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a T <br /> Pervious Land Use acre <br /> Pervious Total 0 <br /> Impervious Land Use acre <br /> ROADS FLAT 0.25 <br /> Impervious Total 0.25 <br /> Basin Total 0.25 <br /> Element Flows To: <br /> Surface Interflow Groundwater <br /> Surface retention 1 Surface retention 1 <br /> Name : Bioretention 1 <br /> Bottom Length: 32.50 ft. <br /> Bottom Width: 3.00 ft. <br /> Material thickness of first layer: 1.5 <br /> Material type for first layer: SMMWW 12 in/hr <br /> Material thickness of second layer: 2 <br /> Material type for second layer: GRAVEL <br /> Material thickness of third layer: 0 <br /> Material type for third layer: GRAVEL <br /> Underdrain used <br /> Underdrain Diameter (feet) : 0.5 <br /> Orifice Diameter (in.) : 6 <br /> Offset (in.) : 0 <br /> Flow Through Underdrain (ac-ft.) : 40.413 <br /> Total Outflow (ac-ft.) : 40.521 <br /> Percent Through Underdrain: 99.73 <br /> Discharge Structure <br /> Riser Height: 0.5 ft. <br /> Riser Diameter: 12 in. <br /> Element Flows To: <br /> Outlet 1 Outlet 2 <br /> Bioretention 1 Hydraulic Table <br /> Stage(feet) Area(ac.) Volume(ac-ft.) Discharge(cfs) Infilt(cfs) <br /> 0.0000 0.0295 0.0000 0.0000 0.0000 <br /> 0.0495 0.0291 0.0001 0.0000 0.0000 <br /> 0.0989 0.0285 0.0001 0.0000 0.0000 <br /> 0.1484 0.0280 0.0002 0.0000 0.0000 <br /> 0.1978 0.0275 0.0002 0.0000 0.0000 <br /> 0.2473 0.0270 0.0003 0.0001 0.0000 <br /> 0.2967 0.0265 0.0004 0.0002 0.0000 <br />