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SEDCAD 4 for Windows <br />r--h/ 1000 9Mn D -1u 1 C..h.. k <br />27 <br />Structure #9 (Null) <br />Node jct N Trinb and E Pit Ditches <br />Structure #18 (Riprap Channel) <br />Channel E Pit and N Trib to jct w contour <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Bottom Left Right <br />Freeboard Freeboard Freeboard <br />Width (ft) Sideslope Sideslope Slope ( %) <br />Mult. x <br />Ratio Ratio <br />Depth (ft) % of Depth (VxD) <br />12.00 2.01 2.01 24.0 <br />1.00 <br />Riprap Channel Results: <br />Simons /OSM Method - Steep Slope Design <br />Velocity and Manning's n calculations may not apply for this method. <br />Structure #24 (Null) <br />Base of E Pit Ditch jct w contour ditch <br />Structure #25 (Riprap Channel) <br />Contour ditch below subwshd C <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Filename: ProspectR2 1024 Postmining2010.sc4 Printed 10 -27 -2010 <br />Exh. 7- 14R -39 Revision Date: 10/29/10 <br />Revision No.: TR -87 <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />9.61 cfs <br />Depth: <br />0.06 ft 1.06 ft <br />Top Width: <br />12.23 ft 16.23 ft <br />Velocity *: <br />X- Section Area: <br />0.70 sq ft <br />Hydraulic Radius: <br />0.057 ft <br />Froude Number *: <br />Manning's n *: <br />Dmin: <br />3.00 in <br />D50: <br />9.00 in <br />Dmax: <br />11.25 in <br />Velocity and Manning's n calculations may not apply for this method. <br />Structure #24 (Null) <br />Base of E Pit Ditch jct w contour ditch <br />Structure #25 (Riprap Channel) <br />Contour ditch below subwshd C <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Filename: ProspectR2 1024 Postmining2010.sc4 Printed 10 -27 -2010 <br />Exh. 7- 14R -39 Revision Date: 10/29/10 <br />Revision No.: TR -87 <br />