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� DAmato & Conversaiio Inc. page 2 <br />3/'LO/02 12:48:11 am <br />Everett Fire Station #5 <br />Storm Detention Calcs <br />Basin 2 <br />____________________________BASIN SUMMARY-- <br />� BASIN ID: E10 <br />SBUH METHCDOLOGY <br />TOTAL AREA.......: <br />RAINFALL TYPE....: <br />I PRGCIPITATION....: <br />TIME INTERVAL....: <br />NAME: EXISTING 10 YEAR <br />0.75 Acres <br />TYPElA <br />2.25 inches <br />10.00 min <br />BASEFLOWS: <br />AREA..: <br />CN....: <br />TC....: <br />0.00 cfs <br />PERV <br />0.50 Acres <br />86.00 <br />13.80 min <br />f- ABSTRACTION COEFF: 0.20 <br />I TcReach - Sheet L: 140.00 ns:0.1500 p2yr: 1.50 s:0.�42% <br />PEAK RATE: 0.21 cfs VOL: 0.09 Ac-ft TIMG: 480 min <br />� BASIN ID: E100 <br />SBUH METHODOLOGY <br />TOTAL AREA.......: <br />1 RAINFALL TYPE....: <br />PRECIPITATION....: <br />TIME INTERVAL....: <br />NAME: EXISTING 100 YEAR <br />0.75 Pcres <br />TYPEIA <br />3.25 inches <br />10.00 min <br />BASEFLOWS: <br />AREA..: <br />CN....: <br />TC...-: <br />0.00 cfs <br />PERV <br />0.50 Acres <br />86.00 <br />13.80 min <br />ABSTRACTION COEFF: 0.20 <br />TcReach - Sheet L: 14U.00 ns:0.1500 p2yr: 1.50 s:0.0429 <br />PEAK RATE: 0.36 cfs VOL: 0.14 Ac-ft TIME: 460 min <br />BASIN ID: E2 <br />SBUH METHODOLOGY <br />TOTAL AREA.......: <br />RAINFALL TYPE....: <br />PRECIPITATION....: <br />TIME INTERVAL....: <br />NAME: EXISTING 2 YEAR <br />0.75 Acres <br />TYFEIA <br />1.55 inches <br />10.00 min <br />BASEFLOWS: <br />AREA..: <br />CN...-: <br />TC....: <br />0.00 cfs <br />PERV <br />0.50 Acres <br />86.00 <br />13.80 min <br />ABSTRACTION COEFF: 0.20 <br />TcReach - Sneet L: 140.00 ns:0.1500 p2yr: 1.50 s:0.0429 <br />PEAK RATE: 0.12 cfs VOL: 0.05 Ac-ft TIME: 480 min <br />IMP <br />0.25 Acres <br />98.00 <br />6.30 min <br />IMP <br />0.25 Acres <br />98.00 <br />6.30 min <br />IMP <br />0.25 Acres <br />98.00 <br />6.30 min <br />� <br />� <br />