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UWA10002 - Proposed <br />Prepared by {enter your company name here} <br />HydroCAD® 9.10 s/n 01542 © 2009 HydroCAD Software Solutions LLC <br />Summary for Subcatchment 2S: Drainage Area #2 <br />[49] Hint: Tc <2dt may require smaller dt <br />Runoff = 9.89 cfs @ 11.95 hrs, Volume= 0.474 af, Depth> 4.66" <br />Runoff by SCS TR -20 method, UH =SCS, Time Span= 5.00 -20.00 hrs, dt= 0.05 hrs <br />Type II 24 -hr 100 -yr Rainfall = 5.90" <br />5.0 <br />10 <br />3 <br />Area (sf) CN Description <br />45,046 98 Paved parking, HSG B <br />8,226 61 >75% Grass cover, Good, HSG B <br />53,272 92 Weighted Average <br />8,226 15.44% Pervious Area <br />45,046 84.56% Impervious Area <br />Tc Length Slope Velocity Capacity Description <br />(min) (feet) (ft /ft) (ft /sec) (cfs) <br />Subcatchment 2S: Drainage Area #2 <br />Hydrograph <br />9.89 efs <br />Type II 24 -hr 100 -yr <br />Rainfall= 5.90" <br />Runoff Area =53,272 sf <br />Runoff Volume =0.474 af <br />Runoff Depth >4.66" <br />Tc =5.0 min <br />CN =92 <br />10 <br />11 <br />Direct Entry, <br />12 13 14 15 <br />Time (hours) <br />16 <br />Type 11 24-hr 100 -yr Rainfall = 5.90" <br />Printed 12/1/2010 <br />Page 48 <br />17 <br />18 <br />19 <br />20 <br />❑ Runo <br />