Text

Initial Exam 2012-302 Final RO Written Exam
	ML13018A360
Person / Time
Site:	Oconee
Issue date:	01/15/2013
From:	; NRC/RGN-II
To:	; Duke Energy Carolinas
References
	Download: ML13018A360 (86)
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ES-401 Site-Specific RO Written Examination Form ES-401-7 Cover Sheet U.S. Nuclear Regulatory Commission Site-Specific RO Written Examination Applicant Information Name:

Date: 12/13/2012 Facility/Unit: Oconee Region: I II III LI IV LI 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. Examination papers will be collected 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months after the examination begins.

Applicant Certification All work done on this examination is my own. I have neither given nor received aid.

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

Oconee Nuclear Station Question:

1 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 70%

Diamond and BOTH FDW Masters in MANUAL

1TA de-energized Current conditions:

Time = 0401

Reactor power = 59% decreasing

1) The OATC will (1).

2) BOTH FDW Masters _(2)_ transfer to AUTO and reduce FDW.

Which ONE of the following completes the statements above?

A. 1. insert control rods and initiate emergency boration

2. will B. 1. insert control rods and initiate emergency boration

2. will NOT C. 1. perform Plant Transient Response

2. will D. 1. perform Plant Transient Response

2. willNOT Page 1 of 100

Oconee Nuclear Station Question: 2 IL T42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

Transient occurs Time = 0405

RCS pressure = 2467 psig increasing Time = 0410

RCS pressure = 2427 psig decreasing Time = 0415

RCS pressure = 2025 psig decreasing

1 DIB breaker #24 trips OPEN

1) At 0410, 1 RC-66 will have a signal to (1) .

2) At 0415, 1 RC-66 (2) be operated manually by the RO.

Which ONE of the following completes the statements above?

A. 1. remain open

2. can B. 1. remain open

2. can NOT C. 1. be closed

2. can D. 1. be closed

2. can NOT Page 2 of 100

Oconee Nuclear Station Question:

3 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

RCS Tave = 579° F stable

Pzr level 220 inches stable

RC Makeup Flow = 58 gpm stable

Letdown Flow = 74 gpm stable

Seal Inlet Header Flow = 32 gpm stable

Total Seal Return Flow = 8.8 gpm stable

RB Normal Sump level = 18 inches increasing

LDST level = 80 inches decreasing

The leakage determined to be from 1 RC-2 (Pzr Spray Bypass) packing Time = 0530

RC Makeup Flow = 85 gpm slowly increasing

Pzr level 200 inches decreasing

1) At 0400, in accordance with TS 3.4.13 (RCS Operational LEAKAGE), the calculated RCS leak rate (1) the identified LEAKAGE limit.

2) At 0530, in accordance with AP!2 (Excessive RCS Leakage) 1 HP-5 (2) required to be closed.

Which ONE of the following completes the statements above?

A. 1. exceeds

2. is B. 1. exceeds

2. is NOT C. 1. does NOT exceed

2. is D. 1. does NOT exceed

2. is NOT Page 3 of 100

Oconee Nuclear Station Question: 4 IL T42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

RCS pressure = 328 psig decreasing

RB pressure = 5 psig increasing

1) _(1)_ Reactor Building Spray pumps are operating.

2) (2) LPI pumps are operating.

Which ONE of the following completes the statements above?

A. 1.two

2. ONLYtwo B. 1.two

2. three C. 1. zero

2. ONLY two U. 1. zero

2. three Page 4 of 100

Oconee Nuclear Station Question: 5 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 80% stable Current conditions:

1A1 RCP trips

1) The unit will run back to a MAXIMUM power level of _(1)_ %.

2) The reason reactor trip setpoints are modified if axial imbalance becomes excessive is to maintain _(2)_.

Which ONE of the following completes the statements above?

A. 1.65

2. fuel centerline temperatures within limits B. 1.65

2. RCS component temperatures within design limits C. 1.74

2. fuel centerline temperatures within limits D. 1.74

2. RCS component temperatures within design limits Page 5 of 100

Oconee Nuclear Station Question:

6 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Unit shutdown in progress

LPI aligned in High Pressure Mode

1) If (1) _fails to control properly a loss of decay removal can occur.

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

Which ONE of the following completes the statements above?

A. 1. 1LPSW-251

2. placing 1LPSW-251s FAIL SWITCH in FAIL OPEN and throttling 1 LPSW-.4 B. 1. 1LPSW-251

2. aligning the LPI system in series mode and using 1 LPSW-252 C. 1. 1LPSW-252

2. placing 1LPSW-252s FAIL SWITCH in FAIL OPEN and throttling 1 LPSW-5 D. 1. 1LPSW-252

2. aligning the LPI system in switchover mode and using 1 LPSW-251 Page 6 of 100

Oconee Nuclear Station Question: 7 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time= 0400

Reactor power = 100%

Component Cooling Return Flow = 563 gpm

1 SA-09!C-1 (Component Cooling Return Flow Low) actuates Current conditions:

Time= 0402

Component Cooling Return Flow = 103 gpm

The Standby CC pumps has NOT started

CC Surge Tank level = 18 inches stable

1) At 0400, Statalarm 1SA-09/C-1 (1) valid.

2) At 0402, in accordance with 1 SA-09/C-1 ARG, the Standby CC pump (2) be manually started.

Which ONE of the following completes the statements above?

A. 1.is

2. will B. 1.is

2. will NOT C. 1.IsNOT

2. will D. 1. is NOT

2. will NOT Page 7 of 100

Oconee Nuclear Station Question: 8 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

RCS pressure = 2078 psig decreasing

Pzr level = 350 inches increasing

1 SA-i 8/A-i (Pressurizer Relief Valve Flow) actuated

ALL 1 RC-66 flow monitor red lights are illuminated Immediate Manual Actions of AP/44 (Abnormal Pressurizer Pressure Control) directs the operator to _(1)_ AND the actual setpoint (psig) for the Low RCS Pressure RPS tripis (2)

Which ONE of the following completes the above statement?

A. 1. Close 1RC-4

2. 1810 B. 1. Close 1RC-4

2. 1800 C. 1. Manually trip the reactor

2. 1810 D. 1. Manually trip the reactor

2. 1800 Page 8 of 100

Oconee Nuclear Station Question: 9 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time = 0400 o Reactor power = 100%

Current conditions:

Time = 0405

BOTH Main FDW pumps trip

Reactor power = 60% decreasing

ALL Main Turbine Stop valves OPEN

Rule 1 (ATWS/UNPP) initiated

1) At the completion of Rule 1 _(1)_ HPI pumps will be operating.

2) At 0405 and in accordance with the UNPP tab, the Main Turbine (2) required to be manually tripped.

Which ONE of the following completes the statements above?

