ML20012E023
| ML20012E023 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 03/22/1990 |
| From: | TOLEDO EDISON CO. |
| To: | |
| Shared Package | |
| ML20012E019 | List: |
| References | |
| NUDOCS 9003290223 | |
| Download: ML20012E023 (12) | |
Text
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/Docke't N0;ber 50-346!
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G- 'Licens] Numb:r.NPF-31
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,. Proposed Change to License Condition'2.C(4). ,'
and Proposed Changes to NRC Fire Protection Safety Evaluation Report (dated July 26, 1979)
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4 Docket- Nu:ber 50-346 -
- -~ Lic:nn Ntc ber; NPF-3.
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0 Serial Number:1788 I' At tachinent 2. '
Page 2
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, . Revise License Condition 2.C(4) as follows:
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L Prior to-plant heatup following the first refueling outage,.the licensee is W . required to complete the modifications identified in Table 1 of the NRC's Fire Protection Safety Evaluation Report dated July 26, 1979,4except that the Service Vater System backup which is independent of offsite power vill be provided by mid-1984.
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' Dock;t Nu::ber,50-346-
. I l' LLic;nsy Nu:b;r NPF-31
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[ The following sheets are proposed changes in markup' form to the NRC Fire' .
!- Protection Safety Evaluation Report Table 1, dated July 26, 1979, which vas issued:as part of License Amendment Number 18. The numbers in the revision-bar triangles are the item number from Toledo Edison letter ,
dated February 16, 1990 (Serial Number 1757), and are also used in the discussions in the Safety Assessment and Significant Hazards Consideration.
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[ Docket'Numberf50-346 License Number NPF-3"
- Serial Ndeber'1788-
-Attachment 2'
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- "% UNITED STATES
-., Si NUCLEAR REGULATORY COMMISSION g(. [
j j- w AsHINGTON D. C. 20585 -
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1 FIRE PROTECTION SAFETY EVALUATION REPORT i
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BY THE OFFICE OF NUCLEAR REACTOR REGULATION IN THE MATTER OF TOLEDO EDISON COMPANY .
I AND-THE CLEVELAND ELECTRIC ILLUMINATING COMPANY DAVIS-BESSE NUCLEAR POWER STATION, UNIT NO. 1 DOCKET NO. 50-346 '
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. Dock et Number 50-346 1 License Number NPF-3 TABLE 1 l Serial Number-1788- .
' Attachment 2 Page 5 Davis-8 esse 1 Fire Protection System Modifications
. A. 1. l Service water pump and valve room fire protection system modifications are scheduled to be complete by July 1,1979.-
2.- Procedures for backup to the Service Water system from the Circulat'ing Water system were implemented by February 28, 1979. (
- 3. Procedures on Fire Fighting Procedures (Preplans) will be completed by October 1979.
- B. In accord with License Condition 2.C.(3)h, the licensee is , scheduling completion of all of the following mod _ifications by April 22,.1980*
except that the licensee will provide a Service Water system backup i system which is independent of offsite power by mid-1984.
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- 1. FIRE EXTINGUISHERS Install additional hand-held portable fire extinguishers in the following j rooms:
No..-2 Mechanical Penetration Room (Room 236)
No. 1 Mechanical Penetration Room (Room 208)
N;.O";;Mai;;l";actr;tinC;;(C;=30k [
i No. 4 Mechanical Penetration Room (Room 313) 1
,- No. 2 Electrical Penetration Room (Room 427)
Passage (Room 241)
Valve Room (Room 212) eteiatea;a;; C; ; (n;r 220)
High Voltage Switchgear Room (Room 323) .i Fuel Handling Area (Room 300)
Service Water Pump Room (Intake Structure) l Control Room Complex j' Maintenance Work Area (Room 109) - Special Class 0 Dry Power Type l
Extinguisher Located Near Lathe.
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- Some mooifications must be accomplished during first refueling outage which is presently scheduled for mid-March thru mid-May 1980.
