.

C. 1. inform the SRO that the IAAT step is met and then complete the step at the SROs direction

2. the step after the IAAT step.

D. 1. inform the SRO that the IAAT step is met and then complete the step at the SROs direction

2. the step after the last step completed prior to performing the IAAT step.

Page 67 of 100

Oconee Nuclear Station Question: 68 ILT41 ONS SRO NRC Examination (1 point)

Which ONE of the following activities is allowed in accordance with the conservative operating guidance contained in SOMP 1-2 (Reactivity Management)?

A. Manually increasing turbine demand to reduce Turbine Header Pressure and RCS temperature B. Manually increasing Feedwater flow to stop an RCS pressure increase caused by an RCS temperature increase C. Manual rod withdrawal during a Feedwater transient to stop a temperature decrease caused by an instrument failure D. Manually raising one Loop FDW demand while lowering the other Loop FDW demand to control iTcold following an RCP trip Page 68 of 100

OconeeNuclearStation Question:

• 69 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• Unit startup in progress

• Reactor is in MODE 3

• SG levels are being controlled in MANUAL A MAXIMUM allowed SG level of (I) is one method to prevent (2) caused by overcooling due to a Main Steam line break in accordance with the OP/I/NI 102/001 (Controlling Procedure for Unit Startup).

Which ONE of the following completes the statement above?

A. 1. <40 inches SUR

2. accidental criticality B. 1. <40 inches SUR

2. exceeding the NDT Limit C. 1.<96%OR

2. accidental criticality D. 1. <96%OR

2. exceeding the NDT Limit Page 69 of 100

Oconee Nuclear Station Question:

• 70 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• Group 3 Rod 6 drops into the core

• Rod cannot be recovered Which ONE of the following describes action(s) required and the associated MAXIMUM completion time(s) in accordance with TS 3.1.5 (Safety Rod Position Limits)?

A. Verify SDM within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> ONLY B. Verify SDM within 30 minutes ONLY C. Verify SDM within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND reduce reactor power to less than 60%

within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> D. Verify SDM within 30 minutes AND reduce reactor power to less than 60%

within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> Page 70 of 100

Oconee Nuclear Station Question:

• 71 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

• The BOP is performing a Periodic Test (PT)

• The BOP determines two steps must be performed out of sequence to complete the PT In accordance with NSD-704 Technical Procedure Use and Adherence:

1) A note explaining the sequence deviation will be documented (1)

2) (2) is allowed to approve this deviation.

Which ONE of the following completes the statements above?

A. 1. on the procedure coversheet

2. Any SRO B. 1. on the procedure coversheet

2. ONLYtheOSM C. 1. in the procedure body 2.AnySRO D. 1. in the procedure body

2. ONLYtheOSM Page 71 of 100

Oconee Nuclear Station Question:

• 72 ILT41 ONSSRONRCExamination (1 point)

Given the following Unit 1 conditions:

• SGTR tab in progress

• RCS temperature = 548°F stable Which ONE of the following describes an action taken, in accordance with the SGTR tab, to limit the activity released to the atmosphere?

A. Isolate the affected SG prior to initiating RCS cool down B. The TD EFDW pump is placed in Pull To Lock.

C. The Auxiliary Steam systems for all three units are separated.

D. The Turbine Building Sump pump breakers are opened.

Page 72 of 100

Oconee Nuclear Station Question:

• 73 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

• A NEC is to valve out the Unit IA Seal Supply filter

• Anticipated dose rate alarms were briefed by RP I) Based on the RWP and the Plan View, the maximum time that can be taken to perform this task before having to exit the area is (1) minutes

2) Upon receipt of a previously briefed dose rate alarm the NEC (2)

Which ONE of the following completes the statement above?

REFERENCE PROVIDED A. 1.27

2. may continue to work B. 1.27

2. must immediately exit the area C. 1.46

2. may continue to work D. 1.46

2. must immediately exit the area Page 73 of 100

Ocanee Nuclear Station Question: 74 ILT41 ONS SRO NRCExamination (1 point)

1) The on-site emergency facility that assumes responsibility for communications with offsite agencies including the NRC once it is activated is the (1)

2) The minimum level of emergency classification that always requires activation of the TSC and OSC is a(n) (2)

Which ONE of the following completes the statements above?

