ML051920300

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920300
Person / Time
Site:	Point Beach
Issue date:	04/22/2004
From:	Longston A Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051920300 (3)

Text

I10Z Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: April 22,2004 Time: 1400 Preparer: Andrea Loneston U 1 R 28 NOTE: Refer to baseprocedure NP 10.3.6for safety assessment checklist KSF definitions.

NOTE: Whenererfuel has been removedfrom the reactorvessel and refuelingcavity, allkey safetyfunctions are GREEN fexept spentfuelpoolcooling.

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

1. RCS Boron concentration = 2889 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) I 3-4

4. SR instrumentation operable 5 C REN (0-1) 1 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 2 616 Gi

3. Number of trains RHR available (0-2) 2 3 C:yEmno

4. RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEMP = 9S5F; 19 days shutdown. Subtotal = 3.

RCS Level = 4' above flange RCS Time to Boil 61 muin (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-05 available, Reactor Cavity filled to 23 ft above the top of the reactor vessel flange, upper iniernals removed and RCS time to boil 2Ž12 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 Gl

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

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

4. Makeup from VCT/BLENDER and/or RWST available (0-2) 2 Subtotal = 3 l...Wwtl phhg8JivUUra uuu in accordance with tp Freedom of Information PBF-1562 Act, ex e~ptions 4 Refrernces: NP 103.6 Revision 2 10/3002 FOA /pageI of9 NP 102. \Q\

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST I: .:

CONTAINMENT Subtotal Condition

1. Containment integrity (TS 15.1.D) {Containment 0 RED Operable) (ITS TS 3.6.11 set (O or 4) 0 1 ORANGE

2. Containment Closure CLIE maintained 2-3 and closure < time to boil (O or 2) 2 4-5-6 CL-GAEEN: :

3. No fuel motion (0-1) 1

4. DHR Capability:

- cavity flooded and internals out PA

- at least one SG available

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

NOTE: Take creditfor only one P-12 independent offs ide powersourc duringperiods 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) Wa 3 YELLOW

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

2. "B" SFPcooling pump available with power available from:

- G-03 or G-04 via IB-42 (0-1) nWa an independent off-site power source different than that for Train A above (0-1) nWa

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 />.  ;(-1) n/a SFP Temperatures: Subtotal = Wna NW n/a :.OF 0

SE n/a F SFP Average Temp n/a SFP Time to Boil nWa GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:

Reactivity and Containment Key Functions both changed back to GREEN upon completion of the Reactor Vessel Head Lift. These parameters will turn YELLOW once control rod unlatching begins.

PBF-1562

References:

NP 103.6 Revision 2 1O/30W02 Page 2 of 9 NP 102-1

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT: I DATE: April 22, 2004 TIME: 1400

- KEY SAFETY FUNCTIONS:

REACTIVITY: GREEN CORE COOLING: YELLOW POWER AVAILABLE: GREEN INVENTORY: YELLOW CONTAINMENT: GREEN SFP COOLING: NA PROTECTED EOUIPMENT:

COMMENTS:

Unit 1 is in Mode 6 Fire Protection Condition III: Credit is taken for fire rounds as fire prevention contingency RCS Time to Boil is 61 minutes RCS Level is 4 ft above Reactor Vessel Flange Hot Leg Vent Path Is the Pressurizer manway PEF-1562 Refczenccs: NP 103.6 Revilson 2 10130W2 Page 5 of 9 NP 102.1