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Tech Specs Flashcards

1
Q

3.1.5 CEA Alignment

Spec and applicability?

A

All Full strength CEAs shall be OPERABLE, and all full strength and part strength CEAs shall be aligned to within 6.6 inches (indicated position)of all other CEAs in their respective groups.

Mode 1 & 2

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2
Q

3.1.5 CEA Alignment

Condition A, Required Actions, completion time?

A

A. 1 or more CEAs trippable and misaligned from its group by >6.6” and <=9.9”
OR
1 CEA trippable and misaligned from its group by >9.9”

A.1 Lower Thermal Power in accordance with the COLR limits — 1 hr
&
A.2 Restore CEA alignment — 2hrs

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3
Q

3.1.5 CEA Alignment

Condition B, Required Action, Completion Time

A

B. Only 1 CEA position indicator channel OPERABLE for 1 CEA per group.

B.1 Restore at least 2 position indicator channels to OPERABLE status — 6 hrs
OR
B.2 Verify the CEA group(s) with the INOPERABLE position indicators are fully withdrawn or fully inserted while maintaining the insertion limits of LCO 3.1.6, 3.1.7, 3.1.8 — 6hrs and once per 12 hrs thereafter

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4
Q

3.1.5 CEA Alignment

Condition C, Required Action, completion time?

A

Required Action and completion time of Condition A or Condition B or 1 or more Full strength CEAs un-trippable

Be in MODE 3 — 6hrs

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5
Q

3.1.5 CEA Alignment

Condition D, Required Action, Completion time

A

D 2 or More CEAs trippable and misaligned from their group by >9.9”

Open the RTCB — Immediately

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6
Q

3.1.6 Shutdown CEA Insertion Limits

Spec and Applicablity

A

All Shutdown CEAs shall be withdrawn to >= 147.75”

Applicability: Mode 1&2 with any regulating CEA not fully inserted.
Note: not applicable while performing SR 3.1.5.3

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7
Q

3.1.6 Shutdown CEA insertion limits

Condition A, Required Actions, Completion time.

A

A. 1 Shutdown CEA not within limits

Restore shutdown CEA to within limits—2hrs

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8
Q

3.1.6 Shutdown CEA insertion limits

Condition B, required action, completion time

A

B. Required action and completion time not met

Be in mode 3 — 6hrs

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9
Q

3.1.7 Regulating group CEA insertion limits

Spec and applicability

A

The power dependent insertion limit (PDIL)alarm circuit shall be operable, and with COLSS in service or with COLSS out of service, the Regulating CEA groups shall be limited to the withdrawal sequence and insertion limits specified in the COLRand associated time restraints.

Mode 1&2

Note:this LCO is not applicable while conducting SR 3.1.5.3 for up to 2 hours following a reactor power cutback operation.

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10
Q

3.1.7 Regulating CEA insertion limits

Condition A, Required Action, completion time

A

A. Regulating CEA groups inserted beyond the transient insertion limit with COLSS inservice
Or with COLSS out of service.
A.1 Restore CEA to within limits— 2hrs
OR
A.2 Reduce thermal power to <= RTP allowed in the COLR—2hrs

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11
Q

3.1.7 Regulating CEA insertion limits

Condition B, Required Action, completion time.

A

B. regulating CEA groups inserted between the short term steady state insertion limit and the transient insertion limits for >4hr per 24 hr interval with COLSS in or out of service.

Restrict increases in thermal power to <=5% RTP / HR — 15 min

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12
Q

3.1.7 Regulating CEA insertion limits

Condition C, required action, completion time.

