Text

Developmental Revision B - Technical Specifications 3.6 - Containment Systems
	ML100550458
Person / Time
Site:	Watts Bar
Issue date:	02/02/2010
From:	; Tennessee Valley Authority
To:	; Office of Nuclear Reactor Regulation
References
	Download: ML100550458 (37)
	v • d • e

Containment 3.6.1 Watts Bar - Unit 2 3.6-1 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.1 Containment LCO 3.6.1 Containment shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Containment inoperable.

A.1 Restore containment to OPERABLE status 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months B. Required Action and associated Completion Time not met.

B.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND B.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.1.1 Perform required visual examinations and leakage rate testing except for containment air lock testing, in accordance with the Containment Leakage Rate Testing Program.

In accordance with the Containment Leakage Rate Testing Program.

Containment Air Locks 3.6.2 Watts Bar - Unit 2 3.6-2 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.2 Containment Air Locks LCO 3.6.2 Two containment air locks shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4 ACTIONS

NOTES-----------------------------------------------------------

1. Entry and exit is permissible to perform repairs on the affected air lock components.

2. Separate Condition entry is allowed for each air lock.

3. Enter applicable Conditions and Required Actions of LCO 3.6.1, "Containment," when air lock leakage results in exceeding the overall containment leakage rate.

CONDITION REQUIRED ACTION COMPLETION TIME A. One or more containment air locks with one containment air lock door inoperable.

NOTES------------------

1. Required Actions A.1, A.2, and A.3 are not applicable if both doors in the same air lock are inoperable and Condition C is entered.

2. Entry and exit is permissible for 7 days under administrative controls if both air locks are inoperable.

(continued)

Containment Air Locks 3.6.2 Watts Bar - Unit 2 3.6-3 (developmental)

A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. (continued)

A.1 Verify the OPERABLE door is closed in the affected air lock.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months AND A.2 Lock the OPERABLE door closed in the affected air lock.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months AND A.3

NOTE------------

Air lock doors in high radiation areas may be verified locked closed by administrative means.

Verify the OPERABLE door is locked closed in the affected air lock.

Once per 31 days (continued)

Containment Air Locks 3.6.2 Watts Bar - Unit 2 3.6-4 (developmental)

A ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME B. One or more containment air locks with containment air lock interlock mechanism inoperable.

NOTES------------------

1. Required Actions B.1, B.2, and B.3 are not applicable if both doors in the same air lock are inoperable and Condition C is entered.

2. Entry and exit of containment is permissible under the control of a dedicated individual.

B.1 Verify an OPERABLE door is closed in the affected air lock.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months AND B.2 Lock an OPERABLE door closed in the affected air lock.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months AND B.3

NOTE------------

Air lock doors in high radiation areas may be verified locked closed by administrative means.

Verify an OPERABLE door is locked closed in the affected air lock.

Once per 31 days (continued)

Containment Air Locks 3.6.2 Watts Bar - Unit 2 3.6-5 (developmental)

A ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME C. One or more containment air locks inoperable for reasons other than Condition A or B.

C.1 Initiate action to evaluate overall containment leakage rate per LCO 3.6.1.

Immediately AND C.2 Verify a door is closed in the affected air lock.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months AND C.3 Restore air lock to OPERABLE status.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months D. Required Action and associated Completion Time not met.

D.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND D.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months

Containment Air Locks 3.6.2 Watts Bar - Unit 2 3.6-6 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.2.1

NOTES----------------------------

1. An inoperable air lock door does not invalidate the previous successful performance of the overall air lock leakage test.

2. Results shall be evaluated against acceptance criteria applicable to SR 3.6.1.1.

Perform required air lock leakage rate testing in accordance with the Containment Leakage Rate Testing Program.

In accordance with the Containment Leakage Rate Testing Program SR 3.6.2.2

NOTE------------------------------

Only required to be performed upon entry or exit through the containment air lock.

Verify only one door in the air lock can be opened at a time.

184 days

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-7 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.3 Containment Isolation Valves LCO 3.6.3 Each containment isolation valve shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS

NOTES-----------------------------------------------------------

1. Penetration flow path(s) may be unisolated intermittently under administrative controls.

2. Separate Condition entry is allowed for each penetration flow path.

3. Enter applicable Conditions and Required Actions for systems made inoperable by containment isolation valves.

4. Enter applicable Conditions and Required Actions of LCO 3.6.1, "Containment," when isolation valve leakage results in exceeding the overall containment leakage rate acceptance criteria.

