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{{#Wiki_filter:Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-1 Technical Requirements (developmental) A TR 3.6 CONTAINMENT SYSTEMS  
{{#Wiki_filter:Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-1 Technical Requirements (developmental)
A TR 3.6 CONTAINMENT SYSTEMS TR 3.6.1 Ice Bed Temperature Monitoring System TR 3.6.1 The Ice Bed Temperature Monitoring System shall be OPERABLE with at least two OPERABLE RTD channels in the ice bed at each of three basic elevations: 10' 6", 30' 9" and 55' above the floor of the ice condenser, for each one-third of the ice condenser.
APPLICABILITY:
MODES 1, 2, 3, and 4.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.
Ice Bed temperature not available in the main control room.
A.1 Monitor ice bed temperature at the local ice condenser temperature monitoring panel (local panel).
Once per 12 hours B.
Ice Bed Temperature Monitoring System inoperable.
AND Local ice condenser temperature monitoring panel inoperable.
B.1.1 Verify ice compartment lower inlet doors, intermediate deck doors, and top deck doors are closed.
1 hour AND 12 hours thereafter AND B.1.2 Verify last recorded mean ice bed temperature was
< 20&deg;F and steady.
1 hour AND B.1.3 Verify Ice Condenser Cooling System is OPERABLE with at least 21 air handling units, two glycol circulating pumps and three refrigerant units OPERABLE.
1 hour AND 12 hours thereafter (continued)


TR 3.6.1 Ice Bed Temperature Monitoring System  
Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-2 Technical Requirements (developmental)
A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME B.
(continued)
AND B.2.1 Restore Ice Bed Temperature Monitoring System to OPERABLE status.
30 days OR B.2.2 Restore local temperature monitoring panel to OPERABLE status.
30 days C.
Ice Bed Temperature Monitoring System inoperable.
AND Local ice condenser temperature monitoring panel inoperable.
AND Ice Condenser Cooling System inoperable.
C.1.1 Verify ice compartment lower inlet doors, intermediate deck doors, and top deck doors are closed.
1 hour AND 12 hours thereafter AND C.1.2 Verify last recorded mean ice bed temperature was
< 15&deg;F and steady.
1 hour AND C.2.1 Restore the Ice Condenser Cooling System to OPERABLE status.
6 days OR C.2.2 Restore Ice Bed Temperature Monitoring System to OPERABLE status.
6 days OR (continued)


TR 3.6.1 The Ice Bed Temperature Monitoring System shall be OPERABLE with at least two OPERABLE RTD channels in the ice bed at each of three basic elevations: 10' 6", 30' 9" and 55' above the floor of the ice condenser, for
Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-3 Technical Requirements (developmental)
A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME C.
(continued)
C.2.3 Restore local temperature monitoring panel to OPERABLE status.
6 days D.
Required Action and associated Completion Time of Condition A, B or C not met.
D.1 Be in MODE 3.
6 hours AND D.2 Be in MODE 5.
36 hours TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.1.1 Perform CHANNEL CHECK on the Ice Bed Temperature Monitoring System.
12 hours


each one-third of the ice condenser.  
Inlet Door Position Monitoring System TR 3.6.2 Watts Bar - Unit 2 3.6-4 Technical Requirements (developmental)
A TR 3.6 CONTAINMENT SYSTEMS TR 3.6.2 Inlet Door Position Monitoring System TR 3.6.2 The Inlet Door Position Monitoring System shall be OPERABLE.
APPLICABILITY:
MODES 1, 2, 3, and 4.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.
Inlet Door Position Monitoring System inoperable in MODE 1.
A.1 Confirm the Ice Bed Temperature Monitoring System is OPERABLE with the ice bed temperature 27&deg;F.
4 hours AND Each 4 hours thereafter AND A.2 Restore the Inlet Door Position Monitoring System to OPERABLE status.
14 days B.
Required Action and associated Completion Time of Condition A not met.
OR Inlet Door Position Monitoring System inoperable in MODES 2, 3, or 4.
B.1 Restore the Inlet Door Monitoring System to OPERABLE status.
48 hours C.
Required Action and associated Completion Time of Condition B not met.
C.1 Be in MODE 4.
6 hours AND C.2 Be in MODE 5.
36 hours


