ML051920041

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920041
Person / Time
Site:	Point Beach
Issue date:	04/12/2004
From:	Longston A Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051920041 (3)

Text

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Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: April 12, 2004 Time: 1430 Preparer: Andrea Loneston U 1 R 28_

NOTE: Refer to base procedure Nf ' 10.3.6 for safety assessment checklist KSF definitions.

NOTE: Wheneverfuel has been rcnovedfrom the reactor vessel and refueling cavity, all key safety functions are GREEN except spentfiel pool cooling.

KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/rrue = I through 4 REACTIVITY Subtotal Conditinn I. RCS Boron concentration = 2888 plrm a.) For RSD, RCS boron >Refueling boron concentration specified in unit-specific COLR (TRM 2.1) 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) I 3-4

4. SR instrumentation operable (0-1) 1 5 <2 >

Subtotal = _

CORE COOLING Subtotal Condition I. 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 Y '

4. RCS level above REDUCED INVENTORY (0-1) 1 4_5 RCS TE Nil' = 101.5`1; 9 daysshutdown; RCS 69% Subtotal = 3 RCS Time to Boil 45 mil (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-04/A-06/B-04 available (0-1) 1

3. G-OS 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) 0 Subtotal = 4 INVENTORY Subtotal Condition

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

2. Refueling Cavity filled (see definition) (0-3) 0 3 YO1V

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

4. Makeup from VCTIBLENDER and/or RWST available (0-2) 2 Subtotal = 3 1nfnrmi#;nn ;- thit rocord Voe deleted in accordance with fhe Freedom of Infornation Act, exp r,qpin,;

PBF-1 562 FqIlA- Refeirences. NP 10.3.6 Revision 2 10130/02 Page 1 of 9 NP 10.2.1

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 3.6.11 set (O or 4) 0 ORANGE

2. Containment Closure CL-IE maintained 2-3 and closure < time to boil (Oor2) 2 4-5-6

3. No fuel motion (0-1) I

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 (0-1) I Subtotal = 4 SPENT FUEL POOL COOLING (ONLY APPLICABLE when starting AND during FULL CORE OFFLOADS)

NOTE: Take creditforonly one P-12 independent offsite power source during periods of single X-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-01 via 2B-32 (0- 1) n/a 3 YELLOW an independent off-site power 4-5 GREEN source different than that for Train B below (0-1) nra

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

- G-03 or G-04 via IB-42 (0-1) nla

.(*) 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 > 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 N"' n/a OF SE n/a OF SFP Average Temp n/a OF SFP Time to Boil n/a GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:

No change from previous shift.

PBF 1562

References:

NE 10.3 6 Revision 2 1030/02 Page 2 of 9 NP 10.2.1

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT: 1 DATE: April 12, 2004 TIME: 1430 KEY SAFETY FUNCTIONS:

REACTIVITY: GREEN CORE COOLING: VI'1 .01,0W POWER AVAILABLE: GREEN INVENTORY: YELLOW CONTAINMENT: GREEN SFP COOLING: NA PROTECTED EQUIPMENT:

/1" dENTS: -

Fire Protection Condition III: Crediting existing fire rounds as fire prevention contingency RCS Time to Boil is 45 minutes 0

RCS is at 69% Reactor Vessel Level Hot Leg Vent Path is the Pressurizer Manway PBF-1362

References:

NP 10.3 6 Rteilon 2 10/301O2 Page 5 of 9 NP 10.2.1