CONDITION REQUIRED ACTION COMPLETION TIME A. ------------NOTE----------------

Only applicable to penetration flow paths with two containment isolation valves.

One or more penetration flow paths with one containment isolation valve inoperable except for purge valve or shield building bypass leakage not within limit.

A.1 Isolate the affected penetration flow path by use of at least one closed and de-activated automatic valve, closed manual valve, blind flange, or check valve with flow through the valve secured.

4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months AND (continued)

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-8 (developmental)

B ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. (continued)

A.2

NOTES------------

1. Isolation devices in high radiation areas may be verified by use of administrative means.

2. Isolation devices that are locked, sealed, or otherwise secured may be verified by use of administrative means.

Verify the affected penetration flow path is isolated.

Once per 31 days for isolation devices outside containment AND Prior to entering MODE 4 from MODE 5 if not performed within the previous 92 days for isolation devices inside containment

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-9 (developmental)

B ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME B. ------------NOTE----------------

Only applicable to penetration flow paths with two containment isolation valves.

One or more penetration flow paths with two containment isolation valves inoperable except for purge valve or shield building bypass leakage not within limit.

B.1 Isolate the affected penetration flow path by use of at least one closed and de-activated automatic valve, closed manual valve, or blind flange 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months C. ------------NOTE----------------

Only applicable to penetration flow paths with only one containment isolation valve and a closed system.

One or more penetration flow paths with one containment isolation valve inoperable.

C.1 Isolate the affected penetration flow path by use of at least one closed and de-activated automatic valve, closed manual valve, or blind flange 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months AND C.2

NOTES------------

1. Isolation devices in high radiation areas may be verified by use of administrative means.

2. Isolation devices that are locked, sealed, or otherwise secured may be verified by use of administrative means.

(continued)

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-10 (developmental)

A CONDITION REQUIRED ACTION COMPLETION TIME C. (continued)

Verify the affected penetration flow path is isolated.

Once per 31 days D. Shield building bypass not within limit.

D.1 Restore leakage within limit.

4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months E. One or more penetration flow paths with one or more containment purge valves not within purge valve leakage limits E.1 Isolate the affected penetration flow path by use of at least one closed and de-activated automatic valve, closed manual valve, or blind flange.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months AND (continued)

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-11 (developmental)

B ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME E. (continued)

E.2

NOTES------------

1. Isolation devices in high radiation areas may be verified by use of administrative means.

2. Isolation devices that are locked, sealed, or otherwise secured may be verified by use of administrative means.

Verify the affected penetration flow path is isolated.

Once per 31 days for isolation devices outside containment AND Prior to entering MODE 4 from MODE 5 if not performed within the previous 92 days for isolation devices inside containment Once per 92 days AND E.3 Perform SR 3.6.3.5 for the resilient seal purge valves closed to comply with Required Action E.1.

Once per 92 days F. Required Action and associated Completion Time not met.

F.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND F.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-12 (developmental)

B SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.3.1 Verify each containment purge valve is closed, except when the containment purge valves are open for pressure control, ALARA or air quality considerations for personnel entry, or for Surveillances that require the valves to be open.

31 days SR 3.6.3.2

NOTE------------------------------

Valves and blind flanges in high radiation areas may be verified by use of administrative controls.

Verify each containment isolation manual valve and blind flange that is located outside containment, the containment annulus, and the Main Steam Valve Vault Rooms, and not locked, sealed, or otherwise secured and required to be closed during accident conditions is closed, except for containment isolation valves that are open under administrative controls.

31 days SR 3.6.3.3

NOTE------------------------------

Valves and blind flanges in high radiation areas may be verified by use of administrative controls.

Verify each containment isolation manual valve and blind flange that is located inside containment, the containment annulus, and the Main Steam Valve Vault Rooms, and not locked, sealed, or otherwise secured and required to be closed during accident conditions is closed, except for containment isolation valves that are open under administrative controls.

Prior to entering MODE 4 from MODE 5 if not performed within the previous 92 days SR 3.6.3.4 Verify the isolation time of each power operated and each automatic containment isolation valve is within limits.

