ML051920057

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920057
Person / Time
Site:	Point Beach
Issue date:	04/15/2004
From:	Longston A Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051920057 (3)

Text

Pe-C" Point Beach Nuelcar Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: April 15, 2004 Time: 14O Preparer: Andrea Lonigstoii U I R 28 NOTE: Refer to base procedure NP 10.3.6for safety asscssm eut checklist KSF definitions.

NOTE: Wheneverffuel has been removedfroyn the reactorvessel and refueling cavity, all key safety functions are GREEN except spentfielpool cooling.

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

1. RCS Boron concentration = 2892 ppm a.) For RSD, RCS boron >Refueling boron concentration specified in unit-specific COLR (TRM 2.1) >2200 ppin b.) For CSD and prior to RSD no fuel motion, RCS boron > boron concentration required by OP 3C (0-1) 1 0-I RED

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

3. No fuel motion (0-1) I 34

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

Subtotal = S 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

4. RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TENMI = 96"F; 12 days shutdown; RCS 70% Subtotal = 3 RCS Time to Boil 51 min (Applicable at Cold or Refueling Shutdown)

POWVER 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-061B-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) 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

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

4. Makeup from VCT/BLENDER and/or RWST available (0-2) 2 Subtotal = 3 Infrm^i,^*r.nl in accordance wi ActMo e Freedom of Inunrmate nola~

o 0-44)

PBF-1562 FOIA

References:

NP 10.3.6 Revision 2 10/30/02 P,age I 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 3.6.1 ) set (O or 4) 0 ORANGE

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

3. No fuel motion (0-1) I

4. DHR Capability:

- cavity flooded and intenals 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 SPE .

• SPENI 'FUEL POOL COOLING (ONLY APPLICABLE when starting AND during FULL CORE OFFLOADS)

NOTE: Take creditfor only one P-12 independent offsite power source duringperiods of single X-03 or X-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 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 IB-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, 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 NW n/a OF 0

SE n/a F SFP Average Temp . n/a 0F 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:

NP 10.3.6 Revision 2 10/30102 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 15, 2004 TIME: 140(0 KEY SAFETY FUNCTIONS:

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

' COMMENTS:

Fire Protection Condition III: Crediting existing fire rounds as fire prevention contingency Ps>+

RCS Time to Boil is 51 minutes /

RCS is at 70% Reactor Vessel Level Hot Leg Vent Path is the Pressurizer Manway PBF-1562

References:

NP 10.3.6 Revision 2 10/30/02 Page 5 of 9 NP1inn I