ML051890456
| ML051890456 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 04/09/2004 |
| From: | Black D Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051890456 (3) | |
Text
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
April 9,2004 Time:
2230 Preparer:
David Black U
I R
28 NOTE:
Refer to base procedureNP 10.3.6for safety assessment checklist KSFdefinitions.
NOTE:
WIheneverfuel has been removedfrom the reactor vessel and refueling cavity, all key safetyfunctions are GREEN except spentfuelpool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = I through 4 REACTIVITY Subtotal Condition I.
RCS Boron concentration = 2839 ppm a.)
For RSD, RCS boron >Refueling boron concentration specified in unit-specific COLR (TRM 2.1) b.)
For CSD and prior to RSD no fuel motion, RCS boron > boron concentration required by OP 3C (0-1)
I 0-1 RED
- 2.
Number of boration paths (0-2) 2 2
ORANGE
- 3.
No fuel motion (0-1) 1 3-4
- 4.
SR instrumentation operable (0-1) 1 5(G GEEN 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) 0 2
- 3.
Number of trains RHR available (0-2) 2 3
YEL
- 4.
RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEMP = I00"F; 6 days shutdown; RCS 70%
Subtotal 3
RCS Time to Boil 37 min (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-01 or G-02/A-05/B-03 available (0-1) 1 G-03 or G-04/A-06/B-04 available (0-1) 1
- 3.
G-05 available, Reactor Cavity filled to 2 23 fR 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) 0 Subtotal 4
INVENTORY Subtotal Condition
- 1.
Pressurizer level 220 percent w/head on 0-1 RED (0-1) 0 2
- 2.
Refueling Cavity filled (see definition)
(0-3) 0 3
(YELLOWVJ
- 3.
RCS level above REDUCED INVENTORY (0-1) 1 4
- 4.
Makeup from VCT/BLENDER and/or RWST available (0-2) 2 Subtotal 3
- ljzu an uone record was deleted in accordance
- iwith, te Freedom of Inforn ation PBF-562 Act, exePIt ios Revilsion 2 10/30/09 At J9-37
References:
NP 10.3.6 NP 10.2.1
?age I of 9
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
( or 2) 2 (0-1) 1 Subtotal 0
l 2-3 4-5-6 Condition RED ORANGE (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 offslte power source during periods of single X-03 or X-04 availability (*).
Subtotal Condition
- 1.
"A' SFP cooling pump available 0-1 RED with power available from:
2 ORANGE G-02 orG-0I via 2B-32 (0-1) n/a 3
YELLOW
-(i) an independent off-site power 4-5 GREEN source different than that for Train B below
- 2.
"B" SFP cooling pump available with power available from:
G-03 orG-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 />.
(0-1) n/a (0-1) n/a (0-1) n/a (0-1) n/a Subtotal =
n/a SFP Temperatures:
NW n/a OF SE n/a OF SFP Average Temp n/a SFP Time to Boil n/a GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:
Reactor Vessel Level Is now ABOVE reduced Inventory, therefore Core cooling and Inventory changed from orange to yellow.
PBF-1562 Revision 2 10/30102 Refcrences: NP 103.6 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:
April 9, 2004 TIME:
2230 KEY SAFETY FUNCTIONS:
REACTIVITY:
GREEN CORE COOLING:
YELLOW POWER AVAILABLE:
GREEN CONTAINMENT:
GREEN INVENTORY:
SFP COOLING: NA YELLOW PROTECTED EOUIPMENT:
Fire Protection Condition III: Credit token for existing fire rounds RCS Time to Boil is 37 minutes RCS is at 70% Reactor Vessel Level PBF.1562 Revislon 2 10/30/02
References:
NP 103.6 NP 10.2.1 Page 5 of 9