ML24045A058

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In Plant JPM
ML24045A058
Person / Time
Site: Davis Besse 
Issue date: 01/29/2024
From:
NRC/RGN-III/DORS/OB
To:
Greg Roach
Shared Package
ML22251A154 List:
References
Download: ML24045A058 (1)
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Text

Davis-Besse Initial License Exam 2024 Plant JPM i

Job Performance Measure Form 3.2-3 Worksheet Plant JPM i Page 1 of 5 Examinee:

Date:

Examiner:

Facility: Davis-Besse JPM No: OPS-JPM-223 Task

Title:

Perform in progress WGDT 3 release Task No: 071-005-01-0402 System: 071 Chem and Volume Control System K/A

Reference:

071 A1.08 / 2.7 Safety Function: 9 Radioactive Release Time Critical Task: No Alternate Path: No Validation Time: 22 minutes Method of testing / Location:

Simulated Performance _ X _

Actual Performance Classroom __ _

Simulator Plant __X _

Task Standard:

Stop the WGDT 3 release when 50-2-I, WST GAS SYS RAD MNTR FLOW is received, and sample flow cannot be adjusted.

Required Materials:

DB-OP-03012, Radioactive Gaseous Batch Release in progress DB-OP-03012, Radioactive Gaseous Batch Release in progress, a copy for the evaluator also.

General

References:

None Notes:

  • The stand-by candidate can be allowed to review the procedure and prints prior to JPM to allow the JPM to start ASAP.
  • JPM is performed in the Aux Building Initial Conditions:

The plant conditions are specified in the Initial Conditions and Initiating Cues.

Initiating Cue:

The Initiating Cues are specified in the Examiner/Student Copy Performance Measure pages.

Job Performance Measure Form 3.2-3 Worksheet Plant JPM i Page 2 of 5 EXAMINER COPY INITIAL CONDITIONS:

The Zone 3 operator has just started a Radioactive Gaseous Batch Release of WGDT 3.

DB-OP-03012, Radioactive Gaseous Batch Release, is complete up to step 4.3.21.

FIC1821 is being used for the release and is set to 45 scfm.

Both RE1822A and RE1822B are operable and monitoring the release.

All release paperwork has been reviewed and is in order.

INITIATING CUES:

The Shift Manager (SM) directs you to complete the release starting at Step 4.3.22.

(Hand copy of the following to the examinee:

DB-OP-03012 Radioactive Gaseous Batch Release signed off through step 4.3.21, Radioactive Gaseous Batch Release Permit signed off through step 6 (release start) and step 9 (Waste Gas Decay Tank release rate) to examinee.)

Job Performance Measure Form 3.2-3 Worksheet Plant JPM i Page 3 of 5 CANDIDATE COPY INITIAL CONDITIONS:

The Zone 3 operator has just started a Radioactive Gaseous Batch Release of WGDT 3.

DB-OP-03012, Radioactive Gaseous Batch Release, is complete up to step 4.3.21.

FIC1821 is being used for the release and is set to 45 scfm.

Both RE1822A and RE1822B are operable and monitoring the release.

All release paperwork has been reviewed and is in order.

INITIATING CUES:

The Shift Manager (SM) directs you to complete the release starting at Step 4.3.22.

Job Performance Measure Form 3.2-3 Worksheet Plant JPM i Page 4 of 5 PERFORMANCE INFORMATION NOTE: Critical steps denoted with a "C". Failure to meet any one of these standards for this item constitutes failure. Sequence is NOT assumed unless denoted in the "Comments".

START TIME: __________

1.

PERFORMANCE STEP:

Review the steps performed throughout the release. (Step 4.3.22)

STANDARD: Review steps 4.3.23 through 4.3.27 Turnover Cues if asked:

4.3.15: WG1819 Red Light ON, Green Light OFF 4.3.16: WG1820 Red Light ON, Green Light OFF 4.3.19 c.: WG1840 Red Light ON, Green Light OFF CUE: ROLE PLAY as Zone 3 operator to answer examinees turnover questions. WHEN turnover has been completed, THEN provide the following cue:

Annunciator alarm 50-2-I WST GAS SYS RAD MNTR FLOW has just been received.

