ML051920057

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920057
Person / Time
Site:	Point Beach  (DPR-024)
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 10.3.6 for safety asscssm eut checklist KSF definitions.

NOTE:

Wheneverffuel has been removedfroyn the reactor vessel and refueling cavity, all key safety functions are GREEN except spent fielpool cooling.

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

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

2.

Number of boration paths

3.

No fuel motion

4.

SR instrumentation operable Subtotal Condition RED ORANGE

_<ZD>

(0-1) 1 (0-2) 2 (0-1)

I (0-1) 1 0-I 2

34 5

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 e Freedom of Inunrmate o

ActMo nola~

PBF-1562 FOIA Revision 2 10/30/02 P

0-44)

References:

NP 10.3.6 NP 10.2.1

,age I of 9

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

1.

Containment integrity (TS 15.1.D) {Containment Operable)

ITS TS 3.6.1 ) set

2.

Containment Closure CL-IE maintained and closure < time to boil

3.

No fuel motion

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

I Subtotal 0

2-3 4-5-6 Condition RED ORANGE

_C (0-1)

I Subtotal =

4 SPE SPENI (ONLY APPLICABLE when NOTE:

Take credit for only one P-12 independent

1.

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

G-02 or G-01 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 IB-42

• (*) 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 > 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

SFP Temperatures:

NW n/a OF SE n/a 0F SFP Average Temp n/a 0F SFP Time to Boil n/a

'FUEL POOL COOLING starting AND during FULL CORE OFFLOADS) offsite power source during periods of single X-03 or X-04 availability (*).

Subtotal Condition 0-I RED 2

ORANGE (0-1) n/a 3

YELLOW 4-5 GREEN (0-1) n/a (0-1) n/a (0-1) n/a (0-1) n/a Subtotal =

n/a GIVE A BRIEF EXPLANATION OF ANY CHANGE IN SAFETY ASSESSMENT THAT TOOK PLACE:

No change from previous shift.

PBF-1562 Revision 2 10/30102

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:

I DATE:

April 15, 2004 TIME:

140(0 KEY SAFETY FUNCTIONS:

REACTIVITY:

CORE COOLING:

POWER AVAILABLE:

INVENTORY:

CONTAINMENT:

SFP COOLING:

GREEN YELLOW GREEN YELLOW GREEN 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 Revision 2 10/30/02

References:

NP 10.3.6 NP1inn I Page 5 of 9