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Steep Slope Design - Simons/OSM Method <br />Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) ($) <br />106.77 15.0 2.5:1 2.5:1 2.5 0.035 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />---------- ------------------------------ <br />0.82 7.59** 19.1 0.724 1.56 <br />w/ Freeboard: 0.82 19.1 <br />** Non-uniform flow - Velocity shown is V=Q/A and may not be applicable <br />----DMax---- ----D50---- ----D10---- <br />(ft) (in) (ft) (in) (ft) (in) <br />0.94 11.25 0.75 9.00 0.25 3.00 <br />Runoff Peak <br />Volume Discharge <br />(ac-f t) <br />----------------- <br />--- ---------- (cfs) <br />------------ <br />-- <br /> <br />IN/OUT 8.44 ---------- <br />106.77 <br />********************************************************************a********** <br />J1, B1, S3 <br />S2F5 - REACH B <br />Drainage Area from J1, B1, S3, SWS(s)1-2: 21.9 acres <br />Total Contributing Drainage Area: 83.8 acres <br />MATERIAL: Rock Riprap <br />Trapezoidal Riprap Channel <br />Steep Slope Design - Simons/OSM Method <br />Design Bottom Manninq's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) ($) <br />---------------------------------------------- <br />144.54 15.0 2.5:1 2.5:1 2.5 0.037 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />------------------------------------------- <br />0.99 8.36** 19.9 0.850 1.58 <br />w/ Freeboard: 0.99 19.9 <br />** Non-uniform flow - Velocity shown is V=Q/A and may not be applicable <br />----DMax---- <br />(ft) (in) <br />----D50---- <br />(ft) (in) <br />----D10---- <br />(ft) (in) <br />0.94 11.25 0.75 9.00 0.25 3.00 <br />