APPLICABILITY: MODES 1, 2, 3, and 4.  
Inlet Door Position Monitoring System TR 3.6.2 Watts Bar - Unit 2 3.6-5 Technical Requirements (developmental)
A TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.2.1 Perform CHANNEL CHECK.
12 hours TSR 3.6.2.2 Perform TADOT.
18 months TSR 3.6.2.3 Verify that the monitoring system correctly indicates the status of each inlet door as the door is opened and reclosed during its testing per TS SR 3.6.12.1, TS SR 3.6.12.3, TS SR 3.6.12.4, and TS SR 3.6.12.5.
In accordance with Technical Specification Surveillance Requirements.  


ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Ice Bed temperature not available in the main control
Lower Compartment Cooling System TR 3.6.3 Watts Bar - Unit 2 3.6-6 Technical Requirements (developmental)
 
A TR 3.6 CONTAINMENT SYSTEMS TR 3.6.3 Lower Compartment Cooling (LCC) System TR 3.6.3 Two LCC trains with two fans in each train shall be OPERABLE.
room. A.1 Monitor ice bed temperature at the local
APPLICABILITY:
 
MODES 1, 2, 3, and 4.
ice condenser
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.
 
One LCC fan inoperable.
temperature monitoring
A.1 Restore LCC fan to OPERABLE status.
 
7 days B.
panel (local panel).
Two LCC fans inoperable.
Once per 12 hours B. Ice Bed Temperature Monitoring System
B.1 Restore at least one LCC fan to OPERABLE status.
 
72 hours C.
inoperable.
Required action and associated Completion Time of Conditions A or B not met.
AND Local ice condenser temperature monitoring
OR More than two LCC fans inoperable.
 
C.1 Be in MODE 3.
panel inoperable. B.1.1 Verify ice compartment lower inlet doors, intermediate deck doors, and top deck doors are
6 hours AND C.2 Be in MODE 5.
 
36 hours TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.3.1 Verify that each fan can be started from the control room and operates for > 15 minutes.
closed. 1 hour AND 12 hours thereafter AND  B.1.2 Verify last recorded mean ice bed temperature was
< 20 F and steady.
1 hour AND  B.1.3 Verify Ice Condenser Cooling System is
 
OPERABLE with at least
 
21 air handling units, two glycol circulating
 
pumps and
 
three refrigerant units
 
OPERABLE.
1 hour AND 12 hours thereafter    (continued)
Ice Bed Temperature Monitoring System TR 3.6.1  Watts Bar - Unit 2 3.6-2 Technical Requirements  (developmental) A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME B. (continued)
AND  B.2.1 Restore Ice Bed Temperature Monitoring
 
System to OPERABLE
 
status. 30 days OR  B.2.2 Restore local temperature monitoring
 
panel to OPERABLE
 
status. 30 days C. Ice Bed Temperature Monitoring System
 
inoperable.
AND Local ice condenser temperature monitoring
 
panel inoperable.
AND Ice Condenser Cooling System inoperable. C.1.1 Verify ice compartment lower inlet doors, intermediate deck doors, and top deck doors are
 
closed. 1 hour AND 12 hours thereafter AND  C.1.2 Verify last recorded mean ice bed temperature was
< 15 F and steady.
1 hour AND  C.2.1 Restore the Ice Condenser Cooling
 
System to OPERABLE
 
status. 6 days OR  C.2.2 Restore Ice Bed Temperature Monitoring
 
System to OPERABLE
 
status. 6 days OR    (continued)
Ice Bed Temperature Monitoring System TR 3.6.1  Watts Bar - Unit 2 3.6-3 Technical Requirements  (developmental) A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME C. (continued) C.2.3 Restore local temperature monitoring
 
panel to OPERABLE
 
status. 6 days D. Required Action and associated Completion
 
Time of Condition A, B or C
 
not met. D.1 Be in MODE 3. 6 hours AND  D.2 Be in MODE 5. 36 hours
 
TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR  3.6.1.1 Perform CHANNEL CHECK on the Ice Bed Temperature Monitoring System.
12 hours Inlet Door Position Monitoring System TR 3.6.2  Watts Bar - Unit 2 3.6-4 Technical Requirements  (developmental) A TR 3.6  CONTAINMENT SYSTEMS
 
TR 3.6.2  Inlet Door Position Monitoring System
 
TR  3.6.2 The Inlet Door Position Monitoring System shall be OPERABLE.
 