A

C. Regulating CEA groups inserted between the long term steady state insertion limit and the transient insertion limit for intervals >5 EFPD per 30 EFPD interval or >14EFPD for 365 EFPD interval with COLSS in or out of service

Restore CEA groups to within limits - 2hrs

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13
Q

3.1.7 Regulating CEA insertion limits

Condition D required time, completion time

A

D. PDIL alarm circuit INOPERABLE

Perform SR 3.1.7.1 (40ST-9ZZ23)- 1 hr and once per 4 hrs thereafter

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14
Q

3.1.7 Regulating CEA insertion limits

Condition E required action, completion time

A

E. Required action and completion time not met.

Mode 3- 6hrs

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15
Q

3.1.8 Part Strength CEAs insertion limits

Spec and applicability

A

The part strength CEA groups shall be limited to the insertion limits specified in the COLR

Mode 1&2

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16
Q

3.1.8 Part Strength CEA insertion limits

Condition A, Required Action, Completion time

A

A. Part strength CEA groups inserted beyond the transient insertion limits

Restore part strength groups to within limit- 2hrs

OR

Reduce thermal power to <= that fraction of RTP specified in the COLR- 2hrs

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17
Q

3.1.8 Part strength CEA insertion limits

Condition B, required action, completion time

A

B. Part strength CEA groups inserted between long term steady state insertion limit and transient insertion limit for intervals>=7 EFPD per 30 EFPD or >=14 EFPD per 365 EFPD-

Restore part strength CEA groups to within long term steady state insertion limit- 2hrs

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18
Q

3.1.8 Part strength CEA insertion limits

Condition C, required action, completion time

A

C. Required action and completion time not met.

Mode 3 — 6hrs

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19
Q

3.1.9 Special Test Exception - SDM

Spec and applicability

A

During performance of physics testing the requirements of:
LCO 3.1.2 -SDM RTSB closed
LCO 3.1.6- Shutdown CEA insertion limits
LCO 3.1.7- Regulating CEA insertion limits
May be suspended for measurement of CEA worth, provided shutdown reactivity equivalent to at least the highest estimated CEA worth(of those CEAs actually withdrawn) is available for trip insertion or the reactor is subcritical by at least the reactivity equivalent of the highest CEA worth
Mode 2 & 3 during physics testing
Note operation in mode 3 shall be limited to 6 consecutive hours

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20
Q

3.1.9 Special test exception -SDM

Condition A, Required Action, Completion time

A

A. Any full strength CEA not fully inserted and less than the required shutdown reactivity available for trip insertion.
OR
All full strength CEAs inserted and the reactor subcritical by < the above required shutdown reactivity equivalent

Initiate boration to restore SDM- 15 min

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21
Q

3.1.10 Special Test Exception - Mode 1 and 2

Spec and applicability

A

During performance of physics testing, the requirements of:
LCO 3.1.4- MTC, 3.1.5 CEA Alignment, 3.1.6 SD CEA insertion limits, 3.1.7 Reg CEA insertion limits, 3.1.8 PS CEA insertion limits, 3.2.2 Planar radial peaking factors, 3.2.3 AZ Tilt, 3.2.5 ASI, 3.3.3 CEACS, may be suspended provided:
a. Thermal power is restricted to test plateau which shall not exceed 85% RTP
And
b. Shutdown reactivity equivalent to at least the highest estimated CEA worth (of those CEAs actually withdrawn)is available for trip insertion.

Applicability: Mode 1and 2 during physics testing

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22
Q

3.1.10 Special Test Exception Mode 1 and 2

Condition A, Required Action, Completion time.

A

A. Test plateau exceeded

Reduce thermal power to <= to the test power plateau

15 min

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23
Q

3.1.10 Special Test Exception Mode 1 and 2

Condition B, Required Action, Completion time.

A

B. Required action and completion time not met.

Suspend physics testing

1hr

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24
Q

3.1.11 Special Test Exception Reactivity coefficient testing

Spec and applicability

A

During performance of physics test, the requirements of:

LCO 3.1.7 reg CEA insertion limits, 3.1.8 PS CEA insertion limits, and 3.4.1 RCS Pressure, Temperature, and Flow limits (LCO 3.4.1.b RCS cold leg temperature only)
May be suspended, provided LHR and DNBR do not exceed the limits in the COLR.

Applicability Mode 1 with thermal power > 20%RTP during physics testing.

