ML051920218
| ML051920218 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 04/21/2004 |
| From: | Longston A Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051920218 (3) | |
Text
3-qq Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
April 21. 2004 Time:
1400 Preparer:
Andrea Longston U
I R
28 NOTE:
Refer to base procedure NP 10.3.6for safety assessment checklist KSF definitions.
NOTE:
Wheneverfuel has been removedfrom the reactor vessel and refueling cavity, all key safety functions are GREEN ercept spentfuelpool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/TIrue = I through 4 REACTIVITY
- 1.
RCS Boron concentration = 2894 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
_2 G;;>QX (0-1) 1 (0-2) 2 (0.1) 0 (0-1) 1 0-1 2
3-4 S
Subtotal =
4 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
YELLOW
- 4.
RCS level above REDUCED INVENTORY (0-1) 1 4-5 GREEN RCS TEMP = 100'F; 18 days shutdown; RCS 69%
Subtotal =
3 RCS Time to Boll 47 min (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
1
=
and 345 kV levels)
(0-2) 2 4-5 R EEN
- 2.
G-01 or G-021A-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 223 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 =
4 INVENTORY Subtotal Condition
- 1.
Pressurizer level 220 percent wlhead on 0-1 RED (0-1) 0 2
- 2.
Refueling Cavity filled (see definition)
(0-3) 0 3
- 3.
RCS level above REDUCED INVENTORY (0-1) 1 4
- 4.
Makeup from VCTi/BLENDER and/or RWST available (0-2) 2 Subtotal =
3 Information In this r~ernrd wnt dPIPt;4 III atIL.UIUdIILu t~ il LIWJ [ue0H1 o1 Iniormation Ac. xroi F01 PBF-1562 Revision 2 10r3W VAx rA 4ige I of 9
References:
NP 103.6 NP 10.21 3-I
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 CL-1E 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
( or 4) 0 (O or 2) 2 (0-1) 0' Subtotal 0
l 2-3 4-5-6 Condition RED
- -AIUAA
<;W (0-1) 1 Subtotal =
3 SPENT FUEL POOL COOLING (ONLY APPLICABLE when starting AND during FULL CORE OFFLOADS)
NOTE:
Take credit for 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 thin that for Train B below
- 2.
"B" SFP cooling pump available with power available from:
G-03 or G-04 via 1B-42
.(*) an independent off-site power source different than that for Train A above
- 3.
Temporary power available to one SFP cooling pump, 0-05 available, and SFP time to boil a 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />..
t offsite power source during periods of single X-03 or X-04 availability (*).
Subtotal Condition 0-I RED 2
ORANGE (0-1) n/a 3
YELLOW 4-5 GREEN (0-1) n/a (0-1) n/a (0-1) n/a (0-1) n/a SFP Temperatures:
NW n/a of SE n/a
°F SFP Average Temp SFP Time to Boil Subtotal =
n/a n/a 0F n/a GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:
Reactivity and Containment Key Functions both turned YELLOW due to the Reactor Vessel Head Lift.
PBF-1562 Revision 2 10/30/02
References:
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 21, 2004 TIME:
1400 KEY SAFETY FUNCTIONS:
REACTIVITY:
CORE COOLING:
POWER AVAILABLE:
INVENTORY:
YELLOW YELLOW GREEN YELLOW CONTAINMENT:
SFP COOLING:
YELLOW NA PROTECTED EQUIPMENT:
COMMENTS:
Unit I is in Mode 6 4
Fire Protection Condition III: Credit is taken for fire rounds as fire prevention contingency RCS Time to Boil is 47 minutes RCS is at 69% Reactor Vessel Level 64 Hot Leg Vent Path is the Pressurizer manway PBF-1562 Revision 2 10/30/2
References:
NP 10.3.6 NP 10.2.1 Page5 of 9