A. 1. Technical Support Center (TSC)

2. Alert B. I. Technical Support Center (TSC)

2. Unusual Event C. I. Operations Support Center (OSC)

2. Alert D. I. Operations Support Center (OSC)

2. Unusual Event Page 74 of 100

Oconee Nuclear Station Question:

• 75 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• A Site Area Emergency has been declared

1) In accordance with RPIO/B/10001015A (Offsite Communications From The Control Room) the initial communication to the Offsite Agencies is required to be made within a MAXIMUM of (1) from the classification determination.

2) In accordance with RP/01B110001009 (Procedure For Site Assembly), personnel shall be accounted for within a MAXIMUM of (2) minutes of the initiation of the site assembly.

Which ONE of the following completes the statements above?

A. 1. I5minutes

2. 30 B. I. I5minutes

2. 75 C. I. 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />

2. 30 D. 1. 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />

2. 75 Page 75 of 100

Oconee Nuclear Station Question:

• 76 ILT4J ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Reactor tripped from 100% power due to a transient

• PORV is failed OPEN

• 1 RC-4 will not CLOSE

• Multiple equipment failures have occurred Current conditions:

• EOP ICC tab in progress

• CETCs = 754° F increasing

• The TSC concurs with starting RCP(s)

In accordance with the ICC tab:

1) (1) willbestarted.

2) If required, RCP starting interlocks (2) be bypassed to start the RCP(s).

Which ONE of the following completes the statements above?

A. 1. ONLY1RCP

2. will B. 1. ONLY 1 RCP

2. will NOT C. 1. 1 RCP/loop

2. will D. 1. 1 RCP/loop

2. will NOT Page 76 of 100

Oconee Nuclear Station Question: 77 ILT41 ONS SRO NRC Examination (1 point)

Given the following Unit I conditions:

Initial conditions:

• RCS temperature = 235°F stable

• I B LPI pump operating

• lASGisoperable

• lAl RCP operating

• 1A2 RCP breaker red tagged open Current conditions:

• I Al RCP Motor Stator temperature = 3 02°F stable

• lAl Seal Return Temperature = 205°F stable

1) The lAl RCP is required to be secured due to high (I) temperature in accordance with AP/16 (Abnormal RCP Operation).

2) After the IAI RCP is secured, the A RCS loop (2) be credited to meet the requirements to provide decay heat removal in accordance with TS 3.4.6 (RCS Loops MODE 4) bases.

Which ONE of the following completes the statements above?

A. 1. Motor Stator

2. can B. I. Motor Stator

2. can NOT C. I. Seal Return

2. can D. I. Seal Return

2. can NOT Page 77 of 100

Oconee Nuclear Station Question: 78 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor in MODE 6

• Fuel Transfer Canal full

• SF-I and SF-2 are open Current conditions:

• Fuel Transfer Canal level slowly decreasing

• RBNS level increasing

• AP/26 (Loss of Decay Heat Removal) in progress Which one of the following describes the action that would be performed FIRST, in accordance with AP/26, and why?

A. Secure ALL LPI Pumps in preparation for closing ISF-l and I SF-2 B. Secure ALL LPI Pumps to determine if leak is on discharge of LPI Pumps C. Secure SF Cooling pump used for Refueling Cooling Mode to determine if leak is on discharge of SF Cooling Pump D. Secure SF Cooling pump used for Refueling Cooling Mode in preparation for closing ISF-l and ISF-2 Page 78 of 100

Oconee Nuclear Station Question: 79 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Time = 0400

• Reactor power = 100%

Time= 0405

• Loss of ALL Main and Emergency Feedwater

• IA HPI pump trips and will NOT restart

• RCS temperature is increasing

• LOHT tab in progress Time = 0425

• Core SCM 0°F due to the RCS heatup The CRSRO will (1) and will direct (2)

Which ONE of the following completes the statement above?

A. 1. transfer to the LOSCM tab

2. initiating Rule 2 (Loss of SCM)

B. 1. transfer to the LOSCM tab

2. initiating full depressurization of both SGs C. 1. remain in the LOHT tab

2. initiating Rule 4 (Initiation of HPI Forced Cooling)

D. 1. remain in the LOHT tab

2. an operator to perform End 5.34 (Aligning SSF-ASW for SG Feed)

Page 79 of 100

Oconee Nuclear Station Question:

• 80 ILT4J ONS SRO NRCExamination (1 point)

Given the following plant conditions:

Initial conditions:

• Date 4/5

• All three Oconee Units at 100% power

• Time=1100

• 3KVIB panelboard de-energized Current conditions:

• Time=1200

• DC panelboard 3DIC is de-energized

1) Tech Spec LCO 3.8.8 (Distribution Systems-Operating) is NOT met for (1)

2) The bases behind the different Completion Times for inoperable Vital Instrument and Control panel boards in Tech Spec 3.8.8 Condition F is that (2)

Which ONE of the following completes the statements above?

