ML051920333

Pbnp Shutdown Safety Assessment and Fire Condition Checklist

ML051920333
Person / Time
Site:	Point Beach
Issue date:	04/25/2004
From:	Branam T Nuclear Management Co
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2004-0282
Download: ML051920333 (3)

Text

Point Beach Nuclear Plant vs PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST Date: April 25, 2004 Time: . 0200 Preparer: T. R. Branam .: U I R 28 NOTE: Refer to baseprocedureNP 10.3.6for safety Aissessinent checklist KSF deftilitoh. .

NOTE: 111leneverfitel has been removedfrom the reactor vessel and refueling cavitV, all key safe fitndions are GREEN except spentfiudlpool cooling.

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

1. RCS Boron concentration = 2979 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 ofboration paths. (0-2) 2 2

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

4. SR instrumentation operable .. .. (0-1) 1 5 Refueling Cavity Boron CConccIntrtionl 2999-.ppi ,. *.:  ;, ,

SF o Biroi Concentration e 3086 ppm Subtotal 4 4 " Aint o i. ..

CORE COOLING Sut itotal Condition

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

2. Refueling cavity filled . (0-1) - 1 . 2 ORANGE

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

4. RCS level above REDUCED INVENTORY (0-1) 1 4-5 RCSTEMP =88'F; 22 days shutdowvn, Subtotal.= 4 RCS Level - Refueling ireight; Pzr Level - 58 %

RCS Time to Boll 22.5 hrs (Appiicable at Cold or Refueling Shutdown) ..

POW ER AVAILABILITY, Subtotal Condition

1. Independent off-site power sources -. .  ;.:RED.

available to A-05 and A-06 (totally '2 - .ORANGE independent at the 4160 V, 13.8 kV, and 345 kV levels) * (0-2) .2 - 4-5

2. G-01 or G-02/A-05/B-03 available (0-):1 G-03 or G-04/A-06/B-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) I -:

. Subtotal = ... 5 INVENTORY . . ;,., . . Subtotal,.,  :... ,-Condition

• 1 PrTessuriz lcvl e peercent w/fhead on 0-1 RED

• (01-) 0 2 'ORANGE

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

3. RCS level above REDUCED INVENTORY .: 1 4

-(0-)

4. Makeup from VCT/BLENDER . ..- ,

and'or RWST available (0-2) 1 Information in this rpnr W Subtotal = 5 III dt;ucrudance Freedom of Information Act, e;Wlptio, PBF-1 562 R .Rerceces:NP I Page I of 9 NPI Is - \ G,

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST I CONTAINMENT Subtotal ' Condition.

1. Containment integrity (TS 15.1.D) {Containment 0 RED Operable) (ITSTS'3.6.l)'set (Oor 4) 0 *Owa

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

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

,-4. DHR Capability:

- cavityflooded and internals out OR

- at least'one SG available OR

- one fan cooler with Equip hatch installed and personnel hatches capable ofbeing shut (0-1) 1 Subtotal 3 SPENT FUEL POOL COOLING *

(ONLY APPLICABLE when starting AND durinFg ULL CORE OFFLOADS)'

- NOTE: Take creditfor only one P-12 independent offsitepowersoiircidurliniperod of1shgeX-03orX-04 avallabllf (*)

= . { \ ,

• Subtotal  : Condition

.1. "A" SFP cooling pump available 1 .- RED) with power available from: *2 ORANGE G-02 or G-01 via 2B-32 *(0-1) I. ' 3 ' C z -

- ~"(*) an independent off-site power '4-5 SRE source different than that for .

Train B below  ; , ,(0-1 ) l1 . ... '.  !.. ' ,'_ .

2. "B" SFP cooling pump available '

with power, available from: .

- *G-03 or G-04 via IB-42 (0-1) .1

.(*) ain indeSendent off-site power source different than that for Train A above (0-1) I 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) 0 SFP Temperatures: Subtotal 4 NW 77 OF SE 73 OF SFP Average Temp 75 -OF SFP Time to Boil' 21 hrs-9

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

Reaictivity and Containmnnt are YELLOW during fuel motion.

'SFP is being monitored during refueling operation.

.... . .L . I  !

PBF-1562 Refiereces: NP I Revision2 10/30/02 Page 2 of 9 NP I

Point Beach Nuclear Plant PBNP SHUTDOWN SAFETY ASSESSMENT AND FIRE CONDITION CHECKLIST OUTAGE SAFETY ASSESSMENT UNIT: I DATE: April 25, 2004 . TIME: 0200 KEY SAFETY FUNCTIONS:

REACTIVITY: YELLOITV CORE COOLING: GREEN POWER AVAILABLE: GREEN INVENTORY: GREEN CONTAINMENT: YELLOW SFP COOLING: GREEN PROTECTED E OUIPMENT:

.i OMMENTS:

Unit I is in Mode 6 Fire Protection Condition IV: Credit is taken for fire rounds as fire prevention contingency RCS Time to Boil is 22.5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> SFP Time to Boil is 21 hours2.430556e-4 days <br />0.00583 hours <br />3.472222e-5 weeks <br />7.9905e-6 months <br /> (Full core off-load is assumed)

Refueling Cavity is at Refueling Height Hot Leg Vent Path is the Pressurizer manway Reactivity and Containment are yellow during fuel movement.

PBF-1562 RefCrences: NP 10.3.6 Revsion 2 10130/02 Page 5 or9 NP 10.2.1