ML100550630
| ML100550630 | |
| Person / Time | |
|---|---|
| Site: | Watts Bar  |
| Issue date: | 02/02/2010 |
| From: | Tennessee Valley Authority |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| Download: ML100550630 (5) | |
Text
Decay Time TR 3.9.1 Watts Bar - Unit 2 3.9-1 Technical Requirements (developmental) A TR 3.9 REFUELING OPERATIONS
TR 3.9.1 Decay Time
TR 3.9.1 The reactor shall be subcritical for
> 100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br />.
APPLICABILITY: During movement of irradiated fuel in the reactor vessel.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Reactor subcritical for
< 100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br />.
A.1 Suspend all operations involving movement of
irradiated fuel in the
reactor vessel.
Immediately
TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.9.1.1 Verify the reactor has been subcritical for
> 100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> by confirming the date and time of subcriticality.
Prior to movement of
irradiated fuel in the
reactor vessel
Communications TR 3.9.2 Watts Bar - Unit 2 3.9-2 Technical Requirements (developmental) A TR 3.9 REFUELING OPERATIONS
TR 3.9.2 Communications
TR 3.9.2 Direct communications shall be maintained between the control room and personnel at the refueling station.
APPLICABILITY: During CORE ALTERATIONS.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Direct communications between the control room
and personnel at the
refueling station cannot be
maintained. A.1 Suspend all CORE ALTERATIONS.
Immediately
TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.9.2.1 Demonstrate that direct communications between the control room and personnel at the refueling station are established.
1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> prior to the
start of CORE
ALTERATIONS AND Each 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />
during CORE
ALTERATIONS
Refueling Machine TR 3.9.3 Watts Bar - Unit 2 3.9-3 Technical Requirements (developmental) A TR 3.9 REFUELING OPERATIONS
TR 3.9.3 Refueling Machine
TR 3.9.3 The Refueling Machine and Auxiliary Hoist shall be used for movement of fuel assemblies or drive shafts and shall be OPERABLE as follows:
- a. The Refueling Machine shall have a capacity of 3150 pounds, and two electrical overload cutoff limits of 2650 pounds and 2800 pounds, respectively.
- b. The Auxiliary Hoist shall have a capacity of 1200 pounds and a load indicator shall be used to indicate the lifting of loads > 1190 pounds.
APPLICABILITY: During movement of fuel assemblies or drive shafts within the reactor pressure vessel.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Refueling Machine inoperable. A.1 Suspend use of Refueling Machine from operations
involving the movement
of fuel assemblies within
the reactor pressure vessel. Immediately B. Auxiliary Hoist inoperable. B.1 Suspend use of Auxiliary Hoist from operations
involving the movement
of drive shafts within the
Immediately Refueling Machine TR 3.9.3 Watts Bar - Unit 2 3.9-4 Technical Requirements (developmental) A TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.9.3.1 For each required Refueling Machine, perform a load test of 3150 pounds and demonstrate an automatic electrical load cutoff before the crane load is
> 2650 pounds. Demonstrate a second automatic
electrical load cutoff before the crane load is
> 2800 pounds. 18 months TSR 3.9.3.2 For each required Auxiliary Hoist and associated load indicator, perform a load test of 1200 pounds.
Within 100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> prior to start of
movement of drive
shafts within the
reactor pressure vessel Crane Travel - Spent Fuel Storage Pool Building TR 3.9.4 Watts Bar - Unit 2 3.9-5 Technical Requirements (developmental) A TR 3.9 REFUELING OPERATIONS
TR 3.9.4 Crane Travel - Spent Fuel Storage Pool Building
TR 3.9.4 Loads > 2059 pounds shall be prohibited from travel over fuel assemblies in the spent fuel pool.
APPLICABILITY: With fuel assemblies in the spent fuel pool.
NOTE----------------------------------------------
TR 3.0.3 is not applicable.
ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. Technical Requirement not met. A.1 Place the crane load in a safe condition.
Immediately
TECHNICAL SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY TSR 3.9.4.1 Demonstrate crane interlocks and physical stops which prevent crane travel over fuel assemblies to be
Within 7 days prior to
crane use AND At least once per
7 days thereafter
during crane
operation