APPLICABILITY: MODES 1, 2, 3, and 4.
 
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Inlet Door Position Monitoring System
 
inoperable in MODE 1. A.1 Confirm the Ice Bed Temperature Monitoring
 
System is OPERABLE
 
with the ice bed temperature  27 F. 4 hours AND Each 4 hours thereafter AND  A.2 Restore the Inlet Door Position Monitoring
 
System to OPERABLE
 
status. 14 days B. Required Action and associated Completion
 
Time of Condition A
 
not met. OR Inlet Door Position Monitoring System
 
inoperable in
 
MODES 2, 3, or 4. B.1 Restore the Inlet Door Monitoring System to
 
OPERABLE status.
48 hours C. Required Action and associated Completion
 
Time of Condition B
 
not met. C.1 Be in MODE 4. 6 hours AND  C.2 Be in MODE 5. 36 hours Inlet Door Position Monitoring System TR 3.6.2  Watts Bar - Unit 2 3.6-5 Technical Requirements  (developmental) A TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR  3.6.2.1 Perform CHANNEL CHECK. 12 hours TSR  3.6.2.2 Perform TADOT. 18 months TSR  3.6.2.3 Verify that the monitoring system correctly indicates the status of each inlet door as the door is opened and
 
reclosed during its testing per TS SR 3.6.12.1, TS SR 3.6.12.3, TS SR 3.6.12.4, and TS SR 3.6.12.5.
In accordance with Technical
 
Specification
 
Surveillance
 
Requirements.
 
Lower Compartment Cooling System TR 3.6.3 Watts Bar - Unit 2 3.6-6 Technical Requirements (developmental) A TR 3.6 CONTAINMENT SYSTEMS  
 
TR 3.6.3 Lower Compartment Cooling (LCC) System  
 
TR 3.6.3 Two LCC trains with two fans in each train shall be OPERABLE.  
 
APPLICABILITY: MODES 1, 2, 3, and 4.  
 
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One LCC fan inoperable. A.1 Restore LCC fan to OPERABLE status.
7 days B. Two LCC fans inoperable. B.1 Restore at least one LCC fan to OPERABLE  
 
status. 72 hours C. Required action and associated Completion  
 
Time of Conditions A or B  
 
not met. OR More than two LCC fans inoperable. C.1 Be in MODE 3. 6 hours AND   C.2 Be in MODE 5. 36 hours  
 
TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.3.1 Verify that each fan can be started from the control room and operates for >
15 minutes.
31 days}}
31 days}}

Latest revision as of 06:27, 14 January 2025

Developmental Revision B - Technical Requirements Manual TR 3.6 - Containment Systems
ML100550624
Person / Time
Site: Watts Bar Tennessee Valley Authority icon.png
Issue date: 02/02/2010
From:
Tennessee Valley Authority
To:
Office of Nuclear Reactor Regulation
References
Download: ML100550624 (6)
v • d • e


Text

Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-1 Technical Requirements (developmental)

A TR 3.6 CONTAINMENT SYSTEMS TR 3.6.1 Ice Bed Temperature Monitoring System TR 3.6.1 The Ice Bed Temperature Monitoring System shall be OPERABLE with at least two OPERABLE RTD channels in the ice bed at each of three basic elevations: 10' 6", 30' 9" and 55' above the floor of the ice condenser, for each one-third of the ice condenser.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.

Ice Bed temperature not available in the main control room.

A.1 Monitor ice bed temperature at the local ice condenser temperature monitoring panel (local panel).

Once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> B.

Ice Bed Temperature Monitoring System inoperable.

AND Local ice condenser temperature monitoring panel inoperable.

