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UWA10002 - Existing <br />Prepared by {enter your company name here} <br />HydroCAD® 9.10 s/n 01542 © 2009 HydroCAD Software Solutions LLC <br />Summary for Subcatchment 1S: Existing <br />[49] Hint: Tc <2dt may require smaller dt <br />Runoff = 16.85 cfs @ 11.96 hrs, Volume= 0.712 af, Depth> 1.75" <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 />Area (ac) <br />0.050 <br />4.830 <br />4.880 <br />4.830 <br />0.050 <br />Tc Length <br />(min) (feet) <br />5.0 <br />0 <br />LL <br />18 <br />17 <br />16 <br />15 <br />14 <br />13 <br />12 <br />11 <br />10 <br />9 <br />8 <br />7 <br />6 <br />5 <br />4 <br />3 <br />2 <br />1 <br />0 _ <br />5 <br />CN Description <br />98 Paved parking, HSG B <br />61 >75% Grass cover, Good, HSG B <br />61 Weighted Average <br />98.98% Pervious Area <br />1.02% Impervious Area <br />Slope <br />(ft /ft) <br />Velocity Capacity Description <br />(ft /sec) (cfs) <br />I <br />T <br />T Type 1 124 -h r 100_yr <br />1 <br />/ / /�.,.� / / //rj <br />Rainfall =5.90" <br />Runoff Area =4.880 ac <br />- Runoff - Volume= 0:71 - 2 af <br />Runoff Depth >1.75" <br />Tc =5.0 min <br />CN =61 <br />10 <br />11 <br />Direct Entry, <br />Subcatchment 1S: Existing <br />Hydrograph <br />12 13 14 <br />Time (hours) <br />15 <br />16 <br />Type 11 24-hr 100 -yr Rainfall = 5.90" <br />Printed 12/1/2010 <br />Page 9 <br />17 <br />18 <br />19 <br />20 <br />❑ Runo <br />