ML051920194

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920194
Person / Time
Site:	Point Beach
Issue date:	04/20/2004
From:	Longston A Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051920194 (3)

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. Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: April 20,2004 Time: 1400 Preparer: Andrea Longston U I R 28 NVOTE. Refer to baseprocedureNP 10.3.6forsafety assessment checklist KSF definitions.

NOTE: Wheneverfuel has been removed from the reactorvessel and refueling cavity, all key safetyfunctions are GREEN except spentfuelpool cooling.

KEY SAFETY FUNCTION CRITERIA: No/False = 0, Yes/True = 1 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 ORANGE

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

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

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) 0 2

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

4. RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEMP = 96F; 17 days shutdown; RCS 69% Subtotal = 3 RCS Time to Boil 45 min (Applicable at Cold or Refueling Shutdown)

POWER AVAILABILITY Subtotal Condition I. 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 N=

and 345 kV levels) (0-2) 2 4-5 eGR =EN

2. G-01 or G-021A-051B-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 VCT/BLENDER and/or RWST available (0-2) 2 Subtotal = 2 Information In this record was deleted in accordance with the Freedom of Information PBFR1562 Act ePage1of9

References:

NP 10.3.66 q l Revision 2101ol~oo*OI gt1S Page I of 9 NP 10.2.1

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

CONTAINMENT Subtotal Condition

1. Containment integrity (TS 15.1 .D) (Containment 0 RED Operable) (ITS TS 3.6.1) set (O or 4) 0 1 ORANGE

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

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

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 independentoffsite power source duringperiodsof single X-03 orX-04 availability (*).

Subtotal Condition

1. "A" SF 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) 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) Wa

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) nWa SFP Temperatures: Subtotal = n/a NW 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:

PBF-1562

References:

NP 103.6 Revision 2 ID/30102 Page 2 of 9 NP 102.1

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT: 1 DATE: April 20, 2004 TIME: 1400 KEY SAFETY FUNCTIONS:

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

r COMMENTS: 41 Fire Protection Condition III: Credit is taken for fire rounds as fire prevention contingency RCS Time to Boll is 45 minutes RCS is at 69% Reactor Vessel Level Hot Leg Vent Path is the Pressurizer manway PBF-1562

References:

NP 103.6 Revision 2 10/30/02 Page 5 of 9 NP 10.2.1