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UWA10002 - Proposed Type 11 24-hr 1" Event Rainfall =1.00" <br />Prepared by {enter your company name here} Printed 12/1/2010 <br />HydroCAD® 9.10 s/n 01542 © 2009 HydroCAD Software Solutions LLC Page 11 <br />[49] Hint: Tc <2dt may require smaller dt <br />Runoff <br />5.0 <br />Summary for Subcatchment 12S: Direct Discharge #3 <br />0.00 cfs @ 15.17 hrs, Volume= <br />Tc Length Slope Velocity Capacity Description <br />(min) (feet) (ft /ft) (ft /sec) (cfs) <br />Area (sf) CN Description <br />888 98 Paved parking, HSG B <br />1,763 61 >75% Grass cover, Good, HSG B <br />2,651 73 Weighted Average <br />1,763 66.50% Pervious Area <br />888 33.50% Impervious Area <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 1" Event Rainfall= 1.00" <br />1 1 <br />, 1 1 1 1 <br />0.000 1 1 <br />0.000. - <br />= i t 1 1 1 1 1 1 i <br />0.000 + - - -+ + + + <br />0.000 - Type II -24- tat' -'11 r- -Event 1 <br />Direct Entry, <br />0.000 af, Depth> 0.01" <br />Subcatchment 12S: Direct Discharge #3 <br />Hydrograph <br />6 7 8 9 10 11 12 13 14 <br />Time (hours) <br />0.000= i <br />o 'er RainfaFh1.00" 7 1 <br />01 ' -R tnaff- Atea2,6 1 9�f <br />of ), -R aff Volurtie-0.000 -al <br />af' - R6nat-fiD6- pfht >E}.b1" + <br />o -T-d=5;0-min- <br />0 _ <br />, i I I I I I 1 <br />0= ,T 7 1 <br />0- , L 1 1 i 1 i <br />0� r - r -t 1 7 1 <br />0 ' 1 1 I <br />�� <br />0 1 + <br />15 <br />16 <br />17 <br />18 <br />19 <br />20 <br />❑ Runo <br />