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1 Dockst Nuiber 50'-346 {
.Lic:nsa:Nunb:r NPF-3' s LSariol Nuab:r 1788- *
" 'Attcchment ,
Pag 2 6' 2. SPRINKLER SYSTEMS
{in anordance NFPA~IS wiA +be reroimmenfsof]
r a) Install wet pipe sprinkler systems ;;;j;;; : 3 g et 7::;;;;: - ;
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ty;; :pr kkhr: in the foll,owing mr -
CProor3o Power ascension lollowony, i --
No. 4 Mechanical Penetration Room (Room 314)L fhe sixM gg,c/,y cule Passage (Room 227)- nohgedokwix em/a.s-a 1
Corridor (Room 209)*
Passage and Hatch Area (Rooms 310 & 313)
Corridor (Room 304)M Radwaste Exhaust Equipment and Main Station Exhaust Fan. Room- . ,
(Room 501) :
Component Cooling Water Heat Exchanger and Pump Room (Room 328) l Service Water Pump Roo :$: ; 7: ' ht:k: Stra:tur;)
Clean Waste Receiver Tank-Room (Room'124)
(in awardance wi+ kne rarvenmenfs of hWPA-Ib 3 .
b) Install a wet pipe sprinkler systemT:;;;;;;: ;;tt tr.: =1 ::txted t;;; at;r :;r:; :::::h in the Cable Soreadino Room > _
Tsor to Powsr sucension foNowong +he. suy)$r refuelony oukse) . S c) Convert the existing manual sprinkler system in utesei uenerator.
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( Rooms 318 and 319 to att automatic pre-action type sprinkler system.
d) A moderate energy line crack analysis will be perfonned on water fire suppression system modifications and the existing auxiliary-building water fire suppression system.
- 3. WATER CyRTAINS Install an automatic water curtain on the following walls designated-g as fire barriers which are designed to spray water across unpro-l- tected feedwater vent openings.
- No. 4 Mechanical Penetration Room (Room 314) - Feedwater vent-
! openings located in the east wall of the room.
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Boric Acid Evaporator Tank Room (Room 235) East wall -
Feedwater vent opening interfacing with clean waste receiver L- tank room 124.
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$ Boric Acid Evaporator Tank Room (Room 235) - Feedwater vent opening located in the north wall of the room, p
NOTE: These wall openings are required to relieve room over-L pressurization from a steam or feedwater line rupture.
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% Modth+1bn lo becomp/eled Prior 40 F'swer ascension following u e u n a re w W . d, ;
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> ?Dochet Number;50-346 1 U Lic;ns] Nu:bar NPF-3 '
-S; rial' Number 1788- 4=, .'C0h uETE CURBING
<Attechment- 'i Paga!7- -)a Install concrete floor curbs around the pumps in the following i rooms:.
Component Cooling Water Heat Exchanger and Pump Room (Room 328)-
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Service Water Pump Room'(Intake Structure) b) Install a concrete curb under the following doors: $
Door 316 located in the north wall of Diesel Generator Room 318.
Door 317 located in the east wall of Diesel Generator Room 318.
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Door 218, at the entrance to the service water pump area on;the diesel fire pump side.
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- 5. HOSE STATIONS Install an additional hose station in each of the following areas:
Near Door 322 in the heater bay area on Elevation 585'-0".
Intake Structure ,
No.2MechanicalPenetrationRoom(Room 236)
No.1: Mechanical Penetration Room (Room 208)
Diesel Generator Room (Room 319)
.{e DieselGeneratorRoom.(Room 318)
No. 'l Main Steam 1.ine Area (Room 601)
Heater Bay-(Room 430) Near Room-427
.6. BATTERY ROOM ALARMS q.