A. 1. Unit3 ONLY

2. KVIA AND KVIB have shorter completion times due to being the source of power for the ES Voters B. 1. Unit3ONLY

2. KVIA AND KVIB have shorter completion times due to providing power for SK and SL breakers protective relaying C. 1. Units 1, 2, AND3

2. KVIA AND KVIB have shorter completion times due to being the source of power for the ES Voters D. 1. Units 1,2, AND3

2. KVIA AND KVIB have shorter completion times due to providing power for SK and SL breakers protective relaying Page 80 of 100

Oconee Nuclear Statian Question: 81 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time = 0400

• Reactor power = 100%

• 2SA-I 8/A-I I (TURBINE BSMT WATER LEVEL EMERGENCY HIGH) actuated

• AP/lO (Turbine Building flood) initiated Time = 0430

• ALL CBPs, Main and Emergency FDW pumps have tripped I) At0430,theSROwill (I)

2) The next method that will be used to remove decay heat is (2) in accordance with the procedure identified above.

Which ONE of the following completes the statements above?

A. 1. remain inTBF tab

2. feeding with the SSF ASW pump B. I. remain in TBF tab

2. initiation of HPI Forced Cooling C. 1. transfer to the LOHT tab

2. feeding with the SSF ASW pump D. I. transfer to the LOHT tab

2. initiation of HPI Forced Cooling Page 81 of 100

Oconee Nuclear Station Question:

• 82 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Re-fueling in progress Current conditions:

• A fuel assembly is damaged while inserting into the core

• An adjacent assembly must be placed in an alternate core location while recovering the damaged assembly Which ONE of the following states the MINIMUM level of approval required to place a fuel assembly into an alternate location other than the original one assigned by the Core Reload Sequence in accordance with MPIO/Af 1500/009 (Defueling/Refueling Procedure) Limits and Precautions?

A. OSM B. Refueling SRO C. Reactor Building SRO D. Refueling SRO Assistant Page 82 of 100

Oconee Nuclear Station Question:

• 83 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• Pressurizer (PZR) Level 2 selected

• SASSinMANUAL Current conditions:

• ICCM Train IA experiences a total loss of power

1) Assuming NO other operator actions, I HP-I 20 (1) be taken to MANUAL to ensure compliance with TS 3.4.9 (Pressurizer).

2) The bases for the limit on Pzr level in TS 3.4.9 (Pressurizer) is to (2)

Which ONE of the following completes the statements above?

A. l.will

2. prevent exceeding the RCS pressure Safety Limit due to a subsequent Pzr insurge B. I. will

2. ensure adequate Pzr heater capacity to return the Pzr to saturated conditions following all anticipated transients C. I. will NOT

2. prevent exceeding the RCS pressure Safety Limit due to a subsequent Pzr i nsurge D. I. will NOT

2. ensure adequate Pzr heater capacity to return the Pzr to saturated conditions following all anticipated transients Page 83 of 100

- Oconee Nuclear Station Question:

• 84 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• lCHPIpumpOOS

• SBLOCA occurs Current conditions:

• ALL SCMs = 0

• 1 B HPI pump tripped and will NOT start

1) The LOSCM tab will give direction to depressurize BOTH SGs (1)

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

Which ONE of the following completes the statements above?

A. 1. fully

2. will B. 1. fully

2. will NOT C. I. to 250 psig

2. will D. 1. to 250 psig

2. will NOT Page 84 of 100

Oconee Nuclear Station -

Question:

• 85 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• SSF has been activated

• EOP Enclosure 5.34 (Aligning SSF-ASW for SG Feed) in progress

1) In accordance with a NOTE in Enclosure 5.34, the alignment of SSF Diesel Service Water discharge to the yard drain must be completed between (1) of the SSF Diesel emergency start.

2) A reason for the above action is to ensure continued operability of the SSF (2)

Which ONE of the following completes the statements above?