A. 1. ONLYtwo

2. is B. 1. ONLYtwo

2. is NOT C. 1. three

2. is D. 1. three

2. is NOT Page 9 of 100

Oconee Nuclear Station Question: 10 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

TDEFDW pump is OOS Time = 0401

Both Main FDW pumps trip Time = 0410

1A SG level = 30 inches XSUR stable

1 B SG level = 36 inches XSUR increasing

1) (1) will cause the above indications.

2) At 0410 and in accordance with Rule 7 the MAXIMUM EFDW flow allowed to each SG is (2) gpm.

Which ONE of the following completes the statements above?

A. 1. A loss of Instrument Air to 1FDW-316

2. 600 B. 1. A loss of Instrument Air to 1FDW-316

2. 1000 C. 1. Primary to secondary rupture in the 1 B SG

2. 600 D. 1. Primary to secondary rupture in the 1 B SG

2. 1000 Page 10 of 100

Oconee Nuclear Station Question:

11 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0200

Reactor power = 100%

Time = 0202

IA SG pressure = 100 psig decreasing

lB SG pressure = 810 psig decreasing

RB pressure = 3.6 psig increasing

PZR level = 9 inches decreasing

RCS pressure = 1610 psig decreasing

CETCs = 520°F and decreasing A (1) has occurred and (2)

Which ONE of the following completes the statement above?

ASSUME NO OPERATOR ACTION A. 1. Small break LOCA

2. ES Channels 3 and 4 have actuated B. 1. Small breakLOCA

2. ES Channels 3 and 4 have NOT actuated C. 1. Main FDW line break

2. AFIS will have actuated D. 1. Main FDW line break

2. AFIS will NOT have actuated Page 11 of 100

Oconee Nuclear Station Question: 12 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time=0400

A station blackout has occurred Current conditions:

Time=0700

1 CA bus voltage = 105 VDC At 0700 and in accordance with the Blackout tab, 1 CC-8 (1) required to be failed closed because it fails (2)

Which ONE of the following completes the statement above?

A. 1.isNOT

2. closed on a loss of V B. 1.isNOT

2. closed on a loss of DC power C. 1.is

2. openonalossof D. 1.is

2. open on a loss of DC power Page 12 of 100

Oconee Nuclear Station Question:

13 1LT42 ONS SRO NRC Examination (1 point)

Given the following plant conditions:

No Keowee Units are operating

ACB-4 closed

Keowee Battery Charger #1 output is zero

1) The normal power supply for Battery Charger #1 is 1XA fed from (1)

2) The reason DC power is used for Keowee control power is that it will be available for a MINIMUM of approximately (2) hour(s) following a loss of ALL AC power.

Which ONE of the following completes the statements above?

A. 1. 1TC

2. one B. 1. 1TC

2. four C. 1. the 230 Ky switchyard

2. one D. 1. the 230 KV switchyard

2. four Page 13 of 100

Oconee Nuclear Station Question: 14 1LT42 ONS SRO NRC Examination (1 point)

Which ONE of the following would be an indication that an extended loss of LPSW has occurred?

A. EHC oil level increase B. Component Cooling Surge tank level increase C. High Pressure Injection pump motor temperature increase D. Primary instrument air compressor discharge temperature increase Page 14 of 100

Oconee Nuclear Station Question: 15 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

Instrument Air Pressure decreasing

AP/22 (Loss of Instrument Air) initiated Current conditions:

Instrument Air pressure = 61 psig decreasing

FDW Pump delta P OAC alarms actuate

1A & 1 B Main FDW Pump speeds are both increasing slowly Which ONE of the following describes the actions required by AP/22?

A. Commence a plant shutdown. If at any time two or more CRD temperatures are >180°F, then trip the reactor.

B. Commence a plant shutdown. If at any time SG level approaches main FDW pump trip criteria, then trip the reactor.

C. Manually trip the reactor. Manually trip both main FDW pumps.

D. Manually trip the reactor. Take both FDW Masters to Hand and decrease demand to zero.

Page 15 of 100

Oconee Nuclear Station Question: 16 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 80%

AP/34 (Degraded Grid) has been entered Current conditions:

Generator output voltage = 18.2 KV

Generator output = 700 MWs and (-) 375 MVARs

Generator Hydrogen pressure = 45 psig stable

1) The generator (1)_ operating within the limits of AP!34 Enclosure 5.1 (Generator Red uced Capability Curve).

2) If generator output voltage cannot be maintained within the capability curve, AP/34 will direct (2)

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1.is

2. manually tripping the reactor and going to the EOP B. 1.is

2. opening PCB 20 and 21 and going to AP/1 (Unit Runback)

C. 1.isNOT

2. manually tripping the reactor and going to the EOP D. 1.isNOT

2. opening PCB 20 and 21 and going to AP/1 (Unit Runback)

Page 16 of 100

Oconee Nuclear Station Question:

17 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time= 0400

Reactor power = 100%

lCHPlpumpOOS Current conditions:

Time 0405

1A and 1 B Main FDW pumps tripped

Condensate Booster Pumps unavailable

All EFDW pumps unavailable

1A and 1 B SG Outlet pressure = 860 psig slowly decreasing

RCS pressure = 2317 psig increasing Which ONE of the following describes the required operator action(s) in accordance with the EOP?

A. Establish HPI forced cooling and open 1 HP-409.

B. Establish HPI forced cooling and open 1 HP-410.

C. Establish SSFASW flow to the SG and establish SG levels at 240 inches.

D. Establish SSFASW flow to the SG and do NOT establish a level in the SGs.

Page 17 of 100

Oconee Nuclear Station Question: 18 IL T42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

1SA2/A9 (MS PRESS HIGH/LOW) alarms Current conditions:

1A SG pressure 905 psig increasing

1 B SG pressure 22 psig decreasing

RCS temperature = 530 °F increasing

The overcooling has been stopped

1) In accordance with Rule 5 (MSLB), TBVs will initially be adjusted to maintain (1) constant.

2) The reason for maintaining the above temperature constant is to help prevent (2)

Which ONE of the following completes the statements above?

A. 1. CETCs

2. pressurizer swell and subsequent RCS re-pressurization B. 1. CETC5

2. tensile stresses in the isolated SG C. 1. Tcolds

2. pressurizer swell and subsequent RCS re-pressurization D. 1. Tcolds

2. tensile stresses in the isolated SG Page 18 of 100

Oconee Nuclear Station Question: 19 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

Time = 0415

Control Rod Group 3 Rod 2 position = 50% withdrawn

Control Rod Group 3 out limit light is NOT illuminated

1 SA-0 2/B-i 0 (CRD Asymmetric Rod Alarm) actuates Time = 0500

Voltage of one phase of the input to the Single Rod Power Supply is greater than the High High overvoltage setpoint

1) At 0415, an Asymmetric Rod Runback_ (1) _occur.

2) At 0500, a reactor trip (2) occur.

