ML051990380
| ML051990380 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 05/19/2004 |
| From: | Scott S Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051990380 (3) | |
Text
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u 4 Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
May 19, 2004 Time:
0201)
Preparer:
Sara Scott U
I R
28 NOTE:
Refer to base procedure NP 10.3.6forsafety assessment checklist KSFdefinitions.
NOTE:
Wheneverfuel has been removedfrom the reactor vessel and refueling cavity, all key safety functions are GREEN except spent fuel pool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = 1 through 4 REACTIVITY M
- 1.
RCS Boron concentration = 30210 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 Subtot x Bore (ZA 1al Condition (0-1) 1 (0-2) 2 (0-1) 1 (0-1)
I 0-1 2
3-4 5
I V/(j3 -rz&AJ'"v9t-X RED J
A ORANGE 1MLimY7 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 Temperature = 81'F; 45 days shutdown RCS Level = Rod Latch Height Subtotal =
4 RCS Time to Boil 30 hrs (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
independent at the 4160 V, 13.8 kV, 3
and 345 kV levels)
(0-2) 1 4-5
- 2.
G-01 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 Ž 23 ft 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 =
3 INVENTORY Subtotal Condition 0-l RED
- 1.
Pressurizer level 220 percent wlhead on (0-1) 0 2
ORANGE
- 2.
Refueling Cavity filled (see definition)
(0-3) 2 3
M E;
- 3.
RCS level above REDUCED INVENTORY.
(0-1) 1 4
L E
- 4.
Makeup from VCTIBLENDER and/or RWST available (0-2) 1 Subtotal =
4 Wwforman ki Vis recod was dIeW in accrdnw With Fredom of I1formaton PBF-1562 Ad, eXefplpmbfls 41 Revkinn 2 10/30102 FM'tIP4..at21Y-
- 7 Page I of 9 If
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.l.D) I Containment Operable) (ITS TS 3.6.11 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)
I Subtotal 0
1 2-3 4-5-6 Condition RED ORANGE
_1a rfthL.
(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 single X-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 />.
SFP Temperatures:
NW NA OF SE NA 0F SFP Average Temp NA OF SFP Time to Boil NA 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 GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:
GOI is OOS - Power Availability Remains Yellow due to G02 Availability PBF-t 562 Revision 2 t10/30/02
References:
NP t0.3.6 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 19, 2004 TIME:
- 0200, KEY SAFETY FUNCTIONS:
REACTIVITY:
CORE COOLING:
GREEN GREEN POWER AVAILABLE:
INVENTORY:
CONTAINMENT:
SFP COOLING:
YELLOW GREEN G RllEEN NA PROTECTED EOUIPMENT:
COMMENTS:
Due to G01 OOS, G02 is protected for Shutdown Safety and Removed from U2 Protected Equipment list.
RCS Time to Boil is 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />. Using NP 10.3.6 Time To Boil curves and curve for core reload complete.
Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency.
PBF-1562 Revision 2 10/30/02
References:
NP 10.3.6 NP 10.2.1 Page 5 of 9