ML121800312
| ML121800312 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| 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 Fire Area Area Description NFPA 805 Basis Fire Area CDF Fire Area LERF VFDR (Yes/No) RAs Fire Risk Eval. CDF Fire Risk Eval. LERF Additional Risk of RAs (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 AA Fire Zone 2007-LL (B HPSI, LPSI, and Containment Spray Pump room and gallery) 4.2.4.2 1.52E-06 1.67E-8 yes no
-9.70E-07
-3.22E-08 n/a AAC Fire Zones SBOD and 2MH12 (alternate AC diesel and nearby manhole) 4.2.3.2 1.06E-09 1.06E-9 no n/a n/a n/a n/a Admin administration building 4.2.3.2 n/a n/a no n/a n/a n/a n/a B-2 miscellaneous turbine building fire compartments 4.2.4.2 5.41E-06 1.23E-07 yes yes
-1.19E-04
-3.98E-06 1.22E-04/
1.56E-06 B-3 Fire Zones 2091-BB, 2112-BB and 2183-J (electrical penetration rooms) 4.2.4.2 4.13E-07 1.32E-08 yes yes
-1.96E-06
-6.49E-08 7.90E-09/
1.90E-10 B-4 Fire Zone 2154-E (CEDM equipment room) 4.2.4.2 3.26E-06 3.61E-08 yes yes 2.60E-07
-5.17E-08 4.86E-05/
5.26E-07 B-5 Fire Zones 2149-B and 2158-F (stairwells 2001 and 2055) 4.2.3.2 4.06E-09 1.21E-10 no n/a n/a n/a n/a
Table W-2 ANO-2 Fire Area Risk Summary Fire Area Area Description NFPA 805 Basis Fire Area CDF Fire Area LERF VFDR (Yes/No) RAs Fire Risk Eval. CDF Fire Risk Eval. LERF Additional Risk of RAs (CDF/LERF)
B-6 Fire Zones 2006-LL, 2010-LL, 2011-LL, and 2014-LL (general access, C HPSI pump room, tendon gallery access, and A HPSI, LPSI and Containment Spray Pump room) 4.2.4.2 1.56E-06 1.70E-08 yes no 3.00E-08 3.00E-10 n/a CC Fire Zone 2024-JJ (turbine-driven emergency feedwater pump room) 4.2.3.2 1.49E-09 3.85E-11 no n/a n/a n/a n/a DD Fire Zones 2019-JJ, 2032-JJ, 2040-JJ, and 2068-DD (boric acid condensate tank room, spent resin storage tank room, corridor, and hot machine shop) 4.2.4.2 2.45E-06 2.76E-08 yes no
-2.85E-06
-9.64E-08 n/a EE-L Fire Zones 2055-JJ and 2084-DD (piping penetration rooms) 4.2.4.2 3.81E-07 7.53E-09 yes yes
-7.89E-07
-2.64E-08 9.56E-07/
3.12E-08 EE-U Fire Zone 2111-T (lower south electrical penetration room) 4.2.4.2 2.03E-06 4.81E-08 yes yes
-5.77E-06
-1.94E-07 1.54E-05/
4.59E-07 FF Fire Zone 2025-JJ (motor-driven emergency feedwater pump room) 4.2.3.2 1.15E-08 3.66E-10 no n/a n/a n/a n/a G
Fire Zones 2199-G, 2119-H, 2136-I, 2137-I, 2150-C, 2098-C, and 2098-L (control room and other alternate shutdown areas) 4.2.4.2 2.64E-06 3.52-08 yes yes
-2.65E-06
-9.78E-08 7.42E-05/
1.64E-06 GG Fire Zones 2076-HH and 2081-HH (electrical equipment room and upper north and lower north piping penetration room) 4.2.4.2 1.03E-06 2.17E-08 yes yes
-1.12E-05
-3.82E-07 2.93E-05/
9.51E-07
Table W-2 ANO-2 Fire Area Risk Summary Fire Area Area Description NFPA 805 Basis Fire Area CDF Fire Area LERF VFDR (Yes/No) RAs Fire Risk Eval. CDF Fire Risk Eval. LERF Additional Risk of RAs (CDF/LERF)
HH Fire Zones 2063-DD, 2072-R, 2073-DD, 2096-M, 2106-R, and 2107-N (sample room, VCT room, 2B-62 room, 2B-63 room, degasifier vacuum pump room, and corridor) 4.2.4.2 3.11E-06 4.65E-08 yes no
-5.80E-07
-2.18E-08 n/a II Fire Zone 2101-AA (north switchgear 2A-3 room) 4.2.4.2 2.90E-06 9.31E-08 yes no
-1.33E-04
-4.52E-06 n/a JJ Fire Zone 2109-U (corridor) 4.2.4.2 2.70E-06 7.97E-08 yes yes
-3.78E-06
-1.21E-07 2.82E-04/
3.27E-06 K
Fire Zones 16-Y and 2020-JJ (clean waste receiver tank room and boron holdup tank vault) 4.2.3.2 6.47E-10 1.44E-11 no n/a n/a n/a n/a KK Fire Zones 2093-P, 2114-I and 2115-I (south EDG room, EDG air intake room, and boric acid makeup tank room) 4.2.4.2 1.72E-07 5.22E-09 yes no n/a L
Fire Zone TKVLT (diesel fuel storage vault) 4.2.3.2 1.86E-08 4.32E-10 no n/a n/a n/a n/a MM Fire Zones 2099-W and 2103-V (west DC equipment room and west battery room) 4.2.4.2 3.28E-06 7.85E-08 yes yes
-2.06E-05
-7.94E-07 6.36E-05/
1.81E-06 NN Fire Zones 2032-K and 2033-K (containment building south side and containment building north side) 4.2.4.2 3.04E-06 7.76E-08 yes no n/a OO Intake Structure 4.2.4.2 1.62E-07 1.84E-09 yes yes 1.62E-07 1.84E-09 1.72E-06/
1.60E-08
Table W-2 ANO-2 Fire Area Risk Summary Fire Area Area Description NFPA 805 Basis Fire Area CDF Fire Area LERF VFDR (Yes/No) RAs Fire Risk Eval. CDF Fire Risk Eval. LERF Additional Risk of RAs (CDF/LERF)
QQ Fire Zones 2094-Q and 2114-I (north EDG room and EDG air intake room) 4.2.3.2 3.98E-07 1.26E-08 no n/a n/a n/a n/a SS Fire Zones 2097-X, 2100-Z and 2102-Y (east DC equipment room, south switchgear room and east battery room) 4.2.4.2 2.81E-06 7.43E-08 yes yes
-3.75E-05
-1.28E-06 2.48E-05/
6.95E-07 TT Fire Zone 2108-S (electrical equipment room) 4.2.4.2 2.86E-06 4.47E-08 yes yes
-2.37E-05
-7.95E-07 1.16E-05/
3.83E-07 YD YARD 4.2.3.2 6.73E-07 1.28E-08 no n/a n/a n/a n/a TOTAL 4.30E-05 8.34E-07
-3.470E-04
-1.26E-05 6.74E-04/
1.13E-05