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 19 of 100

Oconee Nuclear Station Question:

20 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Power escalation in progress o Reactor power = 60% increasing Which ONE of the following would require entry into AP/1 (Unit Runback)?

A. High discharge pressure results in a 1 B Main Feedwater Pump trip B. A stuck Group 7 control rod resulting in a 8 percent misalignment from the group average C. A Condensate Booster pump trips resulting in Main FDW pump suction pressure of 350 psig D. A faulty relay results in PCB 21 tripping open Page 20 of 100

Oconee Nuclear Station Question: 21 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Pzr level Channel 3 is selected

SASS in MANUAL Current conditions:

Pzr temperature B fails LOW

1) The operating HPI pump current (amps) will (1)

2) If SASS had been in AUTO, SASS would have selected Pzr level Channel (2)

Which ONE of the following completes the statements above?

A. 1. increase

2. one B. 1. increase

2. two C. 1. decrease

2. one D. 1. decrease

2. two Page 21 of 100

Oconee Nuclear Station Question:

22 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Startup in progress

NI-i and NI-2 SR = 385 cps

NI-i and Nl-2 WR= 1E-4%

1NI-3 and iNl-4 inoperable Current conditions:

1 SA-05/A-7 (1 NI-i Test/Fail) actuates Which ONE of the following describes a required action in accordance with TS 3.3.9 (Source Range Neutron Flux) as referenced in the ARG and why?

A. Restore affected channel to operable status prior to increasing thermal power because, at this power level, the source range is the primary indication of reactor power B. Restore affected channel to operable status prior to increasing thermal power because, at this power level, the wide range also provides a reliable indication of reactor power C. Open control rod drive trip breakers immediately because, at this power level, the source range is the primary indication of reactor power D. Open control rod drive trip breakers within 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months because, at this power level, the wide range also provides a reliable indication of reactor power Page 22 of 100

Oconee Nuclear Station Question: 23 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time= 0400

Reactor power = 100%

1RIA-401n HIGH alarm

1A HPI pump operating

RC Makeup flow = 60 gpm

Letdown Flow = 78 gpm

Seal Inlet HDR Flow =32 gpm

Total Seal Return Flow = 8.8 gpm Current conditions:

Time=0415

lBHPlpumpstarted

RC Makeup flow = 160 gpm stable

HPI Flow Train A = 240 gpm stable

Pzr level = 209 inches stable

1) At 0400, (1) will be used to mitigate this event.

2) At 0415, the reactor (2) required to be manually tripped.

Which ONE of the following completes the statements above?

A. 1. AP/31 (Primary To Secondary Leakage)

2. is B. 1. AP!31 (Primary To Secondary Leakage)

2. is NOT C. 1. Steam Generator Tube Rupture tab

2. is D. 1. Steam Generator Tube Rupture tab

2. is NOT Page 23 of 100

Oconee Nuclear Station Question: 24 1LT42 ONS SRO NRC Examination (1 point)

Unit 2 initial conditions:

Reactor power = 90%

Loop A Controlling Thot fails HIGH (6200 F)

2SA2/B4 (RC AVERAGE TEMP HIGH/LOW) actuated Current conditions:

The Diamond and BOTH FDW Masters taken to HAND Which ONE of the following describes the initial action taken by an RO, and the reason for the action, in accordance with OMP 1-18 (Implementation Standard During Abnormal And Emergency Events)?

A. Decrease FDW to stabilize reactor power B. Decrease FDW to stabilize RCS pressure C. Insert control rods to stabilize RCS pressure D. I nsert control rods to stabilize reactor power Page 24 of 100

Oconee Nuclear Station Question: 25 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

ACB-4 closed

KHU #1 output = 88 MWe

KHU #2 output = 48 MWe Current conditions:

Switchyard Isolation occurs

2SA-1 7/A-2 (GEN #1 NORMAL LOCKOUT) actuates

1) KHU #1 (1)_energize Oconee Unit ls Main Feeder Buses.

2) When the Keowee emergency start signal is reset KHU #1 will (2)

Which ONE of the following completes the statements above?

A. 1.will

2. trip B. 1. will

2. parallel to the grid C. 1. will NOT

2. trip D. 1. will NOT

2. parallel to the grid Page 25 of 100

Oconee Nuclear Station Question: 26 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 3 conditions:

CoreSCM=0°F

LOCA Cooldown tab in progress

CETCs = 395°F slowly decreasing

3LP1 03 (POST LOCA BORON DILUTE) will NOT open Which ONE of the following sets of valves are required to be open in accordance with the LOCA CD tab to establish post LOCA boron dilution flow?

A. 3LP-3AND3LP-19 B. 3LR3 AND 3LP-20 C. 3LP-104 AND 3LP-19 D. 3LP-104 AND 3LP-20 Page 26 of 100

Oconee Nuclear Station Question: 27 IL T42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

Condenser vacuum = 18.5 inches Hg stable

1TA and 1TB de-energized SG levels will be automatically controlled at .

Which ONE of the following completes the statement above?

A. 25 inches SUR B. 30 inches XSUR C. 50% OR D. 240 inchesXSUR Page 27 of 100

Oconee Nuclear Station Question: 28 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

1A1 RCPstart in progress

AC oil lift pump is started Current conditions:

Oil lift pump low discharge pressure does NOT clear

1) The AC oil lift pump (1)

2) In accordance with OP/i/A/i 103/006 (RCP Operation), in order to start the 1A1 RCP, the associated (2)

Which ONE of the following completes the statements above?

A. 1. must be manually stopped

2. DC oil lift pump will be started B. 1. must be manually stopped

2. Start/Stop switch will be placed in the bypass position C. 1. will automatically stop after a time delay

2. DC oil lift pump will be started D. 1. will automatically stop after a time delay

2. Start/Stop switch will be placed in the bypass position Page 28 of 100

Oconee Nuclear Station Question:

29 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 95% stable

Reactor Diamond in MANUAL

BOTH FDW Masters in MANUAL

1 HP-7 is adjusted to increase Letdown flow from 70 gpm to 95 gpm

Letdown temperature = 95°F Time = 0415

Letdown temperature = 105°F

1) As a result of the change in letdown temperature reactor power will (1) .

2) The setpoint to isolate letdown flow on high letdown temperature is (2) _°F.

Which ONE of the following completes the statements above?

A. 1. increase

2. 130 B. 1. increase

2. 135 C. 1. decrease

2. 130 D. 1. decrease

2. 135 Page 29 of 100

Oconee Nuclear Station Question: 30 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time= 0400

A transient occurred resulting in a reactor trip from 100% power

Pzr level = 400 inches stable

Letdown cannot be established Current conditions:

Time= 0500

Forced Cooldown tab in progress

Pzr level = 400 inches stable

Pzr temperature = 603°F

RCS temperature = 581°F

RCS pressure = 2100 psig decreasing

1) At 0500, RCS pressure will be controlled by adjusting (1)

2) If NO operator action is taken, RCS pressure will stabilize at no lower than (2) psig.

