ML051920300
| ML051920300 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 04/22/2004 |
| From: | Longston A Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051920300 (3) | |
Text
I 10Z Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
April 22,2004 Time:
1400 Preparer:
Andrea Loneston U
1 R
28 NOTE:
Refer to base procedure NP 10.3.6for safety assessment checklist KSF definitions.
NOTE:
Whenererfuel has been removedfrom the reactor vessel and refueling cavity, all key safetyfunctions are GREEN fexept spentfuelpool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = I through 4 REACTIVITY
- 1.
RCS Boron concentration = 2889 ppm 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 Subtotal Condition RED ORANGE C
REN (0-1) 1 (0-2) 2 (0-1)
I (0-1) 1 0-1 2
3-4 5
Subtotal_
4 S
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
616 Gi
- 3.
Number of trains RHR available (0-2) 2 3
C:yEmno
- 4.
RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEMP = 9S5F; 19 days shutdown.
Subtotal =
3.
RCS Level = 4' above flange RCS Time to Boil 61 muin (Applicable at Cold or Refueling Shutdown)
POWER AVAILABILITY Subtotal Condition
- 1.
Independent off-site power sources I
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 23 ft above the top of the reactor vessel flange, upper iniernals removed and RCS time to boil 2Ž12 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
Gl
- 2.
Refueling Cavity filled (see definition)
(0-3) 0 3
cYELLOWj
- 3.
RCS level above REDUCED INVENTORY (0-1) 1 4
- 4.
Makeup from VCT/BLENDER and/or RWST available (0-2) 2 Subtotal =
3 l...Wwtl phhg8JivUUra uuu PBF-1562 Revision 2 10/3002 in accordance with tp Freedom of Information Act, ex e~ptions 4
FOA /pageI of9 Refrernces: NP 103.6 NP 102.
\\Q\\
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST CONTAINMENT
- 1.
Containment integrity (TS 15.1.D) {Containment Operable) (ITS TS 3.6.11 set
- 2.
Containment Closure CLIE maintained and closure < time to boil
- 3.
No fuel motion
- 4.
DHR Capability:
cavity flooded and internals out PA at least one SG available one fan cooler wit-h Equip hatch installed and personnel hatches capable of being shut I:.:
(O or 4) 0 (O or 2) 2 (0-1) 1 Subtotal 0
1 2-3 4-5-6 Condition RED ORANGE CL-GAEEN: :
(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
- 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 />.
offs ide power sourc during periods of single X-03 or X-04 availability (*).
Subtotal Condition 0-1 RED 2
ORANGE (0-1)
Wa 3
YELLOW 4-5 GREEN (0-1) nWa (0-1) nWa (0-1) nWa
- (-1) n/a SFP Temperatures
NW n/a :.OF SE n/a 0F SFP Average Temp n/a SFP Time to Boil nWa Subtotal =
Wna GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:
Reactivity and Containment Key Functions both changed back to GREEN upon completion of the Reactor Vessel Head Lift. These parameters will turn YELLOW once control rod unlatching begins.
PBF-1562 Revision 2 1O/30W02 Page 2 of 9
References:
NP 103.6 NP 102-1
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT:
I DATE:
April 22, 2004 TIME:
1400 KEY SAFETY FUNCTIONS:
REACTIVITY:
GREEN CORE COOLING:
POWER AVAILABLE:
INVENTORY:
CONTAINMENT:
SFP COOLING:
YELLOW GREEN YELLOW GREEN NA PROTECTED EOUIPMENT:
COMMENTS:
Unit 1 is in Mode 6 Fire Protection Condition III: Credit is taken for fire rounds as fire prevention contingency RCS Time to Boil is 61 minutes RCS Level is 4 ft above Reactor Vessel Flange Hot Leg Vent Path Is the Pressurizer manway PEF-1562 Revilson 2 10130W2 Refczenccs: NP 103.6 NP 102.1 Page 5 of 9