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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 />[49] Hint: Tc <2dt may require smaller dt <br />Runoff <br />Summary for Subcatchment 12S: Direct Discharge #3 <br />0.18 cfs @ 11.96 hrs, Volume= <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 10 -yr Rainfall= 4.10" <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 />Tc Length Slope Velocity Capacity Description <br />(min) (feet) (ft /ft) (ft /sec) (cfs) <br />0 <br />LL <br />5.0 <br />0.19 <br />0.18 <br />0.17 <br />0.16 <br />0.15 <br />0.14 <br />0.13 <br />0.12 <br />0.11 <br />0.1 <br />0.09 <br />0.08 <br />0.07 <br />0.06 <br />0.05 <br />0.04 <br />0.03 <br />0.02 <br />0.01 <br />0 <br />Direct Entry, <br />Subcatchment 12S: Direct Discharge #3 <br />Hydrograph <br />Type 11 24-hr 10 -yr Rainfall = 4.10" <br />Printed 12/1/2010 <br />Page 39 <br />0.007 af, Depth> 1.46" <br />✓ r r r <br />✓ 1 -1 11 <br />r I I r <br />✓ -1 r -1 <br />r r r r r r <br />1 r r r 1 r <br />r r r r r <br />r r r r <br />r r r <br />1 r <br />r r <br />I I I l I <br />8 cfs <br />rj�p� -b- Qiyr- - <br />Rai rrfatl 4.1 <br />r r l r l r <br />Runoff ■ree-2,6-51- <br />_;Rurloff rVoFunii= Q.OQ7raf_ _ <br />F Rai—toffDeipthl:6" - <br />r r r l r <br />r r Tic =SAO -rri in- - <br />I I I <br />r r r r <br />r r r r <br />N - <br />r r r r <br />I I l l <br />F <br />r <br />l <br />I <br />5 <br />10 <br />12 13 14 <br />Time (hours) <br />15 16 17 18 19 20 <br />❑ Runo <br />