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F. Conveyance Analysis <br /> Sub basin—Concrete Inlet: <br /> Runoff = 0.06 cfs @ 0.02 hrs, Volume= 0.015 at Depth> 7.64' <br /> Runoff by Rational method,Rise/Fall=1.0/1.0 xTc,Time Span=0.00-3.00 hrs,dt=0.01 hrs <br /> Rainfall Duration=1,440 min, Inten=2.60 in/hr <br /> Area(sf) C Description <br /> 1,050 0.98 Paved parking,HSG C <br /> 1,050 0.98 100.00%Impervious Area <br /> Tc Length Slope Velocity Capacity Description <br /> (min) (feet) (ftAt) (ft/sec) (ds) <br /> 0.8 35 0.0200 0.78 Sheet Flow,Driveway/Walkways <br /> Smooth surfaces n=0.011 P2=1.55' <br /> Runoff = 0.07 ds @ 11.92 hrs, Volume= 0.003 af, Depth> 1.65' <br /> Runoff by SBUH method,Split PerviousAmperv.,Time Span=5.00-20.00 hrs,dt=0.05 hrs <br /> Type 1124-hr Rainfall=2.00" <br /> Area(sf) CN Description <br /> 1,050 98 Paved roads w/curbs&sewers,HSG C <br /> 1,050 98 100.00%Impervious Area <br /> Tc Length Slope Velocity Capacity Description <br /> (min) (feet) (ft/ft) (ft/sec) (cfs) <br /> 0.8 35 0.0200 0.78 Sheet Flow,Driveway <br /> Smooth surfaces n=0.011 P2=1.55' <br />