ML051940635

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051940635
Person / Time
Site:	Point Beach
Issue date:	05/03/2004
From:	Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051940635 (3)

Text

Mft2 Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: May 3, 2004 Time: 1400 Preparer: Mike LeGreve U I R 28 NOTE: Refer to base procedureNP 10.3.6for safety assessment checklist KSF definitions.

NOTE: 11Wheneverfuel has been reniovedfrom the reactor vessel and refueling caviy, all key safety functions are GREEN excent spentfuelpool cooling.

KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = I through 4 REACTIVITY Subtotal Condition

1. RCS Boron concentration = 3012 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 (0-1) 1 0-1 RED

2. Number of boration paths (0-2) 2 2 ORANGE

3. No fuel motion (0-1) 1 3-4

4. SR instrumentation operable (0-1) I 5 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

3. Number of trains RHR available (0-2) 1 3

4. RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEIMIP =83'F; 30 (lays shutdown, Subtotal = 3 RCS Level = Refueling hleight RCS Time to Boil 32 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 ORANGE independent at the 4160 V, 13.8 kV, 3 2 _ _

and 345 kV levels) (0-2) 2 4-5

2. G-01 or G-02/A-OS/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 2 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) 1 Subtotal = 5 INVENTORY Subtotal Condition

1. Pressurizer level 220 percent wv/head on 0-1 RED (0-1) 0 2

2. Refueling Cavity filled (see definition) (0-3) 2 3

3. RCS level above REDUCED INVENTORY (0-1) 1 4 GRE

4. Makeup from VCT/BLENDER and/or RWST available (0-2) 0 Subtotal = 3 Infordmk!o i f recd vdeeWd PBF-1562 inaccordance wth U Freedom d Wmrmon

References:

NP 10.3.6 Revision 2 10/30/02 Act, exemptions - Page I of 9 NP 10.2.1 POLAZZ 2L.Coo ,/-o eta p;.

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST CONTAINMENT Subtotal Condition

1. Containment integrity (TS 15.1.D) {Containment 0 RED Operable} {ITS TS 3.6.13 set (O or 4) 0 l ORANGE

2. Containment Closure CL-IE maintained 2-3 and closure < time to boil (Oor 2) 2 4-5-6 GER"MQ

3. No fuel motion (0-1) I

4. DHR Capability:

- cavity flooded and internals out 4 OR

- at least one SG available OR

- one fan cooler with Equip hatch installed and personnel hatches capable of being shut (0-1) I Subtotal = 4 SPENT FUEL POOL COOLING (ONLY APPLICABLE when starting AND during FULL CORE OFFLOADS)

NOTE: Take creditfor only oneP-12 Indepentdentoffsltepowersourceduring periods of singleX-03 or X-04 availability (*).

Subtotal Condition

1. "A" SFP cooling pump available 0-1 RED with power available from: 2 ORANGE

- G-02 or G-0 I via 2B-32 (0-1) NIA 3 YELLOW

-(*) an independent off-site power 4-5 GREEN source different than that for Train B below (0-1) N/A

2. "B" SFP cooling pump available with power available from:

- G-03 or G-04 via IB42 (0-1) N/A

.(*) an independent off-site power source different than that for Train A above (0-1) N/A

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 />. (0-1) N/A SFP Temperatures: Subtotal - N/A 0

NW N/A F SE N/A OF SFP Average Temp N/A SFP Time to Boil N/A GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE: None LOOK AHEAD:

1. Sump 'B' Screens removed.

2. Only one train of RHR is available during the IT-531 testing.

PBF-1562

References:

NP 10.3.6 Revision 2 10/30/02 Page 2 of 9 NP 10.2.1

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT: I DATE: May 3, 2004 TIME: 0200 KEY SAFETY FUNCTIONS REACTIVITY: GREEN CORE COOLING: YELLOW POWER AVAILABLE: GREEN INVENTORY: YELLOW CONTAINMENT: GREEN SFP COOLING: N/A COMA4ENTS:

RCS Time to Boil is 32 hours3.703704e-4 days <br />0.00889 hours <br />5.291005e-5 weeks <br />1.2176e-5 months <br /> Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency PBF.- 56"

References:

NP 10.3.6 Revision 2 10/30/02 Page 5 of 9 NP 10.2.1