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<br />5.98 4.05 32.9 3.051 0.39 <br />w/ Freeboard: 5.98 32.9 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------------- <br />----------------------------- <br />IN/OUT 71.28 434.88 <br />J5, B1, 52 <br />REACH A - N4FC <br />Drainage Area from J5, B1, S2, SWS(s)1: 30.0 acres <br />Total Contributing Drainage Area: 551.9 acres <br />MATERIAL: Rock Riprap <br />Trapezoidal Riprap Channel <br />Steep Slope Design - PADER Method <br />Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) (~) <br />------------------------------------------------- <br />------------------------------------------------- <br />442.64 3.0 2.5:1 2.5:1 13.0 0.055 <br />Depth Velocity <br />w/ Freeboard: <br />(ft) <br />-------- <br />-------- (fps) <br />-------- <br />-------- <br />3.04 13.72 <br />3.04 <br />----DMax---- <br />(ft) (in) <br />1.56 18.75 <br />Top Hydraulic Froude <br />Width Radius Number <br />(ft) <br />18.2 <br />18.2 <br />----D50---- <br />(ft) (in) <br />1.25 15.00 <br />1.665 1.82 <br />----D10---- <br />(ft) (in) <br />0.42 5.00 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) <br />----------------- <br />-- <br />---- (cfs) <br />------------ <br />----- <br />----------- <br />IN/OUT 75.37 ------- <br />442.64 <br />******~~,t~~**,t*~,t****,t,t**,t~***,t~*,t*~~**,t,t,t******,t*,t,t~,t**t,t~**,t**,t*,t,t,t**,t*~,t**,t* <br />J5, Bl, 53 <br />REACH A - N4F5 <br />Drainage Area from J5, B1, S3, SWS(s)1: <br />Total Contributing Drainage Area: <br />Entrance <br />Loss Maximum Pipe Pipe <br />Coefficient Headwater Length Slope <br /> <br />------------- <br />------ (ft) <br />---------- <br />---------- (ft) <br />-------- <br />-------- (8) <br />------- <br />------- <br />------- <br />0.50 13.0 900.0 28.0 <br />Minimum Pipe Diam eter Required: <br />15.0 acres <br />566.9 acres <br />Manning's <br />n <br />Tailwater <br />(ft) <br />0.026 <br />72.0 inches <br />0.0 <br />