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UWA10002 - Proposed Type 11 24-hr 100 -yr Rainfall = 5.90" <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 46 <br />Time span =5.00 -20.00 hrs, dt =0.05 hrs, 301 points <br />Runoff by SCS TR -20 method, UH =SCS <br />Reach routing by Stor- Ind +Trans method - Pond routing by Stor -Ind method <br />Subcatchment 1S: Drainage Area #1 Runoff Area = 36.775 sf 75.23% Impervious Runoff Depth >4.35" <br />Tc =5.0 min CN =89 Runoff =6.55 cfs 0.306 af <br />Subcatchment 2S: Drainage Area #2 Runoff Area = 53.272 sf 84.56% Impervious Runoff Depth >4.66" <br />Tc =5.0 min CN =92 Runoff =9.89 cfs 0.474 af <br />Subcatchment 3S: Drainage Area #3 Runoff Area = 74.386 sf 87.00% Impervious Runoff Depth >4.75" <br />Tc =5.0 min CN =93 Runoff =13.97 cfs 0.677 af <br />Subcatchment 8S: Drainage Area #4 Runoff Area = 38.331 sf 100.00% Impervious Runoff Depth >5.18" <br />Tc =5.0 min CN =98 Runoff =7.48 cfs 0.380 af <br />Subcatchment 10S: Direct Discharge #1 Runoff Area =1,170 sf 50.17% Impervious Runoff Depth >3.43" <br />Tc =5.0 min CN =80 Runoff =0.17 cfs 0.008 af <br />Subcatchment 11S: Direct Discharge #2 Runoff Area =2,310 sf 59.96% Impervious Runoff Depth >3.73" <br />Tc =5.0 min CN =83 Runoff =0.37 cfs 0.016 af <br />Subcatchment 12S: Direct Discharge #3 Runoff Area =2,651 sf 33.50% Impervious Runoff Depth >2.77" <br />Tc =5.0 min CN =73 Runoff =0.33 cfs 0.014 af <br />Subcatchment 13S: Direct Discharge #4 Runoff Area =3,623 sf 41.98% Impervious Runoff Depth >3.14" <br />Tc =5.0 min CN =77 Runoff =0.50 cfs 0.022 af <br />Reach 4R: NW Sunwood Catch Basin Inflow =6.73 cfs 0.314 af <br />Outflow =6.73 cfs 0.314 af <br />Reach 5R: S Civic Center Catch Basin Inflow =10.26 cfs 0.491 af <br />Outflow =10.26 cfs 0.491 af <br />Reach 6R: N Sunwood Catch Basin Inflow =14.30 cfs 0.691 af <br />Outflow =14.30 cfs 0.691 af <br />Reach 7R: Total Site Inflow =39.27 cfs 1.897 af <br />Outflow =39.27 cfs 1.897 af <br />Reach 9R: NE Sunwood Catch Basin Inflow =7.98 cfs 0.402 af <br />Outflow =7.98 cfs 0.402 af <br />Total Runoff Area = 4.879 ac Runoff Volume = 1.897 af Average Runoff Depth = 4.67" <br />15.24% Pervious = 0.743 ac 84.76% Impervious = 4.135 ac <br />