ML051940621
| ML051940621 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 05/05/2004 |
| From: | Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051940621 (3) | |
Text
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
May 5. 2004 Time:
0200 Preparer:
T. R. Branam U
I R
28 NOTE:
Refer to base procedlure NP 10.3.6for safety assessment checklist KSFdefinitions.
NOTE:
Wlhenever fuel has been remnovedfromz the reactor vessel and refueling cavity, all key safety functions are GREEN except spentfiuel pool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = I through 4 REACTIVITY
- 1.
RCS Boron concentration = 3014 ppni a.)
For RSD, RCS boron >Refueling boron concentration specified in unit-specific COLR (TRM 2.1) >2200 ppm b.)
For CSD and prior to RSD no fuel motion, RCS boron > boron concentration required by OP 3C
- 2.
Number of boration paths
- 3.
No fuel motion
- 4.
SR instrumentation operable Cavity Boron concentration = 3015 ppm Subtotal Condition RED ORANGE W_:
(0-1) 1 (0-2) 2 (0-1) 1 (0-1)
I 0-1 2
3-4 5
Subtotal=
5 CORE COOLING Subtotal Condition
- 1.
Number of SG available for DHR (0-2) 0 0-1 RED
- 2.
Refueling cavity filled (0-1) 1 2
ORANGE
- 3.
Number of trains RHR available (0-2) 2 3
- 4.
RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEM P =84-F; 32 (lays shutdown, Subtotal =
4 RCS Level = Refueling Height RCS Time to Boil 33 lirs (Applicable at Cold or Refueling Shutdown)
POWER AVAILABILITY Subtotal Condition
- 1.
Independent off-site power sources 1
RED available to A-05 and A-06 (totally 2
ORANGE independent at the 4160 V, 13.8 kV, 3
and 345 kV levels)
(0-2) 2 4-5
- 2.
G-0I or G-02/A-05/B-03 available (0-1) 1 G-03 or G-04/A-061B-04 available (0-1) 1
- 3.
G-05 available, Reactor Cavity filled to 2 23 fi above the top of the reactor vessel flange, upper internals removed and RCS time to boil 2 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.
(0-1)
I Subtotal =
5 INVENTORY
- 1.
Pressurizer level 220 percent w/head on
- 2.
Refueling Cavity filled (see definition)
- 3.
RCS level above REDUCED INVENTORY
- 4.
Makeup from VCT/BLENDER and/or RWST available (0-1) 0 (0-3) 3 (0-1)
I Subtotal 0-1 2
3 4
Condition RED ORANGE 4By (0-2) 0 Subtotal =
4 PBF-1 562 Revision 2 10/30/02 imrma-on ft m rd da d *ld In ac cord nce vA ' - r e d m of 11 or 0Ma
~
ex l-I of 9 PC M -
References:
NP 10.3.6 NP 10.2.1
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST CONTAINMENT
- 1.
Containment integrity (TS 15.1.D) {Containment Operable) {ITS TS 3.6.1) set
- 2.
Containment Closure CL-IE maintained and closure < time to boil
- 3.
No fuel motion
- 4.
DHR Capability:
cavity flooded and internals out OR at least one SG available OR one fan cooler with Equip hatch installed and personnel hatches capable of being shut (O or 4) 0 (O or 2) 2 (0-1) 1 Subtotal 0
2-3 4-5-6 Condition RED ORANGE
<M~Y (0-1) 1 Subtotal =
4 SPENT FUEL POOL COOLING (ONLY APPLICABLE when starting AND during FULL CORE OFFLOADS)
NOTE:
Take creditfor only one P-12 independent offsite power source during periods of singleX-03 or X-04 availability (*).
- 1.
"A" SFP cooling pump available with power available from:
G-02 or G-01 via 2B-32 an independent off-site power source different than that for Train B below
- 2.
"B" SFP cooling pump available with power available from:
G-03 or G-04 via IB-42 an independent off-site power source different than that for Train A above
- 3.
Temporary power available to one SFP cooling pump, G-05 available, and SFP time to boil 2 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.
Subtotal 0-1 2
3 4-5 Condition RED ORANGE YELLOW GREEN (0-1)
NA (0-1)
NA (0-1)
NA (0-1)
NA (0-1)
NA Subtotal =
NA SFP Temperatures:
NW NA OF SE NA OF SFP Average Temp NA SFP Time to Boil NA OF GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE: /d owes PBF-1 562 Rcvision 2 10/30/02
References:
NP 10.3.6 NP 10.2.1 Page 2 of 9
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT:
I DATE:
May 5, 2004 TIME:
0200 KEY SAFETY FUNCTIONS:
REACTIVITY:
CORE COOLING:
POWER AVAILABLE:
INVENTORY:
CONTAINMENT:
SFT COOLING:
GREEN GREEN GREEN GREEN GREEN NA I
PROTECTED EQUIPMENT:
I COMMENTS:
RCS Time to Boil is 33 hours3.819444e-4 days <br />0.00917 hours <br />5.456349e-5 weeks <br />1.25565e-5 months <br /> C,$ L Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency PBF-1 562 Revision 2 10130102
References:
NP 10.3.6 NP 10.2.1 Page 5 of 9