Which ONE of the following completes the statements above?

A. 1. HPIfIowONLY

2. 1320 B. 1. HPIfI0wONLY

2. 1565 C. 1. HPI flow OR Pzr heaters

2. 1320 D. 1. HPI flow OR Pzr heaters

2. 1565 Page 30 of 100

Oconee Nuclear Station Question: 31 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

ReactorinMODE5

LPI in normal decay removal

1) The MINIMUM allowable flow per LPI pump for unrestricted operation is_ (1) gp m in accordance with OP/i /Ai 104/004 (Low Pressure Injection System).

2) In accordance with OP/i/Ni 104/004, if operated below the minimum flow rate the associated LPI pump (2)

Which ONE of the following completes the statements above?

A. i. 800

2. must be stopped immediately B. 1. 800

2. can remain running C. 1. i70

2. must be stopped immediately D. i. 170

2. can remain running Page 31 of 100

Oconee Nuclear Station Question: 32 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

ReactorinMODE5

RCS temperature = 145°F stable

LPI in normal decay heat removal Current conditions:

RCS pressure is increasing The setpoint at which 1 RC-66 will open is (1) psig, and this is to prevent (2)

Which ONE of the following completes the statement above?

A. 480 overpressurization of the LPI system piping B. 480 brittle fracture of the reactor vessel C. 530 overpressurization of the LPI system piping D. 530 brittle fracture of the reactor vessel Page 32 of 100

Oconee Nuclear Station Question: 33 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor trip from 100% power due to a LOCA Time = 0430

RCS pressure = 45 psig slowly decreasing

1LP-17 failed CLOSED

1) The actual RCS pressure setpoint that will cause the LPI pumps to start in the ES mode is (1) psig.

2) At 0430, LPI flow (2) enter the core through BOTH LPI/CFT nozzles.

Which ONE of the following completes the statements above?

A. 1. 500

2. will B. 1. 500

2. will NOT C. 1. 550

2. will D. 1. 550

2. will NOT Page 33 of 100

Oconee Nuclear Station Question:

34 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

Leak through 1 RC-66 (0.6 gpm)

Pzr level will (1)_and initially Quench Tank_ (2) _will increase.

Which ONE of the following completes the statement above?

A. 1. remain constant

2. level B. 1. remain constant

2. pressure C. 1. increase

2. level D. 1. increase

2. pressure Page 34 of 100

Oconee Nuclear Station Question: 35 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

BOTH CC pumps have TRIPPED

RCP seal injection = 8 gpm!pump Which ONE of the following describes the continued operation of the RCPs?

A. RCPs must be secured immediately B. RCPs must be secured within 30 minutes C. RCPs may continue to operate indefinitely D. RCPs may continue to operate no longer than 100 hours0.00116 days 0.0278 hours 1.653439e-4 weeks 3.805e-5 months Page 35 of 100

Oconee Nuclear Station Question:

36 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

AP/25 (SSF Emergency Operating Procedure) in progress

SSF Aux Service Water pump is supplying BOTH SGs

SSF RC Makeup pump is supplying the RCP seals

1) MCC PXSF is supplying power to Prz Heaters Bank 2 Group (1)

2) The Pzr heaters low level cutoff setpoint from the uncompensated SSF Pzr level is (2) inches.

Which ONE of the following completes the statements above?

A. 1.C

2. 80 B. 1.C

2. 85 C. 1.B

2. 80 D. 1.B

2. 85 Page 36 of 100

Oconee Nuclear Station Question: 37 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

1A and lB Main FDW pumps trip

Actuated Statalarms:

> 1 SA-O1IE-2 (CRD TRIP BKR. A TRIP)

> 1 SA-0l!E-4 (CRD TRIP BKR. C TRIP)

> 1 SA-08!C-09 (DSS CH1 ACTUATED)

> 1SA-08/C-10 (DSS CH2 ACTUATED)

1) Control Rods Groups 1 7_ (1) _fully inserted into the core.

2) The Turbine Bypass Valves are controlling at (2)

Which ONE of the following completes the statements above?

A. 1. are

2. setpoint B. 1. are

2. setpoint plus 125 psig C. 1. are NOT

2. setpoint D. 1. are NOT

2. setpoint plus 125 psig Page 37 of 100

Oconee Nuclear Station Question: 38 1LT42 ONS SRO NRC Examination (1 point)

1) The (1) RPS trip is designed to prevent exceeding the DNBR AND the Fuel Center Line Melt safety limit.

2) The actual setpoint for the above RPS trip is (2)

Which ONE of the following completes the statements above?

A. 1. Highflux

2. 105.50%RTP B. 1. Highflux

2. 104.75% RTP C. 1. High RCS Temperature

2. 618°F D. 1. High RCS Temperature

2. 617°F Page 38 of 100

Oconee Nuclear Station Question: 39 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time = 0400

Reactor power= 100%

Air line to 1 HP-5 actuator is severed Current conditions:

Time=0401

IA Header pressure has decreased to 90 psig

ES 1 8 actuates

1) At 0401, the Unit 1 Aux IA Compressor (1) operating.

2) At 0402, 1 HP-5 (2) be in its required ES position.

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 39 of 100

Oconee Nuclear Station Question: 40 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

1A and 1C RBCUs operating in HIGH speed Time = 0401

ES Channel 1 - 8 actuates Time 0405

1A and 1 B RBCUs in LOW speed

1C RBCU in HIGH speed

1) Continued operation in this alignment could damage the 1C RBCU fan (1) due to high humidity in the RB.

2) In accordance with EOP Enclosure 5.1 (ES Actuation) the 1 C RBCU will (2)

Which ONE of the following completes the statements above?

A. 1. motor

2. immediately be switched to LOW speed B. 1. motor

2. ONLY be switched to LOW speed after directed by the CRS C. 1. blades

2. immediately be switched to LOW speed D. 1. blades

2. ONLY be switched to LOW speed after directed by the CRS Page 40 of 100

Oconee Nuclear Station Question: 41 IL T42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

Reactor Building temperatures normal

ALL RBCUs trip and will not start Time = 0430

Reactor Building temperatures increasing Time = 0600

1A RBCU in HIGH speed

lB RBCU in LOW speed

1C RBCU in HIGH speed

Reactor Building temperatures returned to normal

1) The resulting increase in RB temperature will cause indicated Pzr level to be (1) than actual level.

2) At 0600, in accordance with OP/i/Ni 104/015 (RB Cooling System) continued operation with this combination of RBCU5 (2) allowed.

Which ONE of the following completes the statements above?

A. 1. lower

2. is B. 1. lower

2. is NOT C. 1. higher

2. is D. 1. higher

2. is NOT Page 41 of 100

Oconee Nuclear Station Question: 42 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time= 0400

Reactor power 20%

Current conditions:

Time= 0401

RB pressure = 14 psig increasing

lTD de-energized The B RBS pump (1) operating and the B HPI pump_ (2) operating.

