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COVENANT MEADOWS A Type 11 24-hr 100 YEAR Rainfall=7.06" <br />Prepared by ROSHELL ENGINEERING Printed 5/3/2017 <br />HydroCAD® 10.00-15 s/n 01744 © 2015 HydroCAD Software Solutions LLC Page 28 <br />Summary for Subcatchment 5S: DIRECT <br />Runoff = 2.75 cfs @ 11.97 hrs, Volume= <br />0.151 af, Depth> 6.56" <br />Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 5.00-120.00 hrs, dt= 0.01 hrs <br />Type II 24-hr 100 YEAR Rainfall=7.06" <br />Area (sf) CN Description <br />12,000 98 Paved parking, HSG A <br />12,000 100.00% Impervious Area <br />Tc Length Slope Velocity Capacity Description <br />(min) (feet) (ft/ft) (ft/sec) (cfs) <br />6.3 400 0.0050 1.06 Shallow Concentrated Flow, DITCH GRASSED <br />Grassed Waterway Kv= 15.0 fps <br />0 <br />LL <br />3 <br />2.75 cfs <br />Subcatchment 5S: DIRECT <br />Hydrograph <br />00 YEAR <br />Runo <br />Ru <br />Type II 24-hr <br />Rapnfall=7,06" <br />Area=12000 sf <br />noff Volume=0.151 af <br />Runoff Depth>656" <br />Flow Length=400' <br />Slope=0.0050 <br />Tc=6.3 <br />CN <br />min <br />=98 <br />10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 <br />Time (hours) <br />■ Runoff <br />You created this PDF from an application that is not licensed to print to novaPDF printer (http://www.novapdf.com) <br />