In accordance with the Inservice Testing Program or 92 days (continued)

Containment Isolation Valves 3.6.3 Watts Bar - Unit 2 3.6-13 (developmental)

A SURVEILLANCE REQUIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.6.3.5 Perform leakage rate testing for containment purge valves with resilient seals.

184 days AND Within 92 days after opening the valve SR 3.6.3.6 Verify each automatic containment isolation valve that is not locked, sealed, or otherwise secured in position, actuates to the isolation position on an actual or simulated actuation signal.

18 months SR 3.6.3.7 Verify each 24 inch containment lower compartment purge supply and exhaust isolation valve is blocked to restrict the valve from opening > 50°.

18 months SR 3.6.3.8 Verify the combined leakage rate for all shield building bypass leakage paths is 0.25 La when pressurized to 15.0 psig.

In accordance with the Containment Leakage Rate Testing Program

Containment Pressure 3.6.4 Watts Bar - Unit 2 3.6-14 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.4 Containment Pressure LCO 3.6.4 Containment pressure shall be -0.1 and +0.3 psid relative to the annulus.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Containment pressure not within limits.

A.1 Restore containment pressure to within limits.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months B. Required Action and associated Completion Time not met.

B.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND B.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.4.1 Verify containment pressure is within limits.

12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months

Containment Air Temperature 3.6.5 Watts Bar - Unit 2 3.6-15 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.5 Containment Air Temperature LCO 3.6.5 Containment average air temperature shall be:

a.

> 85°F and 110°F for the containment upper compartment, and

b.

> 100°F and 120°F for the containment lower compartment.

NOTE--------------------------------------------

The minimum containment average air temperatures in MODES 2, 3, and 4 may be reduced to 60°F.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Containment average air temperature not within limits.

A.1 Restore containment average air temperature to within limits.

8 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months B. Required Action and associated Completion Time not met.

B.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND B.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months

Containment Air Temperature 3.6.5 Watts Bar - Unit 2 3.6-16 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.5.1 Verify containment upper compartment average air temperature is within limits.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months SR 3.6.5.2 Verify containment lower compartment average air temperature is within limits.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months

Containment Spray System 3.6.6 Watts Bar - Unit 2 3.6-17 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.6 Containment Spray System LCO 3.6.6 Two containment spray trains and two residual heat removal (RHR) spray trains shall be OPERABLE.

NOTE--------------------------------------------

The RHR spray train is not required in MODE 4.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One containment spray train inoperable.

A.1 Restore containment spray train to OPERABLE status.

72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months B. One RHR spray train inoperable.

B.1 Restore RHR spray train to OPERABLE status.

72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months C. Required Action and associated Completion Time not met.

C.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND C.2 Be in MODE 5.

84 hours9.722222e-4 days 0.0233 hours 1.388889e-4 weeks 3.1962e-5 months

Containment Spray System 3.6.6 Watts Bar - Unit 2 3.6-18 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.6.1 Verify each containment spray manual, power operated, and automatic valve in the flow path that is not locked, sealed, or otherwise secured in position is in the correct position.

31 days SR 3.6.6.2 Verify each containment spray pump's developed head at the flow test point is greater than or equal to the required developed head.

In accordance with the Inservice Testing Program SR 3.6.6.3 Verify each automatic containment spray valve in the flow path that is not locked, sealed, or otherwise secured in position, actuates to the correct position on an actual or simulated actuation signal.

18 months SR 3.6.6.4 Verify each containment spray pump starts automatically on an actual or simulated actuation signal.

18 months SR 3.6.6.5 Verify each spray nozzle is unobstructed.

At first refueling AND 10 years SR 3.6.6.6 Perform SR 3.5.2.2 and SR 3.5.2.4 for the RHR spray system.

In accordance with Applicable SRs

DELETED Watts Bar - Unit 2 3.6-19 (developmental)

B 3.6 CONTAINMENT SYSTEMS 3.6.7 This Specification Deleted

HMS 3.6.8 Watts Bar - Unit 2 3.6-20 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.8 Hydrogen Mitigation System (HMS)

LCO 3.6.8 Two HMS trains shall be OPERABLE.

APPLICABILITY:

MODES 1 and 2.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One HMS train inoperable.

A.1 Restore HMS train to OPERABLE status.

7 days OR A.2 Perform SR 3.6.8.1 on the OPERABLE train.

Once per 7 days B. One containment region with no OPERABLE hydrogen ignitor.

