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IN/OUT 12.28 123.39 <br />***fe ie*************:k*********************************i~************************** <br />J1, B2, S1 <br />D9, UNDIST & RECLAM <br />Drainage: Area from J1, B2, S1, SWS(s)1-3: 11.8 acres <br />To'.al Contributing Drainage Area: 11.8 acres <br />Mi~TERIAL: GRADED SILTS TO COBBLES COLLOIDAL <br />Trapezoidal Earthen Channel <br />Limiting Variable: Velocity = 5.500 fps <br />Sediment-laden Water <br />Design Bottom Manning's <br />Dis~~harge Width ZLeft ZRight Slope n <br />(~~fs) (ft) (%) <br />• <br />21.29 8.0 3.0:1 3.0:1 3.8 0.030 <br /> Top Hydraulic Froude <br />D~apth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />0.45 5.12 10.7 0.384 1.45 <br />w/ Freeboard: 0.75 12.5 <br /> Runoff Peak <br /> Volume Discharge <br /> (ac-ft) (cfs) • <br /> IN/OUT 1.66 21.29 <br />*********************** ******************* ************** *********************** <br />J2, B2, Sl <br />UNDIST & RECLAIM:D8 <br />Drainage Area from J2, B2, S1, SWS(s)1-3: 49.7 acres <br />Total Contributing Drainage Area: 49.7 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 />35.22 6.0 3.0:1 3.0:1 12.9 0.038 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />----------------------------------------------- <br />----------------------------------------------- <br />0.40 12.11** 8.4 0.340 3.63 <br />w/ Freeboard: 0.70 10.2 <br />• <br />** Non-uniform flow - Velocity shown is V=Q/A and may not be applicable <br />