Install loss of air flow indication with annunciation and alann in..
the control room for the following rooms:
Battery Room B (Room 428A)
Battery Room A (Room 4288)
- 7. FIRE RATED DOORS a) Install 3 hour3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> fire rated door assemblies in the folowing openings:
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. License ~ Number NPF-3 ;
Serial Number 1788' fAttachment 2 Page 8 Tube pull openingr in-the north wall of Component Cooling
.. [(. Water Heat Exchanger and Pump Room (Room 328).
Door opening southwest corner of ECCS Pump Room' (Room 115), f HVAC openings exceeded 48".x 48" in the 3 hour3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> fire barrier separatino the turbine area from the Non-Radwaste Supply Air .;
andExhaustEquipmentRoom(Room 516).
b) Replace the following door assemblies with UL listed fire rated door assomblies rated for 1 1/2 hours:
Door 502 in the Control Room Complex.
-Gese-608 h th: C:ntr:1 "::: C:;;,1: .
- 8. FIRE RATED DAMPERS c Install UL listed 3 hour3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> fire rated door type damper in the following floor slab duct penetrations:
, 18" x 6" supply and 18" x 6" return duct from Electrical Penetration Room 402 to radwaste fuel handling area air supply >
equipment, area, Room 500 at the 623' elevation floor slab.
18" x 12" supply grill at the 623' elevation floor slab.
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descending from room 501 down into the No. 2 Electrical Pene-tration Room (Room 427).on Elevation 603'-0".
STRUETURAL STEEL AND CABLE' TRAY FIRE PROTECTION I (pssimil n;;;y :;r:yspernkiersyskms
- :; ;: " r: ;r::"4e eraleel')the following structural steeiQrior k powc axension followin9 the sxHr refusling ochuje.)
Supports for the four horizontal cable trays penetrating the j .3 hour3.472222e-5 days <br />8.333333e-4 hours <br />4.960317e-6 weeks <br />1.1415e-6 months <br /> fire barrier at column line g-F on elevation 400'-0".
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Supporting structural steel in the mechanical and electrical penetration rooms.3(Rooms 2.08,256,5o5,314.,Soz and 4a7) p Portions of the structural supporting steel in the turbine ,
building as detemined by the turbine building thermal expansion l+
analysis.g(Turbine Gsos and7 sotSnidmg )Heakr Bays WM 5 Sol,450s,ssot, and Turbine Buildiny Basemenf'
- 10. FIRE DETECT 10N Mazenine and Opemhn7 Fkwr (f.sA 4tos)). ', ,
a) Install Additional Area Type Fire Detection in the following rooms':
ECCS Pump Room (Room 105)
ECCS Pump Room (Room 115)
Decay Heat Coolers Room (Room 113)
Passage (Room 110)
Clean Waste Receiver Tank Room (Room 124)
Annulus space, in the areas of Electrical Cable Penetrations Incore Instrumentation Trench Area (Room 220)
, :.m.- + s Dockat Nu ber 50-346 License Number'NPF-3 iS rial Number 1788 f 1
Attachment:
2 Letdown Cooler Area (Room 215) '
.Page 9' Flooding Tank Area (Room 214) :
N.
HatchArea(Room Passage (Room 410) 317)L No. 1 Mechanical Penetration Room Room 208)
No. 2 Mechanical Penetration Room Room 236)
No. 3 Mechanical' Penetration Room Room 303)
No. 4 Mechanical Penetration Room Room 314) !
No. 1 Electrical Penetration Room Room 402)
No. 2 Electrical Penetration Room Room 427)-
Auxiliary Feedwater Pump Room (Room 237) s Boric Acid Addition Tank Room (Room 240)
Waste Gas Compressor Room Room 244 Waste Gas-Compressor Room- Room 243 a Demineraliter Filter Room Room 230 Valve. Room (Room 242).
