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SEDCAD 4 for Windows <br />• r~„~,.~„ti~ toou _~nm a~,,,oi~ I Crhumh 6 <br />Structure Detai/; <br />Structure #I_(Check Dam1 <br />Rock check dam <br />Check Dam Inputs: <br />Sideslopes <br />Height (ft) Porosity (%) Slope (%) Manning's n (Z:1) <br />3.5 40.00 1.00 0.0400 2.5 <br />Check Dam Results: <br />Trap Efficiency: 30.10 <br />Structure ~2 Grass Fifterl <br />Vegetation Filter <br />Grass Filter Inputs: <br /> <br />Stiffness <br />Roughness Grass Height Hydraulic Infiltration Factor <br />Filter Length Filter Width Filter Slope <br />Coefficient (in) Spacing (in) Rate (iph) (N-sq m) (ft) (ft) (%) <br />0.0121 48.0 0.67 0.05 200.000 50.0 50.0 10.0 <br />Grass Filter Results: <br />Total Infiltration Volume: 0.0032 ac-ft <br />Filter Infiltration Rate: 0.0029 cfs <br />Peak Flow Depth: 0.133 in <br />Critical Prone Velocity: 1.3233 fps <br />Wedge Location: 0.00 ft <br />Sediment Depth in Zone D: 0.0418 in <br />Trap Efficiency: 73.9 <br />• Filename: Sec286orrowRockCheck.sc4 <br />Exh. 7-14P-17 <br />Printed OS-31-2007 <br />Revision Date: 9/02/07 <br />Revision No.: TR-68 <br />