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131074BAHM 2025-09-23 9/29/2025 1:29:27 PM Page 20 <br />BMP2 <br />Bottom Length: 492.00 ft. <br />Bottom Width: 5.00 ft. <br />Material thickness of first layer: 1.5 <br />Material type for first layer: BAHM 5 <br />Material thickness of second layer: 1.17 <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):0.333333333333333 <br />Orifice Diameter (in.):3 <br />Offset (in.):6 <br />Flow Through Underdrain (ac-ft.):186.753 <br />Total Outflow (ac-ft.):205.093 <br />Percent Through Underdrain:91.06 <br />Discharge Structure <br />Riser Height:0.5 ft. <br />Riser Diameter:36 in. <br />Notch Type:Rectangular <br />Notch Width:0.000 ft. <br />Notch Height:0.000 ft. <br />Element Outlets: <br />Outlet 1 Outlet 2 <br />Outlet Flows To: <br /> Bioretention Hydraulic Table <br />Stage(feet)Area(ac.)Volume(ac-ft.)Discharge(cfs)Infilt(cfs) <br />0.0000 0.2383 0.0000 0.0000 0.0000 <br />0.0370 0.2380 0.0004 0.0000 0.0000 <br />0.0741 0.2355 0.0008 0.0000 0.0000 <br />0.1111 0.2330 0.0013 0.0000 0.0000 <br />0.1481 0.2304 0.0017 0.0000 0.0000 <br />0.1852 0.2279 0.0022 0.0000 0.0000 <br />0.2222 0.2254 0.0027 0.0000 0.0000 <br />0.2592 0.2228 0.0032 0.0000 0.0000 <br />0.2963 0.2203 0.0037 0.0000 0.0000 <br />0.3333 0.2178 0.0043 0.0000 0.0000 <br />0.3703 0.2153 0.0049 0.0000 0.0000 <br />0.4074 0.2127 0.0054 0.0000 0.0000 <br />0.4444 0.2102 0.0060 0.0000 0.0000 <br />0.4814 0.2077 0.0067 0.0000 0.0000 <br />0.5185 0.2051 0.0073 0.0000 0.0000 <br />0.5555 0.2026 0.0080 0.0000 0.0000 <br />0.5925 0.2001 0.0086 0.0000 0.0000 <br />0.6296 0.1976 0.0093 0.0000 0.0000 <br />0.6666 0.1950 0.0100 0.0000 0.0000 <br />0.7036 0.1925 0.0107 0.0000 0.0000 <br />0.7407 0.1900 0.0115 0.0000 0.0000 <br />0.7777 0.1875 0.0122 0.0000 0.0000 <br />0.8147 0.1849 0.0130 0.0000 0.0000 <br />0.8518 0.1824 0.0138 0.0000 0.0000 <br />0.8888 0.1799 0.0146 0.0000 0.0000 <br />0.9258 0.1774 0.0155 0.0000 0.0000 <br />0.9629 0.1748 0.0163 0.0000 0.0000