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SEDCAD 4 for Windows <br />Copyright 1998 Pamela J Schwab <br />Civil Sotlware Design <br />• <br />Structure #1 (Grass Filter] <br />Grass Filter <br />Grass Filter Inputs: <br />Structure Detai/; <br />Roughness Grass Height Hydraulic Infiltrahon Stiffness Filter Length Filter Wldth Filter Slope <br />Coeff¢ient (in) Spacing (in) Rate (iph) Na~O <br />n (ft) (ft) (°/o) <br />r <br />0.0121 9.0 0.67 0.20 20.000 25.0 5.0 10.0 <br />Grass Filter Results: <br />• <br /> <br />Filename: grassl.sc4 <br />Total Infiltration Volume: 0.0000 ac-ft <br />Filter Infiltration Rate: 0.0006 cfs <br />Peak Flow Depth: 0.069 in <br />Critical Prone Velocity: 1.0367 fps <br />Wedge Location: 0.99 ft <br />Sediment Depth in Zone D: 0.1255 in <br />Trap Effaency: 78.8 <br />APPBtOV~D NOV 1 2 1998 <br />Printed 11-03-1998 <br />