ML051940616
| ML051940616 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 05/02/2004 |
| From: | Nuclear Management Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| FOIA/PA-2004-0282 | |
| Download: ML051940616 (3) | |
Text
Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date:
Mlav 2. 2(04.
Time:
1400.
Preparer:
John Olvcrai U
I R
28 NOTE:
Refer to base procedure NP 10.3.6 for safety assessment checklist KSF definitions.
NOTE:
Wheneverfiuel has been renzovedfrom the reactor vessel and refueling carity, all key safety finctions are GREEN except spent fiel pool cooling.
KEY SAFETY FUNCTION CRITERIA: No/False = 0, Ycs/True = I through 4 REACTIVITY
- 1.
RCS Boron concentration = 3006 pppm 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 Cavity Boron concenitration = 3013 ppm SF1' Boron concentration = 3027 ppm Sul Subtotal Condition RED Eoi (0-1) 1 (0-2) 1 (0-1) 0 (0-1) 1 0-1 2
3-4 5
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 TFHAII =80F; 29 davs shutdown.
Subtotal =
3 RCS Level = Refueling tleight RCS Time to Boil 27 hlrs (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-041A-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) 1 Subtotal =
5 INVENTORY Subtotal Condition
- 1.
Pressurizer level 220 percent w/head on 0-l RED (0-1) 0 2
- 2.
Refueling Cavity filled (see definition)
(0-3) 2 3
YELv
- 3.
RCS level above REDUCED INVENTORY (0-1) 1 4
- 4.
Makeup from VCT/BLENDER and/or RWST available (0-2) 0 Subtotal =
3 PBF-1562 Revision 2 Informaton in mis record was deleted in accordance With the Freedom of Inlormiabon 10130/02 ACt, eXmpi Page I of 9 ie¢ s/e e5 a Refernces: 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) {Containmcnt 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 e
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 C YELLOW)
(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" SFP cooling pump available with power available from:
G-02 or G-0 I 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 1B-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 0-1 2
3 4-5 Condition RED ORANGE
.. X"0Q.
Q00 (0-1)
I (0-1)
I (0-1) 1 (0-1) 1 (0-1) 0 Subtotal =
4 SFP Temperatures:
NNV XX
°F SE 78 OF SFP Average Temp 81)
SFP Time to Boil 22.0 l-rs OF GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE: None LOOK AHEAD:
- 1. Sump1'BScrcens will le removed 51/204. This SD safety assessment assurmes this condition exists.
- 2.
Only one train of RII is availal)e during til IlT-5301) testing.
- 3.
Wl'ill commiiencc using 1.3 factor for time to boil aihei core reload is complete.
PBF-1562 Revision 2 1030/02
References:
NP 10.3.6 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 2, 2004 TIME:
1400 KEY SAFETY FUNCTIONS:
REACTIVtITY:
CORE COOLING:
POWER AVAILABLE:
INVENTORY:
CONTAINME NT:
SFP COOLING:
YELLOW YELLOW GREEN YELLOW YELLOW GREEN COMMENTS:
j RCS Time to Boil is 27 hours3.125e-4 days <br />0.0075 hours <br />4.464286e-5 weeks <br />1.02735e-5 months <br /> O
SF1' Time to Boil is 22.0 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> (fijli core ol1-load is assumed)
Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency PBF-1562 Revision 2 10/30202
References:
NP 10.3.6 NP 10.2.1 Page 5 of 9