B.1 Restore one hydrogen ignitor in the affected containment region to OPERABLE status.

7 days C. Required Action and associated Completion Time not met.

C.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months

HMS 3.6.8 Watts Bar - Unit 2 3.6-21 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.8.1 Energize each HMS train power supply breaker and verify 33 ignitors are energized in each train.

92 days SR 3.6.8.2 Verify at least one hydrogen ignitor is OPERABLE in each containment region.

92 days SR 3.6.8.3 Energize each hydrogen ignitor and verify temperature is 1700°F.

18 months

EGTS 3.6.9 Watts Bar - Unit 2 3.6-22 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.9 Emergency Gas Treatment System (EGTS)

LCO 3.6.9 Two EGTS trains shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4 ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One EGTS train inoperable.

A.1 Restore EGTS train to OPERABLE status.

7 days B. Required Action and associated Completion Time not met.

B.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND B.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.9.1 Operate each EGTS train for 10 continuous hours with heaters operating.

31 days SR 3.6.9.2 Perform required EGTS filter testing in accordance with the Ventilation Filter Testing Program (VFTP).

In accordance with the VFTP (continued)

EGTS 3.6.9 Watts Bar - Unit 2 3.6-23 (developmental)

A SURVEILLANCE REQUIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.6.9.3 Verify each EGTS train actuates on an actual or simulated actuation signal.

18 months SR 3.6.9.4 Verify each EGTS train produces a flow rate 3600 cfm and 4400 cfm within 20 seconds from the initiation of a Containment Isolation Phase A signal.

18 months on a STAGGERED TEST BASIS

ARS 3.6.10 Watts Bar - Unit 2 3.6-24 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.10 Air Return System (ARS)

LCO 3.6.10 Two ARS trains shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One ARS train inoperable.

A.1 Restore ARS train to OPERABLE status.

72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months B. Required Action and associated Completion Time not met.

B.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND B.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.10.1 Verify each ARS fan starts on an actual or simulated actuation signal, after a delay of 8.0 minutes and 10.0 minutes, and operates for 15 minutes.

92 days SR 3.6.10.2 Verify, with the ARS fan dampers closed, each ARS fan motor current is 54 amps and 94 amps.

92 days SR 3.6.10.3 Verify, with the ARS fan not operating, each ARS fan damper opens when 92.4 in-lb is applied.

92 days

Ice Bed 3.6.11 Watts Bar - Unit 2 3.6-25 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.11 Ice Bed LCO 3.6.11 The ice bed shall be OPERABLE APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Ice bed inoperable.

A.1 Restore ice bed to OPERABLE status.

48 hours5.555556e-4 days 0.0133 hours 7.936508e-5 weeks 1.8264e-5 months B. Required Action and associated Completion Time not met.

B.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND B.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.11.1 Verify maximum ice bed temperature is 27°F.

12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months (continued)

Ice Bed 3.6.11 Watts Bar - Unit 2 3.6-26 (developmental)

A SURVEILLANCE REQUIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.6.11.2 Verify total weight of stored ice is greater than or equal to 2,158,000 lb by:

a.

Weighing a representative sample of 144 ice baskets and verifying each basket contains greater than or equal to 1110 lb of ice; and

b.

Calculating total weight of stored ice, at a 95 percent confidence level, using all ice basket weights determined in SR 3.6.11.2.a.

18 months SR 3.6.11.3 Verify azimuthal distribution of ice at a 95 percent confidence level by subdividing weights, as determined by SR 3.6.11.2.a, into the following groups:

a.

Group 1-bays 1 through 8;

b.

Group 2-bays 9 through 16; and

c.

Group 3-bays 17 through 24.

The average ice weight of the sample baskets in each group from radial rows 1, 2, 4, 6, 8, and 9 shall be greater than or equal to 1110 lb.

18 months SR 3.6.11.4 Verify, by visual inspection, accumulation of ice on structural members comprising flow channels through the ice bed is less than or equal to 15 percent blockage of the total flow area for each safety analysis section.

18 months (continued)

Ice Bed 3.6.11 Watts Bar - Unit 2 3.6-27 (developmental)

A SURVEILLANCE REQUIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.6.11.5

NOTE------------------------------

The requirements of this SR are satisfied if the boron concentration and pH values obtained from averaging the individual sample results are within the limits specified below.