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25
Q

3.1.11 Special Test Exception reactivity coefficient testing

Condition A, Required Action, Completion time

A

A. LHR or DNBR outside the limits specified in the COLR.

A.1 reduce thermal power to restore LHR and DNBR to within limits

15 min

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26
Q

3.1.11 Special Test Exception reactivity coefficient testing

Condition B, Required Action, Completion time

A

B. Required action and completion time not met

B.1 suspend physics testing

1 hr

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27
Q

3.1.1 Shutdown Margin (SDM)- Reactor Trip Breakers Open

Spec and applicability

Condition A, Required Action, Completion time

A

SDM shall be >=the value in the COLR

Applicability Modes 3, 4,and 5 with reactor trip breakers open or the CEA drive system not capable of CEA withdrawal

A. SDM not within limits
A.1 Initiate boration to restore SDM to within limits
15 min

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28
Q

3.1.2 SDM - reactor trip breakers closed

Spec and applicability

A

Reactivity shall be controlled by:

a. SDM shall be >= the value in the COLR
b. Kn-1 shall be < 0.99 when Tc <=500 F
c. Reactor criticality shall not be achieved with shutdown group CEA movement

Applicability Modes 3, 4, and 5 with reactor trip breakers closed and CEA drive system capable of CEA withdrawal

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29
Q

3.1.2 SDM - reactor trip breakers closed

Condition A, Required Action, Completion time

A

A. SDM not within limits

A.1 initiate boration to restore SDM to within limits

15 min

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30
Q

3.1.2 SDM - reactor trip breakers closed

Condition B, Required Action, Completion time

A

B. Kn-1 not within limit when Tc <=500 F
OR
Reactor criticality can be achieved by shutdown group CEA movement
B.1 Vary CEA position to restore within limits
15 min
AND
B.2 initiate boration to restore within limits
15 min

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31
Q

3.1.3 Reactivity Balance

Spec and applicability

A

The core reactivity balance shall be within +- 1% delta k/k of predicted values

Applicability: Mode 1

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32
Q

3.1.3 Reactivity Balance

Condition A, Required Action, Completion time

A

A. Core reactivity balance not within limits

A.1 Re-evaluate core design and safety analysis and determine that the reactor core is acceptable for continued operation.
7 days
AND
A.2 Establish appropriate operating restrictions and SRs.
7 days

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33
Q

3.1.3 Reactivity Balance

Condition B, Required Action, Completion time

A

B. Required action and completion time not met

B.1 Be in Mode 2

6 hrs

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34
Q

3.1.4 Moderator Temperature Coefficient (MTC)

Spec and applicability

Condition A, Required Action, Completion time

A

The MTC shall be maintained within the limits specified in the COLR, and a maximum positive limit that varies linearly from 0.5 E -4 delta k/k/degree F at 0% RTP to 0.0 delta k/k/degree F at 100% RTP

Applicability: Modes 1 and 2

A. MTC not within limits
A.1 Be in Mode 3
6hrs

35
Q

3.2.1 Power distribution limits- Linear Heat Rate (LHR)

Spec and applicability

A

LHR shall not exceed the limits specified in the COLR

Applicability: Mode 1 with thermal power >20% RTP

36
Q

Safety limits

A
  1. 1.1 CORE SL, Modes 1 & 2 DNBR >= 1.34, Peak centerline temp < 5080 F (decreasing by 58 F per 10000 Mwd/MTU for burnup and adjusting for burnable poisons
  2. 1.2 RCS Pressure, <= 2750psia

Restore and be in mode 3 in 1 hr

modes 3-5 restore in 5 min

37
Q

LCO 3.0.3

A

When and LCO is not met and associated actions are not complete, initiate actions in 1 hr to be in mode 3 in 7 hrs, and mode 5 in 37

Shutdown LCO

38
Q

LCO 3.0.4

A

When and LCO is not met entry into mode or other specified condition shall only be made :

a. When associated action to be entered permit continued operation in the mode or other specified condition for an in limited time.
b. After performance of a risk assessment addressing inoperable systems and components

c. When an allowance is stated in the individual value, parameter, or other specification

39
Q

LCO 3.0.6

A

When a supported system LCO is not met solely due to support system LCO not being met, the conditions and required actions associated with the supported system are not required to be entered. A SFDP is performed, if a loss of safety function exists the appropriate conditions and required actions of the LCO in which the Loss exists are required to be entered.

