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SEDCAD 4 for Windows <br />c,..,,~mnn°oc-onnv o~.si~.i c.~.,.,~n <br />28 <br />Structure #24 (Null) <br />SEC. 28 NULL S <br />Structure #2S (Riprap Channel) <br />SEC. 18 DITCH IS <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Bottom Left Right Freeboard Freeboard Freeboard <br />Width (R) Sideslope Sideslope Slope (%) Mult. x <br /> Ratio RaOo Depth (R) % of Depth (VxD) <br />12.00 3.0:1 3.0:1 20.0 1.00 <br />Riprap Channel Results: <br />Simons/OSM Method -Steep Slope Design <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 36.68 cfs <br />Depth: 0.21 ft 1.21 ft <br />Top Width: 13.29 ft 19.29 ft <br />Velocity*: <br />X-Section Area: 2.72 sq ft <br />Hydraulic Radius: 0.203 ft <br />Froude Number*: <br />Manning's n*: <br />Dmin: 3.00 in <br />D60: 9.00 in <br />Dmax: 11.25 in <br />Velocity and Manning's n calculations may not apply for this method. <br />Structure #26 (Null) <br />SEC. 28 NULL 6 <br />Structure #27 (Pond) <br />SEC. 28 POND <br />Pond Inputs: <br />Initial Pool Elev: 7,066.00 ft <br />Initial Pool: 2.17 ac-ft <br />*Sediment Storage: 0.29 ac-ft <br />Filename: STSec28Ten24.030807.srA <br />Printed 03-09-2007 <br />i <br />~~ <br />I <br />I <br />I <br /> <br />• <br />Etch. 7-20A-32 Revision Date: 3/12/07 <br />Revision No.: PR-02 <br />