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Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />----------------------------------------------- <br />----------------------------------------------- <br />4.27 4.13 24.4 2.247 0.47 <br />w/ Freeboard: 4.27 24.4 <br />Runoff Peak <br />Volume Discharge <br />(ac-f t) (cfs) <br />----------------------------- <br />----------------------------- <br />IN/OUT 27.56 241.02 <br />J3, B1, S1 <br />REACH B - NS1F <br />Drainage Area from J3, B1, S1, SWS(s)1: 10.0 acres <br />Total Contributing Drainage Area: 219.9 acres <br />MATERIAL: GRADED LOAM TO COBBLES <br />Trapezoidal Earthen Chan <br />Limiting Variable: Velocity = <br />Sediment-laden Water <br />Design Bottom <br />Discharge Width ZLeft ZRight <br />(cfs) (ft) <br />NONCOLLOIDAL <br />gel <br />5.000 fps <br />Manning's <br />Slope n <br />(~) <br />217.78 3.0 2.5:1 2.5:1 0.2 0.030 <br /> Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) <br />------- <br />------- (fps) (ft) <br />------------------ <br />------------------ <br />-------------- <br />-------------- <br />-------- <br />-------- <br />4.50 3.40 25.5 2.352 0.38 <br />w/ Freeboard: 4.50 25.5 <br /> Runoff Peak <br /> Volume Discharge <br /> (ac-f t) (cfs) <br />IN/OUT 28.93 217.78 <br />t~****,t,r,r,t,rt*:t*t*****t~,t*~~***~,t*,t~,k*****~~**t*~***~,t*,t ,t ,t~***~~,t***~t,r ,t~~,t*~t,tt <br />J3, B1, 52 <br />REACH B - N52FE <br />Drainage Area from J3, B1, S2, SWS(s)1: <br />Total Contributing Drainage Area: <br />Entrance <br />Loss Maximum Pipe Pipe <br />Coefficient Headwater Length Slope <br />(ft) (ft) (~) <br />0.50 8.0 125.0 3.0 <br />Minimum Pipe Diameter Required: <br />4.0 acres <br />223.9 acres <br />Manning's <br />n Tailwater <br />(ft) <br />0.026 0.0 <br />66.0 inches <br />