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<br />(ac-f t) (cfs) <br /> <br />IN/OUT 34.81 261.65 <br />**r***f*r.ffff~**ffff~~,r*f*,r*rrr~,~s****ire,r,rt*f~****~**,t~,t*,tf***f*~,-~~rft~*~,r*~* <br />J2, B2, S1 <br />NiFE - REACH A <br />Drainage Area from J2, B2, S1, SWS(s)1-2: 27.0 acres <br />Total Contributing Drainage Area: 27.0 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 />($) <br />46.57 3.0 2.5:1 2.5:1 0.2 0.030 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />---------------------------------------------- <br />--------------------------------------------- <br />2.31 2.30 14.5 1.311 0.34 <br />w/ Freeboard: 2.31 14.5 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />IN/OUT 3.68 46.57 <br />rr**,-***,-~,r****rr~ir~~~~,rr~~~rr~,-*fffftr#r#rt*r***#s#***+r,-*is*r*****~~*~~*~*~,r,r <br />J2, B2, S2 <br />N1FW - REACH A <br />Drainage Area from J2, B2, S2, SWS(s)1-2: 53.0 acres <br />Total Contributing Drainage Area: 80.0 acres <br />MATERIAL: Rock Riprap <br />Trapezoidal Riprap Channel <br />Steep Slope Design - PARER Method <br />Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) ($) <br />122.81 3.0 2.5:1 2.5:1 13.0 0.052 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />---------------------------------------------- <br />----------------------------------------------- <br />1.66 10.31 11.3 0.996 1.77 <br />w/ Freeboard: 1.66 11.3 <br />----DMax---- ----D50---- ----D10---- <br />