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T ~ I Worksheet <br />Worksheet for Trapezoidal Channel <br />ij'roject Description <br />W <br />orksheet Porter-Decree <br />1 <br />1 <br />Ilow Element Trapezoidal Cha <br />Method Manning's Form <br />Solve Far Channel Depth <br />Input Data <br />annings Coeffic <br />M 0.030 <br />l! <br />Cryannei Slope 002500 fUft <br />Lellft Side Slope 3.00 H : V <br />R ght Side Slope 3.00 H : V <br />Bottom Width 2.00 ft <br />DiSChame 15.00 cfs <br />Depth 1.27 ft <br />Flow Area 7.4 ft' <br />Wetted Pedm~ 10.06 ft <br />Top Witlth 9.85 R <br />Cdtlcal Depth 0.82 ft <br />Cr(ttcal Slope 0.017073 ft!ft <br />velocity 2.02 fUs <br />Velocity Head 0.06 ft <br />Specific Enea 1.34 ft <br />Frotide Numbs 0.41 <br />Flow, Type Subcritical _ <br />Project Engineer. grad Hagen <br />j:\...vJmg pe7ndlporterseepage.fm2 CIvII Reanurcea, LI_C FlovrMaster v7.0 (7.0005] <br />04!21!08 11478:14 AM ®Haestad Methods, Inc. 17 BrooksMe Road Waterbury, CT 0670a USA +1-203-755-1866 Page 1 of 1 <br />