ML051930485

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051930485
Person / Time
Site:	Point Beach
Issue date:	04/30/2004
From:	Hastings R Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051930485 (3)

Text

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

April 30, 2004 Time:

02:00 Preparer:

Randy Hastings NOTE:

Refer to base procedure NP 10.3.6for safets assessment checklist KSFidefinitions.

U I

R 28 NOTE.

Whleneverfitel has been removedfroin Joe reactor vessel and refueling cavity, ail key saferyfunctions are GREEN except spentffuelpool cooling.

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

1.

RCS Boron concentration = 3011 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

2.

Number of boration paths

3.

No fuel motion

4.

SR instrumentation operable Cavity Boron concentration = 3004 ppm SFP Boron concentration = 3027 ppm Sul Subtotal Condition RED (0-1) 1 (0-2) 1 (0-1) 0 (0-1) 1 0-I 2

3-4 S

)total =

3 CORE COOLING Subtotal Condition

1.

Number of SG available for DHR (0-2) 0 0-1 RED

2.

Refueling cavity filled (0-1) 1 2

3.

Number of trains RHR available (0-2) 1 3

4.

RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCS TEMNIP =76-F; 27 days shutdown.

Subtotal 3

RCS Level = Refueling Height RCS Time to Boil 26.0 hrs (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 4 M 5

2.

G-0I or G-02/A-05/B-03 available (0-1)

I G-03 or G-04/A-06/B-04 available (0-1) 1

3.

G-05 available, Reactor Cavity filled to 2Ž23 fR 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) 1 Subtotal =

5 INVENTORY Subtotal Condition

1.

Pressurizer level 220 percent Whead on 0-1 RED (0-1) 0 2

ORANGE

2.

Refueling Cavity filled (see definition)

(0-3) 3 3

3.

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

4.

Makeup from VCT/BLENDER and/or RWST available (0-2) 0 Subtotal 4

Info on m Iftrecord vas deebd PBF-1562 in ac maC with if Freedom ofIt-kormon Revision 2 10130102k~ empbis. -41.

Page I of 9 F

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References:

NP 10.3.6 NP 10.2.1

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST CONTAINMENT

1.

Containment integrity (TS I5.1.D) {Containment Operable) {ITS TS 3.6.1) set

2.

Containment Closure CL-1E maintained and closure < time to boil

3.

No fuel motion

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 (O or 4) 0 (O or 2) 2 (0-1) 0 Subtotal 0

1 2-3 4-5-6 Condition RED (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 Independent offsltepowersource during periods of single X-03 orX-04 availability (*).

1.

"A" SFP cooling pump available with power available from:

G-02 or G-0 I via 2B-32

-(*) an independent off-site power source different than that for Train B below

2.

"B" SFP cooling pump available with power available from:

G-03 or G-04 via IB42

• (*) an independent off-site power source different than that for Train A above

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 />.

Subtotal 0-1 2

3 4-5 Condition RED ORANGE L."AW FEE (0-I)

I (0-1)

I (0-1)

I (0-1) 1 (0-1) 0 SFP Temperatures:

NW 86 0F SE 83 OF SFP Average Temp 84.5 SFP Time to Boil 19.5 lirs Subtotal 4

OF GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE: None LOOK AHEAD:

1. 1X04 to be removed from service. Currently on hold during verification ofjumper points in the procedure.

POWER AVAILABILITY will remain GREEN. SFP COOLING will become YELLOW.

2.

Sump 'B' Screen scheduled to be removed on or after 430/04. INVENTORY will become YELLOWV.

PBF-1 562 Revision 2 10/30/02

References:

NP 10.3.6 NP 10.2.1 Page 2 of 9

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT:

1 DATE:

April 30, 2004 TIME:

0200 KEY SAFETY FUNCTIONS:

REACTIVITY:

CORE COOLING:

POWER AVAILABLE:

INVENTORY:

CONTAINMENT:

YELLOW YELLOW GREEN GREEN YELLOW SFP COOLING:

GREEN COMMENTS:

RCS Time to Boil is 26.0 hours0 days <br />0 hours <br />0 weeks <br />0 months <br /> SFP Time to Boil is 19.5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> (full core off-load is assumed)

Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency PBF-1562 Revision 2 10/30/02 Rererences: NP 10.3.6 NP 10.2.1 Page 5 of 9