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COVENANT MEADOWS A Type 11 24-hr 2 YEAR Rainfall=2.86" <br />Prepared by ROSHELL ENGINEERING Printed 5/3/2017 <br />HydroCAD® 10.00-15 s/n 01744 © 2015 HydroCAD Software Solutions LLC Page 5 <br />Time span=5.00-120.00 hrs, dt=0.01 hrs, 11501 points <br />Runoff by SCS TR-20 method, UH=SCS, Weighted-CN <br />Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method <br />Subcatchment 5S: DIRECT Runoff Area=12,000 sf 100.00% Impervious Runoff Depth>2.58" <br />Flow Length=400' Slope=0.0050'/' Tc=6.3 min CN=98 Runoff=1.10 cfs 0.059 af <br />Subcatchment NE: PROPOSED Runoff Area=2.400 ac 20.00% Impervious Runoff Depth=0.08" <br />Flow Length=200' Slope=0.0500'/' Tc=12.6 min CN=51 Runoff=0.02 cfs 0.017 af <br />Subcatchment NW: PROPOSED Runoff Area=5.830 ac 20.00% Impervious Runoff Depth=0.08" <br />Flow Length=400' Tc=22.8 min CN=51 Runoff=0.06 cfs 0.041 af <br />Subcatchment SE: SE AREA Runoff Area=2.530 ac 30.00% Impervious Runoff Depth=0.21" <br />Flow Length=200' Slope=0.0500'/' Tc=12.6 min CN=57 Runoff=0.26 cfs 0.043 af <br />Pond 1P: NE POND <br />Pond 2P: SE POND <br />Pond 3P: NW POND <br />Peak Elev=884.01' Storage=37 cf Inflow=0.02 cfs 0.017 af <br />Outflow=0.02 cfs 0.017 af <br />Peak EIev=884.03' Storage=184 cf Inflow=0.26 cfs 0.043 af <br />Outflow=0.11 cfs 0.043 af <br />Peak Elev=894.01' Storage=89 cf Inflow=0.06 cfs 0.041 af <br />Outflow=0.06 cfs 0.041 af <br />Total Runoff Area = 11.035 ac Runoff Volume = 0.160 af Average Runoff Depth = 0.17" <br />75.71% Pervious = 8.355 ac 24.29% Impervious = 2.680 ac <br />You created this PDF from an application that is not licensed to print to novaPDF printer (http://www.novapdf.com) <br />