ML051920062

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920062
Person / Time
Site:	Point Beach
Issue date:	04/14/2004
From:	Branam T Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051920062 (3)

Text

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: April 14, 2004 Time: 0300 Preparer: T. R. Branumii U I R 28 NOTE: Refer to baseprocedure NVP 10.3.6for safety assessment checklist KSF lefinitions.

NOTE: Jf7reneverfuiel has been renovedfrom the reactorvessel and refueling cavt, all key safetyfunctions are GREEN erxent spentfuelpool cooling.

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

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

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

4. SR instrumentation operable CZ>

(0-1) 1 5 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 = )00A1JF Ll1-ussTiutdown; RCS 67% Subtotal = 3 RCS Time to l36il 49 mi pplicable at Cold or Refueling Shutdown)

POWER AVAILABILITY Subtotal Condition

1. Independent off-site power sources I RED available to A-OS 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-021A-05/1B-03 available (0-1) I 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 wlhead on 0-1 RED (0-1) 0 2 _0"m"411

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

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

4. Makeup from VCTIBLENDER andlor RWST available (0-2) 2 Subtotal = 3 Ilnfnrm~tmnn Ian *hir .. 1.._ ll I* -

in accordance withyse Freedom of Informration Acteepin PBF-1562 FOI-/- Refrercnces: NP 10.3.6 Revision 2 10/30/02 a 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 CE> 4

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 creditoronly one P-12 Iiidependen,f offsitepower source duringperiods ofsingle X-03 or X-04 avallabllinv (*).

Subtotal Condition

1. "A" SFP cooling pump available 0-l RED with power available from: 2 ORANGE

- G-02 or G-0 I 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 I B42 (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 2 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 nWa OF SFP Average Temp U/a SFP Time to Boil n/a GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:

No change from previous shirt.

PBF-1 562 Rererences: NP 10.3.6 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: 1 DATE: April 14,2004 TIME: 0300 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 RCS Time to Boil is 49 minutes RCS is at 67% Reactor Vessel Level Hot Leg Vent Path is the Pressurizer Manway PBF-1562

References:

NP 10.3.6 Revision 2 10130/02 Page S of 9 NP 10.2.1