Example: EC03

40
Q

3.2.2 Planar Radial Peaking Factors

A

The measured Planar Radial Peaking Factor shall be equal to or less than calculated PRP used in COLSS and CPCs

mode 1 > 20 % RTP

41
Q

3.2.2 Condition A

A

Measured > calculated

Action A.1.1 adjust addressable constants CPC to increase multiplier applied to PRP by a factor > = measured / calculated. - 6 hrs

A.1.2 maintain a margin to the COL of (measured/ calculated - 1.0) X 100%. - 6 hrs

Or
A.2 adjust the affected calculated used in COLSS and CPC to a value > than measured.-6 hrs

Or
A.3 Reduce Thermal power to <= 20%. - 6hrs

42
Q

3.2.3 AZ tilt (Tq)

A

Measured Tq shall be less than or equal to the Tq allowance used in CPCs

Mode 1 thermal power > 20%

43
Q

3.2.3 AZ Tilt Condition A

A

A measured Tq is > than allowance used in CPC and within the limit in the COLR with COLSS in service, or measured Tq > than the allowance in the CPCs and <= 0.03 with COLSS out of service.

A.1 restore measured Tq. - 2hrs

Or
A.2 adjust the Tq allowance in CPCs to >= the measured Tq. 2hrs

44
Q

3.2.3 AZ tilt (Tq)

Condition B

A

B. Measured Tq not within the limit of the COLR with COLSS in service, or measured > 0.03 with COLSS out of service.
Note: B.5 must be completed if power reduction commenced prior to restoring Tq to within limit.
B.1 reduce thermal power to <=50% RTP. - 4 hrs
B.2 reduce VOPT trip setpoint to <=55% RTP. -16 hrs
B.3 restore measured Tq to < Tq allowance used in CPCs- prior to increasing thermal power
B.4 correct the cause for measured Tq not within limit. - prior to increasing thermal power >50%
B.5 subsequent to power operation >50% verify measured Tq is within limit. Once per 12 hrs, or intil verified at 95% RTP

45
Q

3.2.3 AZ tilt (Tq)

Condition C

A

C Required action and completion time not met

C.1 reduce thermal power <=20%. - 6hrs

46
Q

3.5.1 Safety Injection Tanks- operating

A

4 SITS shall be Operable

Applicability: Modes 1 & 2, 3&4 >=1837 psia

47
Q

3.5.1 SITs- Operating

Condition A

A

A 1 SIT inoperable due to boron concentration not within limits
Or 1 SIT inoperable due to inability to verify level or pressure

Restore to operable in 72 hours

Boron >= 2300 ppm <= 4400 ppm

48
Q

3.5.1 SITs - Operating

Condition B

A

1 SIT inoperable for reason other than condition A

Restore to operable in 24 hour

Level >= 28% and <= 72% NR

Pressure >=600 psig <=625 psig

49
Q

3.5.1 SITs - Operating

Condition C

A

C: required action and associated completion time of condition A and B not met

Mode 3 - 6hrs

And

Reduce Pzr pressure to< 1837 psia in 12 hours

50
Q

3.5.1 SITs - Operating

Condition D

A

D. 2 or more SITs inoperable

LCO 3.0.3

Immediately

51
Q

3.5.2 SITs - Shutdown

A

4 SITs shall be operable with borated water volume >39% < 83% WR

Or
3 SITs shall be operable with borated water volume >60%<83% WR

Applicability: mode 3 & 4 Pzr pressure <1837 psia

52
Q

3.5.2 SITs - shutdown

Condition A

A

A. 1 Required SIT inoperable due to boron concentration not within limits

Or
Inability to verify level or pressure

Restore

72 hours
Boron >=2300ppm<=4400ppm

53
Q

3.5.2 SITs- Shutdown

Condition B

A

B. 1 required SIT inoperable for reason other than Condition A

Restore to operable

24 hours
Level: 4 SITs, >39%<83%WR

3 SITs, >60%<83% WR

Pressure: >=260psig <=625psig

54
Q

3.2.5 SITs- Shutdown

Condition C

A

C. Inoperability of the required SIT was discovered in TS 3.5.1 but not restored
Or
Required action and associated comp time of condition A and B not met

