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<br />I ' SEDCAD 4 for Windows <br />Copyrignt 7998 Pamela J. ScnwaG <br />Civil Software Design <br /> <br />Structure Detail: <br />Structure #1 (Grass Filter) <br />Grass Filter Inputs: <br />Stiffness <br />Roughness Grass Height Hydraulic Infiltration Factor Filter Length Filter Width Filter Slope <br />Coefficient (in) Spacing (in) Rate (iph) (ft) (ft) (%) <br />(N-sq m) <br />0.0096 12.0 0.59 0.15 20.000 25.0 75.0 10.0 <br />Grass Filter Results: <br />Total InfilVation Volume: 0.0001 ac-ft <br />Filter InfilVation Ra [e: 0.0065 cfs <br />Peak Flow Depth: 0.006 in <br />Critical Prone Velocity: 1.0367 fps <br />Wedge Location: 0.01 ft <br />Sediment DepN in Zone D: 0.0000 in <br />Trap Efficiency: 100.0 <br />• <br />u <br />Filename: sae-rwig.sc4 <br />Printed 11-17.2000 <br />