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<br />;3037638003 <br /># 2/ 2 <br /> <br />Topsoil Downdrain-Upper Pad <br />Material: Riorao <br />Trapezoids/ Channel <br />.~: .. .:... .. .. <br />; .- .;;;.. <br />':w9ht'; <br />. :..~'.. ~ ~:., Ceft. <br />.,.: <br />~ <br />~ ~ Freeboard <br />Freeboard Freeboa'rd' ... <br />~ <br />~ <br />, <br />. <br />.. <br />. <br />'`, Bot[om <br />.. SMeslope .' Sideslope:: '~ 'Slope{Me), <br />' Wldth (ft) '~ <br />' F <br />:. ~ ... '< '.~~ . ° :.'.. ~. .~ ~~.' Mult~. x <br />. <br />.%~of Depth ~ ~ <br />Dep[h <br />(k): <br />~ ~ <br />.. <br />. . <br />_ <br />.Ratio . ` . .. <br />. <br />. <br />,.: <br />(VxD) . <br />B.OD 2.0:1 2.0:1 25.0 <br />Simons/OSM Method -Steep Slope Design <br />tt-t 2-02;t2:3tPM;MONTGOMERY WATSON <br />SEDCAD 4.0 <br />rn.w/..ni •eoe oa...~..i c..~.....F <br />SEDCAD Utility Run <br />Velodty antl Manning's n [alCUlatlons may not apply for Nis method. <br />. ,. . ~ . .,::..':... ~ l.:w/o:.Freeboard ~.., ~ w/Freeboard :'_ <br />Deslgn Discharge: 1.60 cis <br />Depth: 0.02 R <br />Top width: 8.06 R <br />Velocity*: <br />R-Section Area: 0.12 sq R <br />Hydraulic Rad'ws: 0.015 <br />Fraude Number: <br />Manning's n*: <br />Dmin: 3.00 In <br />~ <br />D60: 9.OOIn <br />Dmax: 11.25 ID <br /> <br />Prlntetl 11-05-2002 <br /> <br /> <br />