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SEDCAD 4 for Windows <br />Copyriyrt ~ : 28 Pamela J. SUwab <br />Civil fiort..a~e Design <br />6 <br />Structure Detai/: <br />Structure >r 1 (Check Dam) <br />Check dam <br />Check Dam Inputs: <br />Height (ft) Porosity (%) slope (%) Manning's n sideslopes <br />Z:1 <br />~ 3.0 35.00 0.50 0.0350 3.0 ~ <br />Check Dam Results: <br />Trap Efficiency: 37.22 <br />Structure #2 /Grass Filterl <br />Grass filter <br />Grass Filter Inputs: <br />stiffness i <br />Roughness Grass Height Hydraulic Infl[raoon i Filter Length Filter Width Filler Slope <br />Coeffaent (in) Spaang (in) Rate (iph) (N sq m) ~ (R) (R) (°6) <br />0.0150 6.0 1.00 0.10 20.000 500.0 5.0 0.3 <br />Grass Filter Results: <br />Total lnfd[ration Volume: 0.0276 ac-R <br />F~Iter Infiltration Rate: 0.0058 cfs <br />Peak Flow Depth: 3.200 in <br />Critical Prone Veloaty: 1.0367 fps <br />Wedge Location: 3.05 ft' <br />~ sedimen[ Depth in Zone D: 0.0121 in <br />Trap EFfiaency: 69.4 °Po <br /> <br />F~lename~ yampal sc4 <br />Prmtetl 11-Oa-1996 <br />