Which ONE of the following completes the statement above?

A. 1.is

2. is B. l.is

2. is NOT C. 1. is NOT

2. is D. 1. is NOT

2. is NOT Page 42 of 100

Oconee Nuclear Station Question:

43 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

1TC locked out

1 BS-2 breaker is open and will not close Current conditions:

ES 1 8 actuate due to a LBLOCA When the RBS system is placed in the recirculation mode:

1) ltspurposeisto_(1)_.

2) The RBS system (2) be able to perform its safety function.

Which ONE of the following completes the statements above?

A. 1. entrain Iodine thus reducing offsite dose

2. will B. 1. entrain Iodine thus reducing offsite dose

2. will NOT C. 1. minimize hydrogen production due to Zirc water reaction

2. will D. 1. minimize hydrogen production due to Zirc water reaction

2. will NOT Page 43 of 100

Oconee Nuclear Station Question:

44 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

1MS-1 12 & 1MS-173 (SSRH 1N1 B Controls) are open and in MANUAL

1 MS-77, 78, 80, 81 (MS to SSRHs) are open and in AUTO Current conditions:

Reactor trip

Station blackout

1) 1MS-112&1MS-l73will_(1)_.

2) As a result of the loss power to 1 MS-77, 78, 80, 81, positive reactivity (2) be added to the reactor.

Which ONE of the following completes the statements above?

A. 1. close

2. will B. 1. close

2. will NOT C. 1. remain open

2. will D. 1. remain open

2. will NOT Page 44 of 100

Oconee Nuclear Station Question: 45 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 3 conditions:

Initial conditions:

04:00:00

Reactor power = 70% stable

3A Main Feed Pump suction pressure = 236 psig decreasing Current conditions:

04:01:25

3A Main FDW Pump suction pressure = 230 psig increasing At 04:01 :25, which ONE of the following describes the status of the Main Feedwater pumps and the plant?

A. Both MFPs are operating I Plant runback in progress at 20%/mm B. Both MFPs are operating / Reactor power is 70% stable C. 3A MFP has tripped / Plant run back in progress at 20%/mm D. 3A MFP has tripped / Reactor power is 65% stable Page 45 of 100

Oconee Nuclear Station Question: 46 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

PCB-21 is OPEN Current conditions:

Reactor trip due to spurious turbine trip Steam Generator levels will be controlled at___.

Which ONE of the following completes the statement above?

A. 25inchesSUfl B. 30 inches XSUR C. 240 inchesXSUR D. 50% OR Page 46 of 100

Oconee Nuclear Station Question: 47 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

ReactorinMODE5

OP/i/A/i 105/014 (Control Room Instrumentation Operation And Information)

Enclosure 4.4 (Mode 5) in progress

1) (1) is allowed to be credited as a required Offsite Power Source.

2) (2) is allowed to be credited as a required Emergency Power Source.

Which ONE of the following completes the statements above?

A. 1. CT-5(LCT)

2. CT-4 B. 1. CT-5(LCT)

2. Backcharged Main Transformer C. 1. CT-S (Central Swyd)

2. CT-4 D. 1. CT-S (Central Swyd)

2. Backcharged Main Transformer Page 47 of 100

Oconee Nuclear Station Question: 48 IL T42 ONS SRO NRC Examination (1 point)

Given the following plant conditions:

Unitl=Mode5

Unit2=Mode4

Unit3=Mode6 To satisfy TS 3.8.3 (DC Sources Operating) for Unit 2, (1) batteries are required and one of the batteries (2) required to be from Unit 1.

Which ONE of the following completes the statement above?

REFERENCE PROVIDED A. 1. three

2. is B. 1. three

2. is NOT C. 1. four

2. is D. 1. four

2. is NOT Page 48 of 100

Oconee Nuclear Station Question:

49 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

Current conditions:

Time= 0400

1 PA Battery is inoperable At 0400, SLC 16.8.3 (Power Battery Parameters) requires:

1) Declaring the Unit 1 TD EFDW pump inoperable_ (1)

2) Cross connecting (2) buses.

Which ONE of the following completes the statements above?

A. 1. immediately

2. 1PAand1PB B. 1. immediately

2. 1PA,2PAand3PA C. 1. within one hour

2. 1PAand1PB D. 1. within one hour

2. 1PA,2PAand3PA Page 49 of 100

Oconee Nuclear Station Question: 50 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

Reactor power = 100%

Keowee Unit 1 output = 88 MWe

Keowee Unit 2 output = 80 MWe Time = 0405

Switchyard Isolation occurs

CT-i locked out Time = 0500

Keowee Unit 1 has energized the MFB via CT-4

AP!1 1 (Recovery From Loss of Power) in progress

CT-4 MEGAWATTS = 15

CT-4MEGAVARS=16

1) At 0405, Keowee output voltage and frequency must be within a MINIMUM of (1) _% of normal before the SK breakers can energize the Standby Bus.

2) At 0500 and in accordance with AP/1 1, Keowee Unit 1 output (2) required to be reduced to maintain CT-4 within limits.

Which ONE of the following completes the statements above?

REFERENCE PROVIDED A. 1.5%

2. is B. 1.5%

2. is NOT C. 1. 10%

2. is D. 1. 10%

2. is NOT Page 50 of 100

Oconee Nuclear Station Question: 51 1LT42 ONS SRO NRC Examination (1 point)

Given the following plant conditions:

Initial conditions:

Unit 1 reactor power = 100%

Unit 3 Main Feeder Buses aligned to the Central Switchyard Current conditions:

Switchyard Isolation occurs

Unit 1 RCS pressure = 200 psig decreasing

1) lX5andlX6will_(1)_.

2) lX7will(2).

Which ONE of the following completes the statements above?

A. 1. NOTload shed

2. NOTload shed B. 1. NOTload shed

2. load shed and reenergize in one minute C. 1. load shed and reenergize in thirty seconds

2. NOTload shed D. 1. load shed and reenergize in thirty seconds

2. load shed and reenergize in one minute Page 51 of 100

Oconee Nuclear Station Question: 52 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Enclosure 4.9 (GWD Tank Release) of OP/i -2/A/l 104/018 (GWD System) in progress Current conditions:

1 RIA-37 source check is to be performed

1) The source check (1) perIormed by actuating 1 RIA-37 Source Check on the Enable Controls screen.

2) The source check is operable if (2)

Which ONE of the following completes the statements above?

