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1.56 18.75 1.25 15.00 0.42 5.00 <br />Runoff Peak <br />• _------_-Volume- Discharge <br />(ac-ft) (cfs) <br />IN/OUT 6.29 53.77 <br />J1, B2, S2 <br />RECL BENCH(1221),D1C <br />Drainage Area from J1, B2, 52, SWS(s)1-3: 7.0 acres <br />Total Contributing Drainage Area: 30.0 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 />------------------------------------------------- <br />54.63 6.0 3.0:1 3.0:1 18.9 0.041 <br />Depth Velocity <br />(ft) (fps) <br />----------------- <br />----------------- <br />0.45 16.49** <br />Freeboard: 0.75 <br />Top Hydraulic Froude <br />Width Radius Number <br />(ft) <br />8.7 0.374 4.71 <br />10.5 <br />** Non-uniform flow - Velocity shown is V=Q/A and may not be applicable <br />----DMax---- ---- <br />(ft) (in) (ft) <br />-------------------- <br />-------------------- <br />1.56 18.75 1.25 <br />Runoff <br />Volume <br />(ac-ft) <br />D50---- ----D10---- <br />(in) (ft) (in) <br />---------------------- <br />---------------------- <br />15.00 0.42 5.00 <br />Peak <br />Discharge <br />(cfs) <br />IN/OUT 5.63 54.63 <br />******************************************************************************* <br />J1, B2, 54 <br />FILL & OTHER:D12 <br />Drainage Area from J1, B2, S4, SWS(s)1-3: 0.6 acres <br />Total Contributing Drainage Area: 30.7 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 />