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• <br />DRAINAGE CRITERIA MANUAL (V. 3) <br />CONSTRUCTION BEST MANAGEMENT PRACTICES <br />D <br />• <br />Normal <br />Inflow -? ' <br />. `e Riser (outlet) <br />1 <br />Normal Pool Le = total distance from <br />Normal Pool <br />Sheets of 4'xS'xl/2' <br />exterior <br />plywood or equivalent <br />J the point of Inflow <br />around the baffle to <br />the riser. <br />Riser <br /> 1 4' <br />e= L, + L2 <br />6' <br />T- Riser Crest Elevation <br />Posts min. size 4" <br />square or S" round. Set <br />at least 3' into the <br />ground. <br />From: Environmental Protection Agency, 1976 <br />Figure C-16-Temporary Sediment Basin Outlet Detail <br /> <br />9-1-99 <br />Urban Drainage and Flood Control District <br />C-49 <br />--- Inflow