A. i.is

2. the Process Monitor Fault Alarm is NOT received B. 1.is

2. 1 RIA-37 readings increase during the source check C. 1.isNOT

2. the Process Monitor Fault Alarm is NOT received D. 1. is NOT

2. 1 RIA-37 reading increase during the source check Page 52 of 100

Oconee Nuclear Station Question:

53 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time=1200

Reactor power = 100%

A and B LPSW Pumps operating

CLPSWpumpinAUTO

Blackout Occurs Current conditions:

Time=1230

Both MFBs re-energized

1) TheC LPSWpump_ (1) _be operating 15 seconds afterthe MFBs are re-energized.

2) The (2) _will require the use of OP/1/N1104!01 0 (Low Pressure Service Water) to return them to service once LPSW pressure has been restored.

Which ONE of the following completes the statements above?

A. 1.will

2. RBCUs B. 1. will

2. Reactor Building Aux Coolers C. 1. will NOT

2. RBCUs D. 1. will NOT

2. Reactor Building Aux Coolers Page 53 of 100

Oconee Nuclear Station Question: 54 1LT42 ONS SRO NRC Examination (1 point)

1) The system that normally cools the primary instrument air compressor is_(1)_.

2) If cooling is lost, the primary instrument air compressor will trip at a MINIMUM discharge tern perature of _(2)°F.

Which ONE of the following completes the statements above?

A. 1. RON

2. 240 B. 1. RON

2. 425 C. 1. HPSW

2. 240 D. 1. HPSW

2. 425 Page 54 of 100

Oconee Nuclear Station Question: 55 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time=0400

ReactorinMODE4 Current conditions:

Time=0405

Personnel Hatch Inner Door Red Light illuminated

Personnel Hatch Outer Door Red Light illuminated At 0405, TS 3.6.2 (Containment Air Locks) states that Which ONE of the following completes the statement above?

A. BOTH personnel hatch doors must be closed immediately B. BOTH personnel hatch doors must be closed within one hour C. ONLY one personnel hatch door must be closed immediately D. ONLY one personnel hatch door must be closed within one hour Page 55 of 100

Oconee Nuclear Station Question: 56 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

SASS is in MANUAL

Pzr Level Channel 3 is selected Current conditions:

ICCM Train B loses incoming cabinet power

ICCM Train B plasma display is blank

1) Pzr Level Channel 3 will fail (1) .

2) A valid Pzr level signal can only be obtained by selecting (2)

Which ONE of the following completes the statements above?

A. 1. asis

2. ONLY Pzr level channel 1 B. 1. asis

2. EITHER Pzr level channel 1 OR channel 2 C. 1. low

2. ONLY Pzr level channel 1 D. 1. low

2. EITHER Pzr level channel 1 OR channel 2 Page 56 of 100

Oconee Nuclear Station Question: 57 IL T42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor startup in progress

Control rods in sequence mode

Withdrawing Group 5 control rods Current conditions:

Group 5 control rods = 94% withdrawn

Group 6 control rods = 26% withdrawn

1) The control rod position indication used to determine if a sequence fault exits is (1)

2) A sequence fault (2) have occurred.

Which ONE of the following completes the statements above?

A. 1.API

2. should B. 1. API

2. should NOT C. 1. RPI

2. should D. 1. RPI

2. should NOT Page 57 of 100

Oconee Nuclear Station Question: 58 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time= 0400

Reactor power = 100%

An ICCM Train B qualified CETC develops an open circuit in the detector Current conditions:

Time= 0430

CoreSCM=0°F

RB pressure = 8 psig

1) At 0400, this detector (1) be used in ICCM Train B Core SCM calculation.

2) At 0430, (2) CETCs will be used in ICCM Train B Core SCM calculation.

Which ONE of the following completes the statements above?

A. 1.will

2. 5 B. 1.will

2. 4 C. 1. will NOT

2. 5 D. 1. will NOT

2. 4 Page 58 of 100

Oconee Nuclear Station Question: 59 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 40%

Current conditions:

Loop B FDW valve tP fails LOW

1) Feedwater Flow will initially (1)_.

2) AP!28 (ICS Instrument Failures) will ensure BOTH (2) are in HAND to stabilize the plant.

Which ONE of the following completes the statements above?

A. 1. decrease

2. FDW Masters B. 1. decrease

2. Main FDW Pumps C. 1. increase

2. FDW Masters D. 1. increase

2. Main FDW Pumps Page 59 of 100

Oconee Nuclear Station Question:

60 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

ReactorinMODE6

Fuel assembly is being inserted into the core

1) In accordance with TS 3.9.2 (Nuclear Instrumentation), (1)_ is the MINIMUM number of Source Range neutron flux monitor(s) that are required to be in service at this time

2) Prior to disengaging the fuel assembly the Refueling SRO Assistant must determine the (2)

Which ONE of the following completes the statements above?

A. 1. one

2. digital load reading is within the expected range B. 1. one

2. Source Range count rate is stable C. 1.two

2. digital load reading is within the expected range D. 1.two

2. Source Range count rate is stable Page 60 of 100

Oconee Nuclear Station Question: 61 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

1) lOS AUTO power to the TBVs is supplied by (1)

2) lOS HAND power to the TBVs is supplied by_ (2)

Which ONE of the following completes the statements above?

A. 1. 1KI

2. 1KU B. 1. 1KI

2. 1KX C. 1. 1KU

2. lKl D. 1. 1KU

2. 1KX Page 61 of 100

Oconee Nuclear Station Question:

62 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power 25% stable Current conditions:

Main Turbine trips The reactor (1) trip and the TBVs will control at (2)

Which ONE of the following completes the statement above?

A. 1. will

2. setpoint B. 1. will

2. setpoint plus 125 psig C. 1. will NOT

2. setpoint D. 1. will NOT

2. setpoint plus 125 psig Page 62 of 100

Oconee Nuclear Station Question:

63 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

Pzr level = 221 inches slowly increasing

RBNS level = 10 inches increasing at 1 inch/mm

1RIA-40 = 16 cpm stable

1 RIA-45 = 30 cpm stable

1 RIA-47 = 1500 cpm increasing

1 RIA-49 = 600 cpm increasing

1) The leak into the RB (1) _from the RCS.

2) A high alarm on (2) will send a close signal to 1 LWD-2 to isolate the RB normal sump.

Which ONE of the following completes the statements above?

A. 1.is

2. 1RIA-45 B. 1.is

2. 1RIA-49 C. 1. is NOT

2. 1RIA-45 D. 1. is NOT

2. 1RIA-49 Page 63 of 100

Oconee Nuclear Station Question:

64 1LT42 ONS SRO NRC Examination (1 point)

Given the following plant conditions:

Initial conditions:

Time= 0400

All Oconee units reactor power = 100%

Current conditions:

Time=0415

A and C LPSW pumps are tripped and will not start

LPSW header pressure = 65 psig stable

1) At 0400, the A, B and C LPSW pumps are provided suction by (1)

2) At 0415, in accordance with AP!24 (Loss of LPSW) Unit 3 LPSW pumps (2) be aligned to the Unit 1 and 2 LPSW system.

