ML121800312

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Handouts at the June 29, 2012 NFPA 805 Meeting at the Hq - Item #2, Table W-2 ANO-2 Fire Area Risk Summary
ML121800312
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 06/28/2012
From: David Bice
Entergy Operations
To: Kalyanam N
Plant Licensing Branch IV
Kalyanam N, NRR/DLPM, 415-1480
Shared Package
ML121800304 List:
References
TAC ME8282
Download: ML121800312 (4)


Text

Response to Item #2 Table W-2 ANO-2 Fire Area Risk Summary Additional Fire NFPA 805 Fire Area Fire Area VFDR Fire Risk Fire Risk Area Description RAs Risk of RAs Area Basis CDF LERF (Yes/No) Eval. CDF Eval. LERF (CDF/LERF) 2MH01E concrete manhole east 4.2.3.2 4.89E-09 4.93E-11 yes no 4.89E-09 4.93E-11 n/a 2MH02E concrete manhole east 4.2.3.2 5.09E-09 5.13E-11 yes no 5.09E-09 5.13E-11 n/a 2MH03E concrete manhole east 4.2.3.2 9.99E-08 2.65E-09 yes no -5.66E-06 -1.89E-07 n/a 2MH01W concrete manhole west 4.2.3.2 8.10E-09 1.67E-10 no n/a n/a n/a n/a 2MH02W concrete manhole west 4.2.3.2 8.10E-09 1.67E-10 no n/a n/a n/a n/a 2MH03W concrete manhole west 4.2.3.2 9.23E-09 1.90E-10 no n/a n/a n/a n/a Fire Zone 2007-LL (B HPSI, AA LPSI, and Containment Spray 4.2.4.2 1.52E-06 1.67E-8 yes no -9.70E-07 -3.22E-08 n/a Pump room and gallery)

Fire Zones SBOD and 2MH12 AAC (alternate AC diesel and 4.2.3.2 1.06E-09 1.06E-9 no n/a n/a n/a n/a nearby manhole)

Admin administration building 4.2.3.2 n/a n/a no n/a n/a n/a n/a miscellaneous turbine building 1.22E-04/

B-2 4.2.4.2 5.41E-06 1.23E-07 yes yes -1.19E-04 -3.98E-06 fire compartments 1.56E-06 Fire Zones 2091-BB, 2112-BB 7.90E-09/

B-3 and 2183-J (electrical 4.2.4.2 4.13E-07 1.32E-08 yes yes -1.96E-06 -6.49E-08 1.90E-10 penetration rooms)

Fire Zone 2154-E (CEDM 4.86E-05/

B-4 4.2.4.2 3.26E-06 3.61E-08 yes yes 2.60E-07 -5.17E-08 equipment room) 5.26E-07 Fire Zones 2149-B and 2158-F B-5 4.2.3.2 4.06E-09 1.21E-10 no n/a n/a n/a n/a (stairwells 2001 and 2055)

Table W-2 ANO-2 Fire Area Risk Summary Additional Fire NFPA 805 Fire Area Fire Area VFDR Fire Risk Fire Risk Area Description RAs Risk of RAs Area Basis CDF LERF (Yes/No) Eval. CDF Eval. LERF (CDF/LERF)

Fire Zones 2006-LL, 2010-LL, 2011-LL, and 2014-LL (general access, C HPSI pump room, B-6 4.2.4.2 1.56E-06 1.70E-08 yes no 3.00E-08 3.00E-10 n/a tendon gallery access, and A HPSI, LPSI and Containment Spray Pump room)

Fire Zone 2024-JJ (turbine-CC driven emergency feedwater 4.2.3.2 1.49E-09 3.85E-11 no n/a n/a n/a n/a pump room)

Fire Zones 2019-JJ, 2032-JJ, 2040-JJ, and 2068-DD (boric DD acid condensate tank room, 4.2.4.2 2.45E-06 2.76E-08 yes no -2.85E-06 -9.64E-08 n/a spent resin storage tank room, corridor, and hot machine shop)

Fire Zones 2055-JJ and 2084-DD 9.56E-07/

EE-L 4.2.4.2 3.81E-07 7.53E-09 yes yes -7.89E-07 -2.64E-08 (piping penetration rooms) 3.12E-08 Fire Zone 2111-T (lower south 1.54E-05/

