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Stee <br />Design <br />Discharge <br />(cfsj <br />102.91 <br />Depth <br />(ft) <br />--0.77 <br />w/ Freeboard: 0.77 <br />p Slope Design - Simons/OSM Method <br />Bottom Manning's <br />Width ZLeft ZRight Slope n <br />(ft) ($) <br />---------------------------------------- <br />--------------------------- ------- <br />20.0 3.0:1 3.0:1 2.5 0.035 <br />Top Hydraulic Froude <br />Velocity Width Radius Number <br />(fpsj (ftj <br />---------------------------------------- <br />6.00 * 24.6 0.690 1.27 <br />24.6 <br />** Non-uniform flow - Velocity shown is V=Q/A and may not be applicable <br />~ ----DMax---- ----D50---- ----D10---- <br />(ft) (in) (ft) (in) (ft) (inj <br />-------------------------------- - - - <br />0.63 7.50 0.50 6.00 0.17 2.00 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />IN/OUT 8.08 102.91 <br />J1, B1, S3 <br />REACH B - S2FS <br />Drainage Area from J1, B1, S3, SWS(s)1: 21.9 acres <br />Total Contributing Drainage Area: 83.8 acres <br />MATERIAL: Rock Riprap <br />Trapezoidal Riprap Channel <br />Steep Slope Design - Simons/OSM Method <br />Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) ($) <br />---------------------------------------- <br />139.32 20.0 3.0:1 3.0:1 2.5 0.036 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />----------------------------------------------- <br />0.94 6.51** 25.6 0.826 1.25 <br />w/ Freeboard: 0.94 25.6 <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 />