Which ONE of the following completes the statements above?

A. 1. ONLY Unit 1 and Unit 2 CCW pumps

2. will B. 1. ONLY Unit 1 and Unit 2 CCW pumps

2. will NOT C. 1. ALL three Units CCW pumps

2. will D. 1. ALL three Units CCW pumps

2. will NOT Page 64 of 100

Oconee Nuclear Station Question: 65 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

A fire door is blocked open and cannot be closed

All fire detectors are determined to be operable

Fire detectors are located 10 feet from both sides of the fire door Which ONE of the following describes a required action and the MAXIMUM completion time in accordance with SLC 16.9.5 (Fire Barriers)?

A. Establish hourly fire watch patrol onat least one side of the boundary immediately.

B. Establish hourly fire watch patrol on at least one side of the boundary within 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months .

C. Establish a continuous fire watch on at least one side of the boundary immediately.

D. Establish a continuous fire watch on at least one side boundary within 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months .

Page 65 of 100

Oconee Nuclear Station Question: 66 1LT42 ONS SRO NRC Examination (1 point)

In accordance with OMP 2-16 (Shift Turnover) which ONE of the following is required to be reviewed/completed pijr to shift turnover?

A. Computer Temporary Alarm Summary B. Control Room Tagout Status Report C. Computer Point Processing Log D. RIA Alarm Summary Page 66 of 100

Oconee Nuclear Station Question: 67 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

ReactorinMODE6

RB Purge in progress

Defueling in progress

SF Cooling aligned in refueling mode In accordance with MP/O/A/1500!009 (Defueling/Refueling Procedure), which ONE of the following would require immediate suspension of fuel handling?

A. B SEP Cooling pump trips B. 1 RIA-49 fails LOW C. Spent Fuel Pool level has slowly decreased to (-)1 .2 feet D. It is discovered that the Emergency air lock doors are open and a temporary cover has been installed Page 67 of 100

Oconee Nuclear Station Question: 68 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Startup in progress

1 SA-03/E-7 (TO Bearing Header Pressure Low) actuates In accordance with SOMP 01-02 (Reactivity Management):

1) Stopping control rod withdrawal (1) required.

2) The dedicated SRO (2) allowed to peer-check the withdrawal of control rods.

Which ONE of the following completes the statements above?

A. 1.is

2. is B. 1.is

2. is NOT C. 1.isNOT

2. is D. 1.isNOT

2. is NOT Page 68 of 100

Oconee Nuclear Station Question:

69 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Reactor power = 100%

1 SA-1 5/A-2 (SU Source Volt Monitor Logic Test) actuated Current conditions:

l&E determines the alarm actuated due to a defective alarm relay

Repairs will take 34 days

The CRS directs you to remove the nuisance alarm from service Which ONE of the following list required actions in accordance with OMP 1-02 (Rules of Practice) to remove the alarm from service?

A. 1. Add the Statalarm to the Out of Normal Alarms section of the Unit Turnover Sheet.

2. Place an OOS/l&E label on the alarm window.

B. 1. Add the Statalarm to the Out of Normal Alarms section of the Unit Turnover Sheet.

2. Place a T/O Sheet or CBWO label on the alarm window.

C. 1. Add the Statalarm to the Equipment Deficiencies section of the Unit Turnover Sheet.

2. Place an OOSII&E label on the alarm window.

D. I. Add the Statalarm to the Equipment Deficiencies section of the Unit Turnover Sheet.

2. Place a T/O Sheet or CBWO label on the alarm window.

Page 69 of 100

Oconee Nuclear Station Question: 70 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 86% decreasing

36 gpm primary to secondary leak in 1 A SG

The SRO has directed the NEC to perform a task in the turbine building basement

1) The location in the TB basement that will have the greatest increase in general area dose rates is the (1) .

2) If the operator receives a dose alarm while performing this task he will (2) .

Which ONE of the following completes the statements above?

A. 1. powdex

2. complete the task while monitoring his dose B. 1. powdex

2. immediately stop and leave the area C. 1. hotwell

2. complete the task while monitoring his dose D. 1. hotwell

2. immediately stop and leave the area Page 70 of 100

Oconee Nuclear Station Question: 71 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Initial conditions:

Time= 0400

Mode5

RB Purge in operation Current conditions:

Time=0415

RB Purge in operation

Radiation levels in the RB increasing

The switchover acceptance range setpoint is reached At 0415, 1 RIA-45 will read (1) and 1 RIA-46 _(2) trip the Main Purge fan.

Which ONE of the following completes the statement above?

A. 1. off scale high

2. will NOT B. 1. off scale high

2. will C. 1. zero

2. will NOT D. 1. zero

2. will Page 71 of 100

Oconee Nuclear Station Question:

72 1LT42 ONS SRO NRC Examination (1 point)

Given the following conditions:

An Operator is preparing to enter the RCA to perform a valve lineup in a high radiation area

The Radiation Work Permit (RWP) specifies that the worker must not exceed their annual ALERT exposure limit The individual workers exposure must remain less than a MAXIMUM of (1) of the annual (2)

Which ONE of the following completes the statement above?

A. 1.80%

2. NRC exposure limit B. 1. 80%

2. Duke administrative exposure limit C. 1.90%

2. NRC exposure limit D. 1. 90%

2. Duke administrative exposure limit Page 72 of 100

Oconee Nuclear Station Question: 73 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Reactor power = 100%

Which ONE of the following would require entry into the EOP?

A. Reactor power increases to 102%

B. Group 2 Rod 6 Control Rod fully inserts into the core C. Reactor Coolant System leakage in the RB of 55 gpm D. Reactor Coolant System pressure increases to 2360 psig Page 73 of 100

Oconee Nuclear Station Question: 74 1LT42 ONS SRO NRC Examination (1 point)

Given the following Unit 1 conditions:

Time = 0400

An Alert is declared Time = 0430

A Site Area Emergency is declared

1) The lowest emergency classification that requires evacuation of non-essential site personnel is a (1)

1) The latest time that the Site Area Emergency declaration must be communicated to the State and Counties is (2)

Which ONE of the following completes the statements above?

A. 1. Site Area Emergency

2. 0445 B. 1. SiteArea Emergency

2. 0500 C. 1. General Emergency

2. 0445 D. 1. General Emergency

2. 0500 Page 74 of 100

Oconee Nuclear Station Question: 75 IL T42 ONS SRO NRC Examination (1 point)

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

2) The lowest classification level that requires this facilitys activation is a/an (2) .

Which ONE of the following completes the statements above?