B.1.1 Verify ice compartment lower inlet doors, intermediate deck doors, and top deck doors are closed.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> thereafter AND B.1.2 Verify last recorded mean ice bed temperature was

< 20°F and steady.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND B.1.3 Verify Ice Condenser Cooling System is OPERABLE with at least 21 air handling units, two glycol circulating pumps and three refrigerant units OPERABLE.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> thereafter (continued)

Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-2 Technical Requirements (developmental)

A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME B.

(continued)

AND B.2.1 Restore Ice Bed Temperature Monitoring System to OPERABLE status.

30 days OR B.2.2 Restore local temperature monitoring panel to OPERABLE status.

30 days C.

Ice Bed Temperature Monitoring System inoperable.

AND Local ice condenser temperature monitoring panel inoperable.

AND Ice Condenser Cooling System inoperable.

C.1.1 Verify ice compartment lower inlet doors, intermediate deck doors, and top deck doors are closed.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> thereafter AND C.1.2 Verify last recorded mean ice bed temperature was

< 15°F and steady.

1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> AND C.2.1 Restore the Ice Condenser Cooling System to OPERABLE status.

6 days OR C.2.2 Restore Ice Bed Temperature Monitoring System to OPERABLE status.

6 days OR (continued)

Ice Bed Temperature Monitoring System TR 3.6.1 Watts Bar - Unit 2 3.6-3 Technical Requirements (developmental)

A ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME C.

(continued)

C.2.3 Restore local temperature monitoring panel to OPERABLE status.

6 days D.

Required Action and associated Completion Time of Condition A, B or C not met.

D.1 Be in MODE 3.

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

36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.1.1 Perform CHANNEL CHECK on the Ice Bed Temperature Monitoring System.

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

Inlet Door Position Monitoring System TR 3.6.2 Watts Bar - Unit 2 3.6-4 Technical Requirements (developmental)

A TR 3.6 CONTAINMENT SYSTEMS TR 3.6.2 Inlet Door Position Monitoring System TR 3.6.2 The Inlet Door Position Monitoring System shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.

Inlet Door Position Monitoring System inoperable in MODE 1.

A.1 Confirm the Ice Bed Temperature Monitoring System is OPERABLE with the ice bed temperature 27°F.

4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> AND Each 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> thereafter AND A.2 Restore the Inlet Door Position Monitoring System to OPERABLE status.

14 days B.

Required Action and associated Completion Time of Condition A not met.

OR Inlet Door Position Monitoring System inoperable in MODES 2, 3, or 4.

B.1 Restore the Inlet Door Monitoring System to OPERABLE status.

48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> C.

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

C.1 Be in MODE 4.

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

36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br />

Inlet Door Position Monitoring System TR 3.6.2 Watts Bar - Unit 2 3.6-5 Technical Requirements (developmental)

A TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.2.1 Perform CHANNEL CHECK.

12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> TSR 3.6.2.2 Perform TADOT.

18 months TSR 3.6.2.3 Verify that the monitoring system correctly indicates the status of each inlet door as the door is opened and reclosed during its testing per TS SR 3.6.12.1, TS SR 3.6.12.3, TS SR 3.6.12.4, and TS SR 3.6.12.5.

In accordance with Technical Specification Surveillance Requirements.

Lower Compartment Cooling System TR 3.6.3 Watts Bar - Unit 2 3.6-6 Technical Requirements (developmental)

A TR 3.6 CONTAINMENT SYSTEMS TR 3.6.3 Lower Compartment Cooling (LCC) System TR 3.6.3 Two LCC trains with two fans in each train shall be OPERABLE.

APPLICABILITY:

MODES 1, 2, 3, and 4.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.

One LCC fan inoperable.

A.1 Restore LCC fan to OPERABLE status.

7 days B.

Two LCC fans inoperable.

B.1 Restore at least one LCC fan to OPERABLE status.

72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> C.

Required action and associated Completion Time of Conditions A or B not met.

OR More than two LCC fans inoperable.

C.1 Be in MODE 3.

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

36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.6.3.1 Verify that each fan can be started from the control room and operates for > 15 minutes.

31 days

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