NOTE: May also refer to DB-OP-02050, 50-2-I WST GAS RAD MNTR FLOW LO (Same initial actions)

SAT UNSAT

2.

PERFORMANCE STEP: Raise RE flow by throttling closed WG130 WASTE GAS TO STATION VENT CONTROL VALVE OUTLET ISOLATION. (Step 4.3.26 a.)

STANDARD: WG130 handwheel rotated clockwise.

COMMENT: Radiation Element low flow alarm WILL NOT clear even with WG130 fully closed.

CUE: (If asked prior to operating WG130) FYIS1822 indicates zero.

WG130 handwheel has been rotated clockwise.

(If asked after operating WG130) FYIS1822 indicates zero.

(When checked at panel) Annunciator 50-2-I is still in alarm.

SAT UNSAT

Job Performance Measure Form 3.2-3 Worksheet Plant JPM i Page 5 of 5

3.

PERFORMANCE STEP: Close WG1819 WASTE GAS VENT 1 C

(Step 4.3.26 b. 1.)

STANDARD: CLOSE button pressed on HIS1819.

CUE: CLOSE button has been pressed on HIS1819. Red light goes OFF. Green light comes ON.

SAT UNSAT

4. PERFORMANCE STEP:

Close WG1820 WASTE GAS VENT 2 C

(Step 4.3.26 b. 2.)

STANDARD:

CLOSE button pressed on HIS1820.

CUE:

CLOSE button has been pressed on HIS1820. Red light goes OFF. Green light comes ON.

SAT UNSAT

5. PERFORMANCE STEP:

Notify the Shift Manager (SM). (Step 4.3.26 b. 3.)

STANDARD:

Notify the SM that the low Radiation Element flow condition can NOT be cleared.

CUE:

The SM directs you to stop the release and secure the lineup.

SAT UNSAT

6. PERFORMANCE STEP:

Close WG1840, WGDT 3 FILTER C

(Step 4.3.28 c. 1.)

STANDARD:

CLOSE button pressed on HIS1840.

CUE:

CLOSE button has been pressed on HIS1840. Red light goes OFF. Green light comes ON.

SAT UNSAT TERMINATING CUES:

This JPM is complete. (Terminated by the evaluator)

END TIME

Davis-Besse Initial License Exam 2024 Plant JPM j

Job Performance Measure Form 3.2-3 Worksheet Plant JPM j Page 1 of 6 Examinee:

Date:

Examiner:

Facility: Davis-Besse JPM No: OPS-JPM-075 Task

Title:

Reset AFPT Overspeed Trip Mechanism Task No: 061-020-04-0100 System: 061 Aux Feedwater System K/A

Reference:

061K4.07 / 3.7 Safety Function: 4S Heat Removal-Secondary Time Critical Task: No Alternate Path: No Validation Time: 15 minutes Method of testing / Location:

Simulated Performance _ X _

Actual Performance Classroom __ _

Simulator Plant __X _

Task Standard:

Reset the AFPT Overspeed Trip Mechanism Required Materials:

DB-OP-06233 R46, Auxiliary Feedwater System R46, Section 5.12 Picture of Trip Tappet General

References:

DB-OP-02010 Annunciator 10-2-H, AFPT 2 OVRSPD TRIP Notes:

Will require Plant Security support to guard hatch Protected Train equipment (Protected Train 1 week)

Steep stairs to AFP Rooms Initial Conditions:

The plant conditions are specified in the Initial Conditions and Initiating Cues.

Initiating Cue:

The Initiating Cues are specified in the Examiner/Student Copy Performance Measure pages.

Job Performance Measure Form 3.2-3 Worksheet Plant JPM j Page 2 of 6 EXAMINER COPY INITIAL CONDITIONS:

A Loss of Offsite Power has occurred due to the switchyard taking a lightning strike.

