ML051930150
| ML051930150 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 04/27/2004 |
| From: | Matthew Meyer Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051930150 (3) | |
Text
P'4 C.
S-teLat Point Beach Nuclcar Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
April 27. 2004 Time:
0350 Preparer:
Michael R Mevcr U
I R
28 NOTE:
Refer to base procedutre NP 10.3.6 for safety assessment checklist KSF definitions.
NOTE:
WIheneverfitel has been removed from the reactor vessel and refueling carity, all key safetyfunctions are GREEN except spent fuel pool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = I through 4 REACTIVITY
- 1.
RCS Boron concentration = 3000 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 Caivitv Boron concentration = 3016 ppm SFP Boron concentration = 3027 ppm Sul Subtotal Condition (0-1) 1 (0-2) 1 (0-1) 0 (0-1)
I 0-1 2
3-4 5
RED
,Sv Itotal =
3 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
- 3.
Number of trains RHR available (0-2) 1 3
- 4.
RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEINP =78f.6F; 24 days shutdown, Subtotal =
3 RCS Level = Refueling Ileliglt RCS Time to Boil 25.5 hrs (Applicable at Cold or Refueling Shutdow n)
POWNER 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-051B-03 available (0-1) 1 G-03 or G-041A-061B-04 available (0-1) 1
- 3.
G-05 available, Reactor Cavity filled to 2 23 ft above the top of the reactor vessel flange, upper internals removed and RCS time tb boil 2 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.
(0-1) 1 Subtotal =
5 INVENTORY Subtotal Condition 1,
Pressurizer level 220 percent wlhead on 0-1 RED (0-1) 0 2
ORANGE
- 2.
Refueling Cavity filled (see definition)
(0-3) 3 3
- 3.
RCS level above REDUCED INVENTORY (0-1) 1 4
- 4.
Makeup from VCT/BLENDER and/or RWST available (0-2) 0 Information in this record was deleted Subtotal =
4 in sccordinrp with tfe Froarinm nf Infnrvih;o~n A S_...
s
.... I L ACt, e laions
- FOIcr, ark ran MYF-1562 Revision 2 1030/02.
I Page I' of 9
References:
NP 10.3.6 NP 10.2. 1
'S -%""
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-lE 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) 0 Subtotal 0
2-3 4-5-6 Condition RED m
(0-1) 1 Subtotal =
3 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 single X-03 or X-04 availability (*)
- 1.
"A" SEP 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 Condition 0-1 RED 2
ORANGE (0-1) 1 3
M U'
(0-1) 1
- 1 (0-1) 1 (0-1)
I (0-1) 0 Subtotal =
4 SFP Temperatures:
NW 80 0F SE 77
'F SFP Average Temp 78.5 SFP Time to Boil 21 hrs OF GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE: None LOOK AHEAD: 1X04 to be renoved from service on 427104. Currently on hold due to procedure difficulties.
POWER AVAILABILITY will remain GREEN. SFP COOLING evil[ become YELLOW.
PBF-1562 Revision 2 1O/30/02 Page 2 of 9
References:
NP 10.3.6 NP 10.2.1
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT:
I DATE:
April 26, 2004 TIME:
1340 KEY SAFETY FUNCTIONS:
REACTIVITY:
CORE COOLING:
POWER AVAILABLE:
INVENTORY:
CONTAINMENT:
SFP COOLING:
YELLOW YELLOW GREEN GREEN YELLOW GREEN PROTECTED EOUIP1%1ENT:
I COMMENTS:.
RCS Time to Boil is 25.5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> SEP Time to Boil is 21 hours2.430556e-4 days <br />0.00583 hours <br />3.472222e-5 weeks <br />7.9905e-6 months <br /> (full core off-load is assumed)
Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency V
PBF-1562 Revision 2 10/30/02 Reftences: NP 10.3.6 NP 10.2.1 Page S of 9