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HomeMy WebLinkAboutApplication Files_82693_pg0665 72189 EX Type 11124-hr?00-Year Storm Rainfall=6.90" Prepared by{enter your company name here) Printed 7/26/2011 HydroCAM E00 s/n 01237 ©2009 HydroCAD Software Solutions LLC Page 37 Summary for Subcatchment EMA: Woods Along Route 5 Runoff = 1.81 cfs @ 13.16 hrs, Volume= 0.687-af, Depth= 0.53" Runoff by SCS TR-20 method, UH=SCS, Time Span=0.00-72.00 hrs, dt=0.05 hrs Type III 24-hr 100-Year Storm Rainfall=6.90" Area(so CN Description 348,919 36 Woods, Fair, HSG A 11,488 60 Woods, Fair, HSG B 1,645 56 Brush, Fair, HSG B 316,483 35 Brush, Fair, HSG A 678,535 36 Weighted Average 678,535 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 9.7 50 0.0360 0.09 Sheet Flow, A-B Woods: Light underbrush n=0.400 P2= 3.20" 40.0 650 0.0015 0.27 Shallow Concentrated Flow, B-C Short Grass Pasture Kv=7.0 fps 1.1 60 0.0167 0.90 Shallow Concentrated Flow, C-D Short Grass Pasture Kv= 7.0 fps 7.5 215 0.0046 0.47 Shallow Concentrated Flow, D-E Short Grass Pasture Kv=7.0 fps 58.3 975 Total Summary for Subcatchment EX1 B: Drive-In & Route 5 Railroad Tracks Runoff - 53.34 cfs @ 12.57 hrs, Volume= 7.786 af, Depth= 3.54" Runoff by SCS TR-20 method, UH=SCS,Time Span= 0.00-72.00 hrs, dt= 0.05 hrs Type tll 24-hr 100-Year Storm Rainfall=6.90" Area (sf) CN Description 140,789 98 Impervious 38,965 82 Dirt roads, HSG B 72,398 36 Woods, Fair, HSG A 171,376 60 Woods, Fair, HSG B 372,590 85 Drive-In Pavement, HSG B 9,727 85 Gravel roads, HSG B 69,196 35 Brush, Fair, HSGA 256,774 56 Brush, Fair, HSG B 19,354 61 >75% Grass cover, Good, HSG B 1,151,169 70 Weighted Average 1,010,380 87.77% Pervious Area 140,789 12.23% Impervious Area