ML051920218

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

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 procedureNP 10.3.6for safety assessment checklist KSF definitions.

NOTE: Wheneverfuel has been removedfrom the reactorvessel and refueling cavity, allkey safety functions are GREEN ercept spentfuelpool cooling.

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

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 (0-1) 1 0-1 RED

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

3. No fuel motion (0.1) 0 3-4 _2

4. SR instrumentation operable (0-1) 1 S G;;>QX 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 Inthis r~ernrd wnt dPIPt;4 III atIL.UIUdIILu t~ il LIWJ [ue0H1 o1 Iniormation Ac. xroi PBF-1562 F01

References:

NP 103.6 Revision 2 10r3W VAx rA 4 ige I of 9 NP 10.21 3-I

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 ( or 4) 0 l *-AIUAA

2. Containment Closure CL-1E maintained 2-3 and closure < time to boil (O or 2) 2 4-5-6 <;W

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

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) 1 Subtotal = 3 SPENT FUEL POOL COOLING (ONLY APPLICABLE when starting AND during FULL CORE OFFLOADS)

NOTE: Take creditfor only one P-12 independenttoffsite power source duringperiods of single X-03 orX-04 availability (*).

Subtotal Condition

1. 'A' SFP cooling pump available 0-I 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 thin 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 1B-42 (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, 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 />.. (0-1) n/a SFP Temperatures: Subtotal = n/a NW n/a of SE n/a °F 0

SFP Average Temp n/a F SFP Time to Boil 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

References:

NP 103.6 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: April 21, 2004 TIME: 1400 KEY SAFETY FUNCTIONS:

REACTIVITY: YELLOW CORE COOLING: YELLOW POWER AVAILABLE: GREEN INVENTORY: YELLOW CONTAINMENT: YELLOW SFP COOLING: 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

References:

NP 10.3.6 Revision 2 10/30/2 Page5 of 9 NP 10.2.1