EE-U 4.2.4.2 2.03E-06 4.81E-08 yes yes -5.77E-06 -1.94E-07 electrical penetration room) 4.59E-07 Fire Zone 2025-JJ (motor-FF driven emergency feedwater 4.2.3.2 1.15E-08 3.66E-10 no n/a n/a n/a n/a pump room)

Fire Zones 2199-G, 2119-H, 2136-I, 2137-I, 2150-C, 2098-C, 7.42E-05/

G 4.2.4.2 2.64E-06 3.52-08 yes yes -2.65E-06 -9.78E-08 and 2098-L (control room and 1.64E-06 other alternate shutdown areas)

Fire Zones 2076-HH and 2081-HH (electrical equipment 2.93E-05/

GG 4.2.4.2 1.03E-06 2.17E-08 yes yes -1.12E-05 -3.82E-07 room and upper north and lower 9.51E-07 north piping penetration room)

Table W-2 ANO-2 Fire Area Risk Summary Additional Fire NFPA 805 Fire Area Fire Area VFDR Fire Risk Fire Risk Area Description RAs Risk of RAs Area Basis CDF LERF (Yes/No) Eval. CDF Eval. LERF (CDF/LERF)

Fire Zones 2063-DD, 2072-R, 2073-DD, 2096-M, 2106-R, and 2107-N (sample room, HH 4.2.4.2 3.11E-06 4.65E-08 yes no -5.80E-07 -2.18E-08 n/a VCT room, 2B-62 room, 2B-63 room, degasifier vacuum pump room, and corridor)

Fire Zone 2101-AA (north II 4.2.4.2 2.90E-06 9.31E-08 yes no -1.33E-04 -4.52E-06 n/a switchgear 2A-3 room) 2.82E-04/

JJ Fire Zone 2109-U (corridor) 4.2.4.2 2.70E-06 7.97E-08 yes yes -3.78E-06 -1.21E-07 3.27E-06 Fire Zones 16-Y and 2020-JJ K (clean waste receiver tank room 4.2.3.2 6.47E-10 1.44E-11 no n/a n/a n/a n/a and boron holdup tank vault)

Fire Zones 2093-P, 2114-I and 2115-I (south EDG room, EDG KK 4.2.4.2 1.72E-07 5.22E-09 yes no n/a air intake room, and boric acid makeup tank room)

Fire Zone TKVLT (diesel fuel L 4.2.3.2 1.86E-08 4.32E-10 no n/a n/a n/a n/a storage vault)

Fire Zones 2099-W and 2103-V 6.36E-05/

MM (west DC equipment room and 4.2.4.2 3.28E-06 7.85E-08 yes yes -2.06E-05 -7.94E-07 1.81E-06 west battery room)

Fire Zones 2032-K and 2033-K (containment building south NN 4.2.4.2 3.04E-06 7.76E-08 yes no n/a side and containment building north side) 1.72E-06/

OO Intake Structure 4.2.4.2 1.62E-07 1.84E-09 yes yes 1.62E-07 1.84E-09 1.60E-08

Table W-2 ANO-2 Fire Area Risk Summary Additional Fire NFPA 805 Fire Area Fire Area VFDR Fire Risk Fire Risk Area Description RAs Risk of RAs Area Basis CDF LERF (Yes/No) Eval. CDF Eval. LERF (CDF/LERF)

Fire Zones 2094-Q and 2114-I QQ (north EDG room and EDG air 4.2.3.2 3.98E-07 1.26E-08 no n/a n/a n/a n/a intake room)

Fire Zones 2097-X, 2100-Z and 2102-Y (east DC equipment 2.48E-05/

SS 4.2.4.2 2.81E-06 7.43E-08 yes yes -3.75E-05 -1.28E-06 room, south switchgear room 6.95E-07 and east battery room)

Fire Zone 2108-S (electrical 1.16E-05/

TT 4.2.4.2 2.86E-06 4.47E-08 yes yes -2.37E-05 -7.95E-07 equipment room) 3.83E-07 YD YARD 4.2.3.2 6.73E-07 1.28E-08 no n/a n/a n/a n/a 6.74E-04/

TOTAL 4.30E-05 8.34E-07 -3.470E-04 -1.26E-05 1.13E-05