A. 1. 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> and 45 minutes and 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />

2. HVAC system B. 1. 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> and 45 minutes and 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />

2. ASW pump C. 1. 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> and 20 minutes and 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> and 35 minutes

2. HVAC system D. 1. 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> and 20 minutes and 3 hours3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> and 35 minutes

2. ASW pump Page 85 of 100

Oconee Nuclear Station Question: 86 ILT41 ONS SRO NRC Examination (1 point)

Given the following Unit I conditions:

. Time = 0000

. Reactor power = 100%

. 1 SA-02/D-2 (APPROACHING LDST OPERATING LIMITS) actuates

1) The LDST Data Set (from the table below) which would result in declaring BOTH trains of HPI inoperable is (1)

2) As a result of the inoperability of BOTH HPI trains, the unit must be in MODE 4 no later than (2)

LDST_Data_Set Pressure_(psig) Level jches X 10 70 Y 40 80 Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1.X

2. 1200 B. 1.X

2. 1800 C. 1.Y

2. 1200 D. 1.Y

2. 1800 Page 86 of 100

Oconee Nuclear Station Question:

• 87 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time = 0400

• Reactor power = 100%

• BOTH Main FDW pumps trip Time = 0403

• Reactor power = 68% decreasing

• RULE I (ATWS/UNPP) is complete

• I RC-66 is failed open

• RCS pressure = 1920 psig decreasing Time = 0410

• Reactor power = 5% decreasing

• UNPP tab in progress

• QT pressure = 12 psig increasing

• I RC-4 will NOT close Time= 0420

• SRO has transferred to Subsequent Actions

1) The MINIMUM QT pressure which will result in reactor coolant being released to the RB atmosphere is (1) psig.

2) After 0420, the SRO will transfer to the (2) tab to continue event mitigation.

Which ONE of the following completes the statements above?

A. 1.49

2. HPICD B. 1.49

2. LOCACD C. 1.55

2. HPICD D. 1.55

2. LOCACD Page 87 of 100

Oconee Nuclear Station Question:

• 88 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power =100%

• BOTH Main FDW pumps trip Current conditions:

• ALL EFDW pumps operating

• MDEFDWP DICH FLOW LOOP A = 100 gpm

• MDEFDWP DICH FLOW LOOP B = 150 gpm

• TOTAL EFDW FLOW IA = 100 gpm

• TOTAL EFDW FLOW 1 B = 275 gpm

1) The cause of these indications is (1)

2) In accordance with TS 3.7.5, a MAXIMUM of (2) is allowed to open the mis-positioned valve.

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1. 1 FDW-368 (TDEFDWP DISCH TO IA SG BLK) is CLOSED

2. 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> B. 1. 1 FDW-368 (TDEFDWP DISCH TO IA SG BLK) is CLOSED

2. 7 days C. 1. 1 FDW-374 (IA MD EFDWP DISCHARGE to S/G A) is CLOSED

2. 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> D. 1. 1 FDW-374 (IA MD EFDWP DISCHARGE to S/G A) is CLOSED

2. 7 days Page 88 of 100

Oconee Nuclear Station Question: 89 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Time = 0400:

• Station blackout occurs Time = 0405

• I DCA and IDCB (Control Battery Buses) are de-energized

• OSM and the STA discuss the DC Bus issue and develop a plan to restore them Time = 0410

• Power restored to both Main Feeder Buses from KHU #1 and CT-I

• CT-5 is energized Time = 0430

• I DCA energized I) In accordance with OMP 1-18 (Implementation Standard During Abnormal and Emergency Events), the (I) will conduct the Focus Brief on restoration of the battery charger.

2) In accordance with RP/0/B/1000/001 (Emergency Classification) the highest emergency classification (if any) for the above sequence of events is (2)

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1. OSM ONLY

2. none B. 1. OSM ONLY

2. Site Area Emergency C. 1. OSM or the CRSRO

2. none D. 1. OSM0rtheCRSRO

2. Site Area Emergency Page 89 of 100

Oconee Nuclear Station Question: 90 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

• ACB-3 closed Which ONE of the following will make the Keowee Unit associated with overhead emergency power path inoperable in accordance with TS 3.8.1 (AC Sources Operating) Bases?

A. ACB-2 inoperable B. Zone overlap interlock inoperable C. ACB-1 to ACB-3 interlock inoperable D. One channel of Switchyard Isolation inoperable Page 90 of 100

Oconee Nuclear Station Question: 91 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time = 0400

• Reactor power = 100%

Current conditions:

• Time0415

• HPI X-OVER LOOP A flow instrument loses power

1) If at 0400, ES Channels 1 8 actuated the HPI X-OVER LOOP A flow instrument (1) indicate flow.