Filter Room (Room 231 ValveRoom(Room n__2____,,___ . __ io___
232))
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Bb'fiiAc1[EvahoE5tchlooI(Room 234)
- Boric Acid Evaporator Room (Room 235)
Passage (Room 227)
Passage (Room 241)
(Room 225)-
MakeupPump(Room Valve Room 212)
Valve Room (Room 211) :
Charge Room (Room 321)
Passage (Room 322)
'C High Voltage Switchgear Room (Room 325)
Component Cooling Water Heat Exchanger & Pump Room (Room 328)
PassageandHatchArea(Rooms 310 & 313)
Spent Fuel Pool Pump Room (Room 312)
Fuel Handling Area (Room 300) % .
Corridor (Room 304)
, Passage (Room 400) ,
Corridor (Room 404)
Battery Room B (Room 428A)
LowVoltageSwitchgearRoom(F-Bus)(Room 428) tow Voltage Switchgear Room (E-Bus) (Room 429).
Battery Room A (Room 4298)
Corridor (Roort 411)
Access Control Area Purge Exhaust Equipment Room (Room 515)
Radwaste Exhaust Equipment-& Main Station' Exhaust Fan Room (Room 501)
Air Supply Equipment. Radwaste Fuel Handling Areas (Room 500)
Control Room Toilet (Room 513)-
Shift Supervisors Officer (Room 512)
Control Room Toilet (Room 506)
Instrument Calibration Room & Storage (Room 503)
, A/C Equipment Room (Room 603)
% fo bs Inahnlied prior lo puwer ascen.ston following
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Docket Number 50-346' j License Number NPF-3 l "SOrial Number 1788 l1 Attachment 2
- Pcgr 10 b) Install-Fire Detection in the Auxiliary Shutdown Panel (C-3630).
c). Relocate one of th'e fire detectors in the High Voltage Switchgear-Room 323'to obtain maximum coverage of the room..
d) M id: 21'
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uti in-tr:y,
'n id;lin;= typ;,Spr;;
th: C:ti: th ; ding 21 ::n:in-["'%
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- = 4 22^.) , i df) Modify the fire alam system to include rezoning, adding: detectors, [z. '
alaming each zone in the control room, adding line supervision to the output circuitry of the fire detection and fire protection panels, adding line supervision to the flow ano pressure switches associated with the fire protection system, and incorporating the fire alam system into the data processing and management section of the plant security.
- 11. COMMUNICATION s
Make portable radio consnunication equipment available to the fire brigade for emergency fire fighting operations in the following rooms or operations:
ECCS Pump Room (Room 105)
ECCS Pump Room (Room 115)
No.1 Mechanical Penetration Room Room 208)
No. 3 Mechanica1 Penetration Room Room 203)
No. 4 Mechanical Penetration. Room Room 314
( No. 2 Electrical Penetration Room Room 427 No. 1 Electrical Penetration Ro'om Room 402 No. 1 Main Steam Line Area Room 601) -
No. 2 Main Steam Line Area Room 602)
Purge Inlet-Equipment Room Room 600)
Auxiliary Feed Pump Unit Room (Room 237)
Auxiliary Feed Pump Unit Room (Room 238)
Passage (Room 227)
Boric Acid' Evaporator Room (Room 234)
Passage (Room 241)
Pump Room (Room 225)
Corridor (Room 209)
Diesel Generator Room (Room 319)
Maintenance Room (Room 320)
Passage (Room 322)
High Voltage Switchgear Room (Room 323)
Auxiliary Shutdown Panel and Transfer Switch Room (Room 324)
High Voltage Switchgear Room (Room 325)
Component Cooling Water Heat Exchanger & Pump Room (Room 328)
Passage & Hatch Area (Rooms 310 & 313)
Fuel Handling Area (Room 300)
Corridor-(Room 304)
Corridor (Room 404)
, Low Voltage Switchgear Room (Room 429)
Corridor (Room 411)
Non-Radwaste Supply Air & Exhaust Equipment Room (Room 516)
Radwaste Exhaust Equipment & Main Station Exhaust Fan Room (Room 501)
Radwaste Fuel Handling Areas Air Supply Equipment Area (Room 500) l r
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x iD6ck'st Nunbar 50-346
-Licansa Nurbar NPF-3
. Serial Number 1788' Attachment'2
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L12. EMERGENCY LIGHTING 4
Install 8-hour emergency battery pack 1ights in the following rooms:
ECCS Pump Room-(Room 105)'
ECCS Pump Room (Room 115).
