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HomeMy WebLinkAboutApplication Files_82693_pg0766 72189 PR Type I//24-hr 100-Year Storm Rainfall=6.90" ' Prepared by{enter your company name here} Printed 7/26/2011 HydroCADO 9.10 s/n 01237 0 2009 HydroCAD Software Solutions LLC Page 88_ ' Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Min.Tc=6.0 ' Summary for Subcatchment PR1 L: Roadway in front of Studio 3 ' Runoff - 1.42 cfs @ 12.09 hrs, Volume= 0.119 af, Depth= 6.66" 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 9,344 98 Impervious ' 9,344 100.00% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Min Te=6.0 ' Summary for Subcatchment PR1 M: Majority of Site Runoff = 94.21 cfs @ 12.09 hrs, Volume= 7.609 af, Depth= 6.31" ' 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 18,680 39 >75% Grass cover, Good, HSG A ' 19,911 61 >75% Grass cover, Good, HSG B 592,094 98 Impervious 630,685 95 Weighted Average 38,591 6.12% Pervious Area ' 592,094 93.88% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (fUft) (ft/sec) (cfs) 6.0 Direct Entry, Min.Tc=6.0 ' Summary for Subcatchment PR2: Offsite Chapel Road Runoff - 2.04 cfs @ 12.10 hrs, Volume= 0.150 af, Depth= 2.93" ' 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" r