Auxiliary Feedwater Pump Turbine (AFPT) 2 has initiated and subsequently tripped due to overspeed.

HIS521A, AFPT 2 GOVERNOR CONTROL, has been placed in the LOWER position. The Governor Green Low Speed Stop indicating light is LIT.

INITIATING CUES:

The Shift Manager directs you to reset AFPT 2 Overspeed Trip Mechanism and Trip Throttle Valve in accordance with section 5.12 of DB-OP-06233.

(Hand a copy of DB-OP-06233 section 5.12 to the examinee)

Job Performance Measure Form 3.2-3 Worksheet Plant JPM j Page 3 of 6 CANDIDATE COPY INITIAL CONDITIONS:

A Loss of Offsite Power has occurred due to the switchyard taking a lightning strike.

Auxiliary Feedwater Pump Turbine (AFPT) 2 has initiated and subsequently tripped due to overspeed.

HIS521A, AFPT 2 GOVERNOR CONTROL, has been placed in the LOWER position. The Governor Green Low Speed Stop indicating light is LIT.

INITIATING CUES:

The Shift Manager directs you to reset AFPT 2 Overspeed Trip Mechanism and Trip Throttle Valve in accordance with section 5.12 of DB-OP-06233.

Job Performance Measure Form 3.2-3 Worksheet Plant JPM j Page 4 of 6 PERFORMANCE INFORMATION NOTE: Critical steps denoted with a "C". Failure to meet any one of these standards for this item constitutes failure. Sequence is NOT assumed unless denoted in the "Comments".

START TIME: __________

1.

PERFORMANCE STEP:

Local inspection of #2 Auxiliary Feedwater Pump Turbine by local operator.

(Step 5.12.1)

STANDARD: Look over the turbine and pump checking for apparent damage.

Check governor and linkage for apparent damage.

CUE: NO DAMAGE is readily apparent to any component, AFPT 2 is intact.

SAT UNSAT

2.

PERFORMANCE STEP:

C____

Pull connecting rod, using the handle, past the reset position while pushing the tappet down.

(Step 5.12.3 a.)

STANDARD: Push down on the tappet assembly then pull the connecting rod past the RESET position.

CUE: The trip tappet is depressed. The connecting rod has been pulled past the RESET position and RELEASED.

(If asked) The pointer indicates to the left of RESET.

SAT UNSAT

3.

PERFORMANCE STEP:

C____

Release the connecting rod.

(Step 5.12.3 b.)

STANDARD: Release the connecting rod.

CUE: NONE SAT UNSAT

4.

PERFORMANCE STEP:

C____

Unseal ICS 38D, Auxiliary Feedwater Pump Turbine Trip Throttle.

(Step 5.12.3 c.)

STANDARD: Unseal ICS 38D CUE: ICS 38D is unsealed.

SAT UNSAT

Job Performance Measure Form 3.2-3 Worksheet Plant JPM j Page 5 of 6

5.

PERFORMANCE STEP:

C____

Turn ICS 38D, Auxiliary Feedwater Pump Turbine Trip Throttle, clockwise until latch-up lever contacts stop on yoke trip hook and handwheel will turn no further.

(Step 5.12.3 d.)

STANDARD: Clockwise rotation on ICS 38D watching yoke trip hook move down to latch-up lever. Handwheel motion stops.

CUE: Latch-up lever and yoke are in contact with one another with no further movement of ICS 38D.

SAT UNSAT

6.

PERFORMANCE STEP:

C____

Push on Trip Hook until there is no gap.

(Step 5.12.3 e.)

STANDARD: Verify no gap exists on Trip Hook Assembly.

CUE: No gap exists.

SAT UNSAT

7.

PERFORMANCE STEP: Verify Latch-up Lever, and Trip Hook are completely engaged.

(Step 5.12.3 f.)

STANDARD: Verify no gaps.

CUE: NO gap exists.

SAT UNSAT

8.

PERFORMANCE STEP:

Verify the reset arrow on the RESET/TRIPPED indicator aligns with the pointer on the connecting rod.

