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SEDCAD 4.0 <br />RnrnniMO I 000_9M9 0-1. I Ghumh <br />1 <br />r� <br />u <br />Channel PM -1 Postmine Conditions <br />100 -Yr, 24-Hr Event, 1.7% Slope <br />Material: Grass mixture <br />Trapezoidal Channel <br />Bottom Left Right Freeboard Freeboard Freeboard <br />Width (ft) Sideslope Sideslope Slope ( %) R Classes e o Mult. x <br />Ratio Ratio Depth (ft) /o of Depth (VxD) <br />18.00 3.0:1 3.0:1 1.7 D, B I 0.30 <br />• <br />SEDCAD Utility Run <br />2.05.3- E2.H.51 <br />Limiting <br />Velocity <br />(fps) <br />5.0 <br />Printed 12 -23 -2009 <br />12/09 <br />