Decay Heat Cooler Room (Room 113) :l Passage (Room.110)
PipeTunnel-(Room 101)
No.1MechanicalPenetrationRoom(Room No. 2 Mechanical Penetration Room f, Room 236 2081)
No'3MechanicalPenetrationRoom((Room No. 4 Mechanical Penetration Room Room 314 303)J 1 No.
No. 1 2 Electrical Electrical Penetration Penetration Room Room Room 402) i(Room 427)
No.1 Main Steam Line Area (Room 601)
No. 2 Main Steam Line Area (Room 602) ;
Purge Inlet Equipment Room (Room 600)
Auxiliary Feed Pump Unit Room Room 237 Auxiliary Feed Pump Unit Room Room 238
~ Boric Acid Addition Tank Room Room 240 Passage (Room 227) 1 BoricAcidEvaporatorRoom(Room 234) ;
Boric Acid Evaporator Room (Room 235) !
l Passage (Room 241) W /\
Waste Gas Compressor Room Room 244) /o\ '
( Waste Gas Compressor Room Roont 243)
Demineralizer Filter Room Room 230)
Valve Room (Room 242)
Demineralizer Room (Room 223)
Pump Room (Room f9ttl %% d22@
Corridor (Room 209) ~
k Monitor Tank Transfer Pump Room (Room 203)
FilterRoom(Room'204)
CleanLiquidWasteMonitorTankRoom(Room 201) i Clean Liquid Waste Monitor Tank Room (Room 202)
Vahe Room (Room 212)
Valve Room (Room 211)
Maintenance Room (Room 320)
Passage (Room 322)
Component Cooling Water Heat Exchangers & Pump Room (Room 328)
Passage and Hatch Area (Rooms 310 & 313)'
Spent Fuel Pool Pump Room (Room 312)
Fuel Handling Exhaust Unit Room (Room 401)
Fuel Handling Area (Room 300)
Corridor (Room 304)
Corridor (Room 404)
Storage (Room 405)
Hot Instrument Shop (Room 406)
Battery Room B (Room 428A)
Low Voltage Switchgear Room (Room 428)
Low Voltage Switchgear Room (Room 429)
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% Hery cu ir, Passa uno fm room 141.ge. (R.oorn ) 2.27, assoeuaks ovin Inghhny
- BaHery Pack Irt. Vesfibule (Room 2.26A) we'th sIlumme&
h for acce.s.s and efrcss k Room 225.
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i t Dackst Nu2bar 50-346 (SariciNumbar1788Lic:n23 p'
- Attachment 2-Battery ..oom A (RoomNunber 429B) NPF-3 No.1
- ElectricalIsolationRoom.(Room 428A)-
rPaga 12 No. 2 Electrical Isolation Room (Room 429A) ~
Corridor (Room 411)
Purge Exhaust Equipment Room (Room 515) i Radwaste Exhaust Equipment & Main Station Exhaust Fan Room (Room 501) l Air Supply Equipment, Radwaste Fuel Handling Areas (Room 500) {
1 Lube Oil Storage Tank Room (Room 249) l Turbine Lube Oil Tank Room (Room 432)- -l
, 13. CONDUIT PROTECTION L
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- Install "..- .".. , ". . _ __-". around conduit 7...-.'.
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- 14. ADMINISTRATIVE CONTROLS The administrative controls and training procedures will be revised to follow supplemental staff guidelines contained in " Nuclear Fire Protection Functional Responsibilities, Administrative Controls and Quality Assurance," dated June 14, 1977, and will be implemented prior to start up following the first refueling outage. .
- 15. MISCELLANEOUS The hydrogen line routed through the component cooling water heat exchanger and pump room will be relocated to an area not containing safety related equipment.
- .