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HomeMy WebLinkAboutApplication Files_82693_pg0767 72189 PR Type Ill 24-hr 100-Year Storm Rainfall=6.90" Prepared by{enter your company name here} Printed 7/26/2011 , HydroCAD®9.10 s/n 01237 02009 HydroCAD Software Solutions LLC Page 89 Area.(sf) CN Description - 14,161 69 50-75% Grass cover, Fair, HSG B 4,526 60 Woods, Fair, HSG B 3,661 56 Brush, Fair, HSG B 4,418 61 >75% Grass cover, Good, HSG B , 26,766 64 Weighted Average 26,766 100.00% Pervious Area Tc Length Slope Velocity Capacity Description , (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Min.Tc=6.0 ' Summary for Subcatchment PR3: Wetland Area Runoff - 0.01 cfs @ 12.36 hrs, Volume= 0.001 af, Depth= 0.47" ' 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 (sf) CN Description 1,610 35 Brush, Fair, HSG A ' 1,610 100.00% Pervious Area Tc Length Slope Velocity Capacity Description , min feet ft/ft ft/sec cfs 6.0 Direct Entry, Min. Tc=6.0 Summary for Subcatchment PR4A: Existing Development Along Route 30 ' Runoff - 4.21 cfs @ 12.12. hrs, Volume= 0.327 af, Depth= 3.23" 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 (sf) CN Description 421 36 Woods, Fair, HSG A ' 3,201 60 Woods, Fair, HSG B 4,142 35 Brush, Fair, HSG A 22,577 56 Brush, Fair, HSG B 10,649 69 50-75% Grass cover, Fair, HSG B ' 11,925 98 Impervious 52,915 67 Weighted Average 40,990 77.46% Pervious Area ' 11,925 22.54% Impervious Area