2) At 0415, TS 3.5.2 (HPI) CONDITION A (2) required to be entered.

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1. would

2. is B. 1. would

2. is NOT C. 1. would NOT

2. is D. 1. would NOT

2. is NOT Page 91 of 100

Oconee Nuclear Station Question: 92 ILT41 ONS SRO NRC Examination (1 point)

Given the following Unit I conditions:

• De-fueling in progress

1) The (1) is responsible for the Refueling Log.

2) A (2) is required to be documented in the Refueling Log.

In accordance with OMP 2-01 (Duties and Responsibilities of On-shift Operations Personnel), which ONE of the following completes the statements above?

A. 1. Refueling SRO Assistant

2. Spent Fuel Bridge overload B. 1. Refueling SROAssistant

2. 1 RIA-45 High Alarm actuates C. I. Refueling SRO

2. Spent Fuel Bridge overload D. 1. Refueling SRO

2. 1 RIA-45 High Alarm actuates Page 92 of 100

Oconee Nuclear Station Question:

• 93 ILTJ1 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time=1200

• 1 RIA-54 (Turbine Building Sump) removed from service for planned maintenance Current conditions:

• Time=1235

• I RIA-54 returned to service Which ONE of the following states ALL SLC 16.11.3 (Radioactive Effluent Monitoring Instrumentation) conditions that apply (if any) at 1200?

REFERENCE PROVIDED A. B ONLY B. F ONLY C. BandF ONLY D. B,F,andH Page 93 of 100

Oconee Nuclear Station Question: 94 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

An Estimated Critical Position (ECP) of Group 7 @ 30% withdrawn is calculated as follows:

• 400 EFPD

• 535 °F RCS Temperature

• 200 ppmB RCS boron concentration

• (-1.47%) 1k/k Xenon/Samarium Concentration

1) (1) will result in an ECPof CRD Group 7 greaterthan 30%withdrawn.

2) In accordance with the OP/1/A/1102/001 (Controlling Procedure for Unit Startup), if criticality is NOT achieved within +/- 0.75% ik/k of the ECP then (2).

Which ONE of the following completes the statements above?

A. 1. 537° F RCS temperature

2. fully insert ALL safety and regulating rod groups B. 1. 537°F RCS temperature

2. insert ALL control rod groups to group 1 at 50% ONLY C. 1. 190 ppmB RCS boron concentration

2. fully insert ALL safety and regulating rod groups D. 1. 190 ppmB RCS boron concentration

2. insert ALL control rod groups to group 1 at 50% ONLY Page 94 of 100

Oconee Nuclear Station Question:

• 95 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

• Pumping Unit ls Condensate Storage Tank to Unit 2s Condensate Storage is desired.

Per OMP 1-02 (Rules Of Practice):

1) the (1) is required to mark up the prints in theWCC and the Control Room.

2) this evolution (2) allowed to be controlled from WCC.

Which ONE of the following completes the statements above?

A. 1. Control Room SRO

2. is B. 1. Control Room SRO

2. is NOT C. 1. responsible WCC SRO

2. is D. 1. responsible WCC SRO

2. is NOT Page 95 of 100

Oconee Nuclear Station Question: 96 ILT4J ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

• RCS Loops dropped

• IALPI pump operating

• SR 3.4.8.1 is performed at 2100 on 12-1 Which ONE of the following states the LATEST time that SR 3.4.8.1 can be performed and the specified Frequency of the surveillance still be met?

REFERENCE PROVIDED A. 0900 on 12-2 B. 1200on12-2 C. 15000n12-2 D. 2100on12-2 Page 96 of 100

Oconee Nuclear Station Question:

• 97 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit I conditions:

Initial conditions:

• EOP Enclosure 5.12 (ECCS Suction Swap to RBES) in progress Current conditions:

• The step to open 1 HP-939 and 1 HP-940 has just been completed

1) These valves direct HPI flow to the (1) .

2) In accordance with the bases of SLC 16.6.12 (Additional HPI Requirements) this flow path is established to prevent (2)

Which ONE of the following completes the statements above?