A. 1. Technical Support Center (TSC)

2. Alert B. 1. Technical Support Center (TSC)

2. Site Area Emergency C. 1. Operations Support Center (OSC)

2. Alert D. 1. Operations Support Center (OSC)

2. Site Area Emergency Page 75 of 100

FOR REVIEW ONLY DO NOT DISTRIBUTE -

Reference List for: 1LT42 ONS RO NRC Examinatio Question Reference List Number 16 AP/34 End. 5.1 48 TS 3.8.3 50 AP/1 1 End. 5.1A Page 5 of 5 Printed 11/29/2012 2:34:38 PiW Page 1 of I

Enclosure 5.1 AP/1/A/l 700/034 Generator Capability Pagc I of3 Curve 900 800 700 600 500 400 300 200 100 0

100 200

-J 300 400 500 600 700 CURVE AB LIMITED BY FIELD HEATING CURVE BC LIMITED BY ARMATURE HEATING CURVE CD LIMITED BY ARMATURE CORE END HEATING

DC Sources Operating 3.8.3 3.8 ELECTRICAL POWER SYSTEMS 3.8.3 DC Sources Operating LCO 3.8.3 DC Sources shall be OPERABLE as follows:

a. Three of four 125 VDC Vital l&C power sources for each unit as follows, Unit 1 - 1CA, 1CB, 2CA, 2CB Unit 2 - 2CA, 2CB, 3CA, 3CB Unit 3- 3CA, 3CB, 1CA, 1CB; and each aligned to at least one panelboard provided that a power source is not the only source for two or more of the Units panelboards.

b. Two additional 125 VDC Vital l&C power sources when any other Unit is in MODES 1, 2, 3, or 4;

c. One additional 125 VDC Vital l&C power source when no other Unit is in MODES 1, 2, 3, or 4;

d. Two 230 kV Switchyard 125 VDC power sources.

NOTES

1. For Units 2 and 3, a 125 VDC Vital l&C power source shall not be the only source for panelboards 1 DIC and 1 DID required by LCO 3.8.8.

2. Each additional 125 VDC Vital l&C source required by LCD 3.8.3 part b or part c shall be connected to at least one panelboard associated with the unit where the source is physically located.

3. The additional 125 VDC Vital l&C power source required by LCD 3.8.3 part c shall not be a 125 VDC Vital l&C power source that is available to meet the three of tour requirement of LCD 3.8.3 part a.

APPLICABILITY: MODES 1, 2, 3, and 4.

OCONEE UNITS 1, 2, & 3 3.8.3-1 Amendment Nos. 300, 300, & 300

DC Sources Operating 3.8.3 ACTIONS NOTE The Completion Times for Required Actions A through D are reduced when in Condition L of LCO 3.8.1.

CONDITION REQUIRED ACTION COMPLETION TIME A. One required 125 VDC A.1 NOTE Vital I&C power source Not applicable for up to inoperable. 72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months to perform equalization charge after completion of a performance or service test.

Restore required power 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months source to OPERABLE status.

B. One required 125 VDC B.1 Align sources such that 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months Vital I&C power source one power source is the only source for two not the only source for or more of the Units two or more of the panelboards. Units panelboards.

C. NOTE C.1 Align sources such that 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months Only applicable to Units one power source is 2 and 3. not the only source to 1 DIC and 1DID.

One 125 VDC Vital l&C power source the only source for panelboards 1DIC and 1DID.

(continued)

OCONEE UNITS 1, 2, & 3 3.8.3-2 Amendment Nos. 300, 300, & 300

DC Sources Operating 3.8.3 ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME D. One 230 kV switchyard D.1 NOTES 125 VDC power source 1. Not applicable for inoperable, up to 72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months to perform equalization charge after completion of a performance or service test.

2. Not applicable for up to 10 days to replace entire battery bank and perform required tests to restore operability.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months Restore power source to OPERABLE status.

E. Required Action and E.1 Be in MODE 3. 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months Associated Completion Time not met. AND E.2 Be in MODE 5. 84 hours9.722222e-4 days 0.0233 hours 1.388889e-4 weeks 3.1962e-5 months 000NEE UNITS 1, 2, & 3 3.8.3-3 Amendment Nos. 370, 372, & 371

DC Sources Operating 3.8.3 SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.3.1 Verify correct breaker alignments and voltage 7 days availability from required distribution centers to isolating transfer diodes.

SR 3.8.3.2 Verify battery terminal voltage is 1 25V on 7 days float charge.

SR 3.8.3.3 Verify battery cells, cell plates, and racks 12 months show no visual indication of physical damage or abnormal deterioration that could degrade battery performance.

SR 3.8.3.4 Verify battery cell to cell and terminal 12 months connections are clean and tight, and are coated with anti-corrosion material.

SR 3.8.3.5 Verify battery capacity is adequate to supply, 12 months and maintain in OPERABLE status, the required emergency loads for the design duty cycle when subjected to a battery service test.

SR 3.8.3.6 Verify battery capacity is in accordance with In accordance with the the Battery Discharge Testing Program. Battery Discharge Testing Program 000NEE UNITS 1, 2, & 3 3.8.3-4 Amendment Nos. 300, 300, & 300

Enclosure 5.1A AP/1/A/1 700/01 I CT-4 Overload Limits{o} PageS of 5 ACTION/EXPECTED RESPONSE RESPONSE NOT OBTAINED

2. Maintain CT-4 within the limits of Figure 1 FIGURE 1{70}

CT-4 MEGAWATTS 24 --

TT ----

1 23 1 T --

L+/-

22 100%

+

21

+

Limit with only one 20 SK breaker 19 18 17 16 - -

- Acceptable Region 1 1 2%

with cooling available 15 14 %.

C) 13 12 \

11 - - - -

uJ

- UrnitwithNO -

10 c - - - Forced Cooling - - -

9 8 - \

7 6 HH H HH HHHH H 5 -

- I Acceptable Region th - - -

4 3

2 *HH\

1 0

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 2021 22 23 CT-4 Mvar Mwat. Rev. 2 4112/05 nT 3 WHEN directed by CR SRO, THEN EXIT this enclosure.

- *..END...

Examination KEYfor: 1LT42 ONS SRO NRC Examin Question Answer Number 1 B 2 B 3 D 4 C 5 C 6 A 7 A 8 A 9 A 10 C 11 C 12 D 13 C 14 B 15 C 16 C 17 A 18 A 19 B 20 B 21 A 22 A 23 B 24 A 25 A Printed 11/29/2012 3:21:17PM Page 1 of4

Examination KEYfor: 1LT42 ONS SRO NRC Examin Question Answer Number 26 A 27 D 28 C orA-Se& on Printed 11/29/2012 3:21:17PM Page 2 of4

Examination KEYfor: 1LT42 ONS SRO NRC Examin Question Answer Number 51 B 52 A 53 B 54 C 55 D 56 D 57 C 58 C 59 D 60 D 61 A 62 C 63 B 64 D 65 B 66 D 67 C 68 A 69 B 70 A 71 D 72 B 73 D 74 C 75 A Printed 11/29/2012 3:21:17PM Page 3of4

ML13018A360

Text

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