Verify, by chemical analysis of the stored ice in at least one randomly selected ice basket from each ice condenser bay, that ice bed:

a.

Boron concentration is 1800 ppm and 2000 ppm; and

b.

pH is 9.0 and 9.5.

54 months SR 3.6.11.6 Visually inspect, for detrimental structural wear, cracks, corrosion, or other damage, two ice baskets from each azimuthal group of bays.

See SR 3.6.11.3.

40 months SR 3.6.11.7

NOTE------------------------------

The chemical analysis may be performed on either the liquid solution or on the resulting ice.

Verify, by chemical analysis, that ice added to the ice condenser meets the boron concentration and pH requirements of SR 3.6.11.5.

Each ice addition

Ice Condenser Doors 3.6.12 Watts Bar - Unit 2 3.6-28 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.12 Ice Condenser Doors LCO 3.6.12 The ice condenser inlet doors, intermediate deck doors, and top deck doors shall be OPERABLE and closed.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS

NOTE-------------------------------------------------------------

Separate Condition entry is allowed for each ice condenser door.

CONDITION REQUIRED ACTION COMPLETION TIME A. One or more ice condenser inlet doors inoperable due to being physically restrained from opening.

A.1 Restore inlet door to OPERABLE status.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months B. One or more ice condenser doors inoperable for reasons other than Condition A or not closed.

B.1 Verify maximum ice bed temperature is 27°F.

Once per 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months AND B.2 Restore ice condenser door to OPERABLE status and closed positions.

14 days C. Required Action and associated Completion Time of Condition B not met.

C.1 Restore ice condenser door to OPERABLE status and closed positions.

48 hours5.555556e-4 days 0.0133 hours 7.936508e-5 weeks 1.8264e-5 months (continued)

Ice Condenser Doors 3.6.12 Watts Bar - Unit 2 3.6-29 (developmental)

A REQUIRED ACTION ACTIONS (continued)

CONDITION COMPLETION TIME D. Required Action and associated Completion Time of Condition A or C not met.

D.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND D.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.12.1 Verify all inlet doors indicate closed by the Inlet Door Position Monitoring System.

12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months SR 3.6.12.2 Verify, by visual inspection, each intermediate deck door is closed and not impaired by ice, frost, or debris.

7 days SR 3.6.12.3 Verify, by visual inspection, each inlet door is not impaired by ice, frost, or debris.

3 months during first year after receipt of license AND 18 months SR 3.6.12.4 Verify torque required to cause each inlet door to begin to open is 675 in-lb.

3 months during first year after receipt of license AND 18 months (continued)

Ice Condenser Doors 3.6.12 Watts Bar - Unit 2 3.6-30 (developmental)

A SURVEILLANCE REQUIREMENTS (continued)

SURVEILLANCE FREQUENCY SR 3.6.12.5 Perform a torque test on a sampling of 50% of the inlet doors.

3 months during first year after receipt of license AND 18 months SR 3.6.12.6 Verify for each intermediate deck door:

a.

No visual evidence of structural deterioration;

b.

Free movement of the vent assemblies; and

c.

Free movement of the door.

3 months during first year after receipt of license AND 18 months SR 3.6.12.7 Verify, by visual inspection, each top deck door:

a.

Is in place;

b.

Free movement of top deck vent assembly; and

c.

Has no condensation, frost, or ice formed on the door that would restrict its opening.

92 days

Divider Barrier Integrity 3.6.13 Watts Bar - Unit 2 3.6-31 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.13 Divider Barrier Integrity LCO 3.6.13 Divider barrier integrity shall be maintained.

APPLICABILITY:

MODES 1, 2, 3, and 4..

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. -----------NOTE-----------------

For this action, separate Condition entry is allowed for each personnel access door or equipment hatch.

One or more personnel access doors or equipment hatches between upper and lower containment open or inoperable, other than for personnel transit.

A.1 Restore personnel access doors and equipment hatches to OPERABLE status and closed positions.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months B. Divider barrier seal inoperable.

B.1 Restore seal to OPERABLE status.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months C. Required Action and associated Completion Time not met.

C.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND C.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months

Divider Barrier Integrity 3.6.13 Watts Bar - Unit 2 3.6-32 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.13.1 Verify, by visual inspection, all personnel access doors and equipment hatches between upper and lower containment compartments are closed.