A. 1. RBES

2. elevated dose rates in the Auxiliary Building B. 1. RBES

2. Boron precipitation in the core C. 1. LDST

2. elevated dose rates in the Auxiliary Building D. 1. LDST

2. HPI pump damage due to flow below minimum Page 97 of 100

Oconee Nuclear Station Question: 98 ILT41 ONS SRO NRC Examination (1 point)

Given the following Unit I conditions:

Initial conditions:

• Reactor power = 100%

Current conditions:

• RCS pressure = 1136 psig slowly decreasing

• CoreSCM0°F

• RB pressure = 11 .6 psig slowly decreasing

• IA SG pressure = 1010 psig slowly decreasing

• I B SG pressure = 1008 psig slowly decreasing

1) EmergencyDoseLimits (1) in affect.

2) The maximum (TEDE) dose that an NEC can receive while performing a task outside of the control room without exceeding any applicable limits is (2)

Which ONE of the following completes the statements above?

A. 1. are NOT

2. 2 rem for performing Time Critical Tasks B. 1. are NOT

2. 25 rem for lifesaving activities C. 1. are

2. 5 rem for performing Time Critical Tasks D. 1. are

2. 25 rem for protecting property Page 98 of 100

Oconee Nuclear Station Question:

• 99 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

• Forced Cooldown tab in progress

• Management has determined that a Natural Circulation cooldown is required

1) In accordance with the FCD tab, a MAXIMUM cooldown rate of (1) will be established.

2) The above rate is chosen to help prevent void formation in the (2)

Which ONE of the following completes the statements above?

A. 1. <50°F/hr

2. top of the hot legs B. 1. <50°F/hr

2. reactor vessel head C. 1. <25°F/hr

2. top of the hot legs D. 1. <25°F/hr

2. reactor vessel head Page 99 of 100

Oconee Nuclear Station Question: 100 ILT41 ONS SRO NRCExamination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

• Time = 0400

• The Emergency Plan has been entered due to LBLOCA Current conditions:

• Time = 0455

• The TSC is activated and turnover is complete

1) At 0400, the NRC Communicator is required to be (2) in accordance with RPIOIB/1 000/002 (Control Room Emergency Coordinator Procedure).

2) The LOWEST classification which always requires a protective action recommendation on the initial notification is a (1)

Which ONE of the following completes the statements above?

A. 1. alicensedSROONLY

2. Site Area Emergency B. 1. alicensedSROONLY

2. General Emergency C. 1. any qualified on shift person

2. Site Area Emergency D. 1. any qualified on shift person

2. General Emergency Page 100 of 100

Reference Listfor: ILT4I ONS SRO NRC Examinatiot AP/35 End. 5.4 Plan View RWP 23 0P11108/OO1 End. 4.39 TS 3.7.5 RPIO/BI1000/OO1 Encl.4.1 -4.9 TS 3.5.2 SLC 16.11.3 TS 3.4.8 Printed 5/23/2012 8:51:42 AM

Examination KEYfor: ILT4J ONSSRONRCExamin Question Answer Number C

2 B 3 B 4 C 5 C 6 C 7 B 8 D 9 A 10 C 11 A 12 C 13 D 14 B 15 B 16 C 17 B 18 A 19 D 20 C 21 D 22 B 23 B 24 D 25 D Printed 6/21/2012 8:27:47AM Page 1 of 4

Examination KEYfor: ILT41 ONSSRONRCExamin Question Answer Number 26 A 27 C 28 A 29 C 30 B 31 D 32 C 33 A 34 A 35 A 36 B 37 A 38 B 39 C 40 D 41 A 42 B 43 C 44 B 45 B 46 B 47 B 48 D 49 A 50 D Printed 6/21/2012 8:27:47AM Page 2 of 4

Examination KEYfor: ILT41 ONS SRO NRC Examin Question Answer Number 51 D 52 C 53 A 54 C 55 B 56 A 57 D 58 A 59 C 60 D 61 C 62 A 63 C 64 B 65 B 66 B 67 B 68 D 69 A 70 A 71 D 72 B 73 A 74 A 75 A Printed 6/21/2012 8:27:47AM Page 3 of 4

Examination KEYfor: ILT41 ONS SRO NRC Examin Question Answer Number 76 C 77 B 78 B 79 C 80 A 81 A 82 B 83 A 84 B 85 A 86 D 87 D 88 A 89 D 90 A 91 C 92 C 93 C 94 B 95 B 96 B 97 A 98 C 99 B 100 B Printed 6/21/2012 8:27:47AM Page 4 of 4