Be in mode 5 in 24 hrs

55
Q

3.2.5 SITs - Shutdown

Condition D

A

D. 2 or more SITs inoperable

Enter 3.0.3

Immediately

56
Q

3.9.1 Boron Concentration

A

Boron concentration in the RCS and the refuel canal shall be maintained with in limit specified in the COLR

Applicability: Mode 6

57
Q

3.9.1 Boron Concentration

Condition A

A

A. Boron concentration not within limit.

A.1 suspend core alteration- Immediately
And
A.2 Suspend positive reactivity additions- Immediately
And
A.3 Initiate actions to restore boron concentration to within limit- Immediately

58
Q

3.9.2 Nuclear Instrumentation

A

Two start up range monitors shall be operable

Applicability: Mode 6

Note: Enter conditions and required actions of LCO 3.3.12 BDAS

59
Q

3.9.2 Nuclear Instrumentation

Condition A

A

A. One required SRM inoperable

A.1 Suspend core alterations - Immediately
And
A.2 suspend positive reactivity additions- Immediately

60
Q

3.9.2 Nuclear Instrumentation

Condition B

A

Two required SRMs inoperable

B.1 initiate action to restore one SRM to operable- immediately

61
Q

3.9.3 Containment Penetration

A

The containment penetrations shall in the following status:
A. Equipment hatch closed and held in place by 4 bolts or if open capable of being closed:
B.one door in each airlock is capable of being closed: and
C.each penetration providing direct access from the containment atmosphere to the outside either:
1.closed by manual or automatic isolation valve, blind flange, or equivalent, or
2. Capable of being closed by an operable containment purge and exhaust isolation system
Applicability: During core alterations, movement of irradiated fuel assemblies in containment
Note: penetration flow paths may be unisolated under admin control

62
Q

3.9.3 Containment Penetration

Condition A

A

A. One or more containment penetration not in required status

A.1 Suspend core alts -immediately
And
A.2 Suspend movement of irradiated fuel assemblies within containment- immediately

63
Q

3.9.4 Shutdown Cooling and Coolant Circulation - High Water Level

A

One SDC loop shall be operable and in operation

Note: the required SDC loop may be removed from operation for <=1 hr per 8 hour period provided no operations are permitted that could cause reduction in RCS boron concentration

Applicability: Mode 6 with water level >=23 ft above vessel flange

64
Q

3.9.4 Shutdown Cooling and Coolant Circulation

Condition A

A

A. SDC loop requirements not met
A.1 suspend operation involving reduction in RCS boron concentration -immediately
And
A.2 Suspend loading irradiated fuel assemblies in the core - immediately
And
A.3 Initiate action to satisfy SDC Loop requirements - immediately
And
A.4 Close all containment penetration providing direct access from containment to outside- 4hrs

65
Q

3.9.5 Shutdown Cooling and Coolant Circulation- low water level

A

Two SDC loops shall be operable and one SDC loop shall be in operation

Note: 1.required SDC loop may be removed from operation for <=1 hr per 8 hr period provided no operation are permitted that would cause reduction of the RCS boron concentration
2. One required SDC loop may be inoperable for up to 2 hours for surveillance testing provided the other SDC loop is operable
Applicability: Mode 6 with water level <23ft above the flange

66
Q

3.9.5 Shutdown Cooling and Coolant Circulation- low water level

Condition A

A

A. One SDC loop inoperable

A.1 Initiate action to restore SDC cooling loop to operable status- immediately

Or

A.2 Initiate actions to establish >= 23 ft of water above the vessel flange - immediately

67
Q

3.9.5 Shutdown Cooling and Coolant Circulation- low water level

Condition B

A

B. No SDC loop operable or in operation
B.1 Suspend operation involving a reduction in RCS boron concentration- immediately
And
B.2 Initiate action to restore one SDC loop to operable status and to operation- immediately
And
B.3 Close all containment penetrations providing direct access from containment to outside -4hrs

68
Q

3.9.6 Refueling Water Level - Fuel assemblies

A

Refueling water level shall be maintained >=23 ft above the top of the vessel flange.