Prior to entering MODE 4 from MODE 5 SR 3.6.13.2 Verify, by visual inspection, that the seals and sealing surfaces of each personnel access door and equipment hatch have:

a.

No detrimental misalignments;

b.

No cracks or defects in the sealing surfaces; and

c.

No apparent deterioration of the seal material.

Prior to final closure after each opening AND

NOTE---------

Only required for seals made of resilient materials 10 years SR 3.6.13.3 Verify, by visual inspection, each personnel access door or equipment hatch that has been opened for personnel transit is closed.

After each opening SR 3.6.13.4 Verify, by peel test on three specimens for each replacement seal repair location, that the length of peel for at least two of the test specimens is less than or equal to 1 inch.

Prior to initial fuel loading for joints made prior to fuel loading AND (continued)

Divider Barrier Integrity 3.6.13 Watts Bar - Unit 2 3.6-33 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.13.4 (continued) 18 months for the first two refueling outages after fabrication of any joint AND 18 months thereafter for a fabricated splice joint, if any of the three test specimens peel length is > 1/2 inch OR 36 months thereafter for a fabricated splice joint, if all three associated test specimens peel length is 1/2 inch SR 3.6.13.5 Visually inspect 95% of the divider barrier seal length, and verify:

a.

Seal and seal mounting bolts are properly installed; and

b.

Seal material shows no evidence of deterioration due to holes, ruptures, chemical attack, abrasion, radiation damage, or changes in physical appearance.

18 months

Containment Recirculation Drains 3.6.14 Watts Bar - Unit 2 3.6-34 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.14 Containment Recirculation Drains LCO 3.6.14 The ice condenser floor drains and the refueling canal drains shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One ice condenser floor drain inoperable.

A.1 Restore ice condenser floor drain to OPERABLE status.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months B. One refueling canal drain inoperable.

B.1 Restore refueling canal drain to OPERABLE status.

1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months C. Required Action and associated Completion Time not met.

C.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND C.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months

Containment Recirculation Drains 3.6.14 Watts Bar - Unit 2 3.6-35 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.14.1 Verify, by visual inspection, that:

a.

Each refueling canal drain plug is removed;

b.

Each refueling canal drain is not obstructed by debris; and

c.

No debris is present in the upper compartment or refueling canal that could obstruct the refueling canal drain.

92 days AND Prior to entering MODE 4 from MODE 5 after each partial or complete fill of the canal SR 3.6.14.2 Verify for each ice condenser floor drain that the:

a.

Gate opening is not impaired by ice, frost, or debris;

b.

Gate seat shows no evidence of damage;

c.

Gate opening force is 100 lb; and

d.

Drain line from the ice condenser floor to the lower compartment is unrestricted.

18 months

Shield Building 3.6.15 Watts Bar - Unit 2 3.6-36 (developmental)

A 3.6 CONTAINMENT SYSTEMS 3.6.15 Shield Building LCO 3.6.15 The shield building shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Shield building inoperable.

A.1 Restore shield building to OPERABLE status.

24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months B. ------------NOTE----------------

Annulus pressure requirement is not applicable during ventilating operations, required annulus entries, or Auxiliary Building isolations not exceeding 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months in duration.

Annulus pressure not within limits.

B.1 Restore annulus pressure within limits.

8 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months C. Required Action and associated Completion Time not met.

C.1 Be in MODE 3.

6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months AND C.2 Be in MODE 5.

36 hours4.166667e-4 days 0.01 hours 5.952381e-5 weeks 1.3698e-5 months

Shield Building 3.6.15 Watts Bar - Unit 2 3.6-37 (developmental)

A SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.6.15.1 Verify annulus negative pressure is equal to or more negative than -5 inches water gauge with respect to the atmosphere.

12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months SR 3.6.15.2 Verify the door in each access opening is closed, except when the access opening is being used for normal transient entry and exit.

31 days SR 3.6.15.3 Verify shield building structural integrity by performing a visual inspection of the exposed interior and exterior surfaces of the Shield Building.

During shutdown for SR 3.6.1.1 Type A tests SR 3.6.15.4 Verify each Emergency Gas Treatment System train with final flow 3600 cfm and 4400 cfm produces an annulus pressure equal to or more negative than

- 0.61 inch water gauge at elevation 783 with respect to the atmosphere and with an inleakage of 250 cfm.

18 months on a STAGGERED TEST BASIS

ML100550458

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