(Step 5.12.3 g.)

STANDARD: Check RESET arrow aligned with pointer on connecting rod.

CUE: The pointer is aligned to the RESET arrow.

Hand a picture of the Trip Tappet to the candidate after they have identified the location of it.

SAT UNSAT

Job Performance Measure Form 3.2-3 Worksheet Plant JPM j Page 6 of 6

9.

PERFORMANCE STEP: IF Auxiliary Feedwater Pump Turbine 2 is being reset after an overspeed trip, THEN inform Control Room the trip throttle is reset, AND standing by to open ICS 38D.

(Step 5.12.3 h.)

STANDARD: Contact Control Room via previous communications established and inform them the trip throttle is reset AND standing by to open ICS 38D.

CUE: The CTRM directs you to Open ICS38D, AFPT 1-2 TRIP THROTTLE VALVE SAT UNSAT

10. PERFORMANCE STEP:

C____

Open ICS 38D, Auxiliary Feedwater Pump Turbine Trip Throttle Valve.

(Step 5.12.3 i.)

STANDARD:

Turn handwheel counterclockwise until completely OPEN.

CUE:

ICS 38D has been rotated counterclockwise and will move no further SAT UNSAT

11.

PERFORMANCE STEP:

C____

Close ICS 38D, Auxiliary Feedwater Pump Turbine 2 Trip Throttle Valve, one-quarter turn.

(Step 5.12.3 j.)

STANDARD: Rotate handwheel one-quarter turn in the clockwise direction.

CUE: ICS 38D has been rotated one-quarter turn clockwise.

SAT UNSAT

12.

PERFORMANCE STEP: Seal ICS 38D, Auxiliary Feedwater Pump Turbine 2 Trip Throttle Valve.

(Step 5.12.3 k.)

STANDARD: Proper use of sealing equipment.

CUE: The trip throttle valve is sealed.

SAT UNSAT TERMINATING CUES This JPM is complete. (Terminated by the evaluator)

END TIME

Davis-Besse Initial License Exam 2024 Plant JPM k

Job Performance Measure Form 3.2-3 Worksheet Plant JPM k Page 1 of 6 Examinee:

Date:

Examiner:

Facility: Davis-Besse JPM No: OPS-JPM-027 Task

Title:

Use Circ Water to Supply Service Water Primary Loads Task No: 076-004-04-0100, 076-012-04-0400 System: 075 Circulating Water System K/A

Reference:

076 K1.14 / 2.7 Safety Function: 8 Plant Service Systems Time Critical Task: No Alternate Path: No Validation Time: 25 minutes Method of testing / Location:

Simulated Performance X Actual Performance Classroom ___

Simulator Plant X Task Standard:

Line up Circulating Water to supply Service Water Loop 2 primary loads Required Materials: of DB-OP-02511 R22 Obtain Keyring to access Intake Structure for examiner General

References:

None Notes:

Check door status, may need security support Initial Conditions:

The plant conditions are specified in the Initial Conditions and Initiating Cues Initiating Cue:

The Initiating Cues are specified in the Examiner/Student Copy Performance Measure pages.

Job Performance Measure Form 3.2-3 Worksheet Plant JPM k Page 2 of 6 EXAMINER COPY INITIAL CONDITIONS:

The plant is in Mode 3 A loss of all service water is in progress INITIATING CUES:

The Unit Supervisor directs you to line up Circulating Water to supply Service Water Loop 2 Primary Loads, using Attachment 9 of DB-OP-02511, Loss of Service Water Pumps/System (Provide the examinee a copy of Attachment 9 of DB-OP-02511)

Job Performance Measure Form 3.2-3 Worksheet Plant JPM k Page 3 of 6 CANDIDATE COPY INITIAL CONDITIONS:

The plant is in Mode 3 A loss of all service water is in progress INITIATING CUES:

The Unit Supervisor directs you to line up Circulating Water to supply Service Water Loop 2 Primary Loads, using Attachment 9 of DB-OP-02511, Loss of Service Water Pumps/System

Job Performance Measure Form 3.2-3 Worksheet Plant JPM k Page 4 of 6 PERFORMANCE INFORMATION Critical steps denoted with a "C". Failure to meet any one of these standards for this item constitutes failure. Sequence is NOT assumed unless denoted in the "Comments".