Applicability: During movement of fuel assemblies within containment when either fuel assemblies being moved or fuel assemblies with in the vessel are irradiated.

69
Q

3.9.6 Refueling water level- fuel assemblies

Condition A

A

A Refueling water level not within limits

A.1 Suspend movement of fuel assemblies within containment- immediately

70
Q

3.9.7 Refueling water level- CEAs

A

Refueling water level shall be maintained >=23ft above the top of irradiated fuel assemblies seated within the vessel.

Applicability: During movement of CEAs within the vessel, when fuel assemblies seated within the vessel are irradiated.

71
Q

3.9.7 Refueling water level- CEAs

Condition A

A

A. Refueling water level not within limits

A.1 Suspend movement of CEAs within reactor vessel- immediately

72
Q

3.3.1 RPS Instrumentation- “Operating “

A

4 RPS trip and bypass removal channel for each function in table 3.3.1-1 shall be operable

Applicability: according to table above ( modes and 1 and 2)

73
Q

3.3.1 RPS instrumentation- operating

Condition A

A

A. One or more functions with one auto RPS trip channel inoperable

A.1 place channel in bypass or trip - 1 hr

And

A.2 restore channel to operable status - prior to entering mode 2 following next mode 5 entry.

74
Q

3.3.1 RPS instrumentation- Operating

Condition B

A

B. One or more functions with two automatic RPS trip channels inoperable

B.1 place one channel in bypass and the other in trip. - 1 hr

75
Q

3.3.1 RPS instrumentation- operating

Condition C

A

C. One or more functions with one automatic bypass removal channel inoperable

C.1. Disable bypass channel - 1hr
Or
C.2. Place affected automatic trip channel in bypass or trip -1 hr
And
C.2.2. Restore bypass removal channel and associated automatic trip channel to operable status.- prior to entering mode 2 following next mode 5 entry.

76
Q

3.3.1 RPS instrumentation- operating

Condition D

A

D. One or more functions with two automatic bypass removal channels inoperable

D.1. Disable bypass channels - 1 hr

Or
D.2.place one affected channel in bypass and place the other in trip- 1hr

77
Q

3.3.1 RPS instrumentation-operating

Condition E

A

E. Required action and completion time not met.

E.1. Mode 3 - 6hrs

78
Q

3.3.2 RPS instrumentation- shutdown

A

4 RPS trip and bypass removal channels for each function in table 3.3.2-1 shall be operable

Applicability according to table 3.3.2-1 (mode 3-5)

79
Q

3.3.2 RPS instrumentation- shutdown

Condition A

A

A. One or more functions with one automatic RPS trip channel inoperable

A.1 Place channel in bypass or trip - 1 hr
And
A.2 restore channel to operable status- prior tro entering mode 2 following next mode 5 entry

80
Q

3.3.2 RPS instrumentation-shutdown

Condition B

A

B. One or more functions with two automatic RPS trip channels inoperable.

B.1. Place one channel in bypass and place the other in trip- 1 hr

81
Q

3.3.2 RPS instrumentation-shutdown

Condition C

A

C. One or more functions with one automatic bypass removal channel inoperable
C.1. Disable bypass channel - 1 hr
Or
C.2.1 place affected channel in bypass or trip.- 1 hr
and
C.2.2 restore bypass removal channel and associated automatic trip channel to operable- prior to mode 2 entry following next mode 5 entry.

82
Q

3.3.2 RPS instrumentation-shutdown

Condition D

A

D. One or more functions with two automatic bypass removal channels inoperable

D.1. Disable bypass channels - 1hr

Or

D.2 place one affected automatic trip channel bypass and plane the other in trip.- 1hr

83
Q

3.3.2 RPS instrumentation-shutdown

Condition E

A

E. Required action and completion time not met

E.1. Open all RTCBs- 1 hr.

84
Q

3.3 INSTRUMENTATION 3.3.3

Control Element Assembly Calculators

A

LCO 3.3.3
Two CEACs shall be OPERABLE in each CPC channel APPLICABILITY: MODES 1 and 2.

———————————–NOTE———————————
Separate condition entry is allowed for each CPC channel. ———————————————————————————

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