START TIME:

1.

PERFORMANCE STEP: Obtain a key for the intake structure.

STANDARD:

Obtain a keyring from the Work Support Center key locker COMMENT:

Trainee may use the card reader to enter the service water tunnel from the Turbine Building instead of obtaining the key for the intake structure/water treatment entrance.

Keys are obtained from the key locker located near the Field Supervisors office.

Zone operators also have keys.

CUE: If required, have candidate describe how keys are obtained then provide key ring to candidate.

SAT UNSAT

2.

PERFORMANCE STEP: Check CT 2955, TPCW HX SUPPLY FROM CIRC WTR, is OPEN ATT 9 Step 1 STANDARD: Check valve OPEN by pointer, local indicating light or requesting indicating light from the Control Room NOTE: CT2955 is expected to be OPEN in this plant condition.

CUE:

  • (If used) CT 2955 local position is pointing to OPEN
  • (If used) NV 2955 Red light is LIT. (Local Switch)
  • (If Control Room is called) CT 2955 indicates open. HIS 2955 Red light is LIT SAT UNSAT

Job Performance Measure Form 3.2-3 Worksheet Plant JPM k Page 5 of 6

3. PERFORMANCE STEP:

Verify CT 56, CIRCULATING WATER SUPPLY TO TPCW HEAT EXCHANGER STOP VALVE, is OPEN ATT 9 Step 2 STANDARD: Check valve OPEN by local position indicator May also rotate valve in the closed position then reopen NOTE: CT56 is normally open, step becomes critical if they close it CUE: CT 56 valve indicator is pointing to "O" SAT UNSAT

4.

PERFORMANCE STEP:

Verify SW 51, TPCW HEAT EXCHANGER 1 INLET ISOLATION, is Closed.

ATT 9 Step 3 C

STANDARD: Manually close SW 51 CUE: If asked, the CSRO directs you to isolate SW to all 3 HXs.

SW 51 handwheel has been rotated clockwise and the valve position indicator moves from vertical to horizontal SAT UNSAT

5.

PERFORMANCE STEP:

Verify SW 52, TPCW HEAT EXCHANGER 2 INLET ISOLATION, is Closed.

ATT 9 Step 3 C

STANDARD: Manually close SW 52 CUE: SW 52 handwheel has been rotated clockwise and the valve position indicator moves from vertical to horizontal SAT UNSAT

6.

PERFORMANCE STEP:

Verify SW 53, TPCW HEAT EXCHANGER 3 INLET ISOLATION, is Closed.

ATT 9 Step 3 C

STANDARD: Manually close SW 53 CUE: SW 53 handwheel has been rotated clockwise and the valve position indicator moves from vertical to horizontal SAT UNSAT

Job Performance Measure Form 3.2-3 Worksheet Plant JPM k Page 6 of 6

7. PERFORMANCE STEP:

Open Breaker BF 1277, SERVICE WATER HEADER 2 TO TPCW HEAT EXCHANGERS SW 1395 ATT 9 Step 4. a.

C STANDARD: Move breaker handle down to Open BF 1277.

CUE: Breaker handle for SW1395 is down, indicates OFF.

SAT UNSAT

8. PERFORMANCE STEP: Open SW 1395, TPCW HEAT EXCHANGER INLET HEADER ISOLATION ATT 9 Step 4. b.

C STANDARD: Engage clutch on SW 1395 Turn handwheel counterclockwise COMMENT: Indicating lights off because breaker has just been opened CUE:

  • SW 1395 handwheel clutch has been DEPRESSED
  • The handwheel has been turned counterclockwise
  • The position indicator on SW 1395 is pointing up SAT UNSAT TERMINATING CUES This JPM is complete. (Terminated by the evaluator)

END TIME

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