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Emergency Spillway <br />Worksheet for Trapezoidal Channel <br />• <br /> <br />Project Description <br />Project File c:\projects\97009\97009.fm2 <br />Worksheet Emergency Spillway <br />Flow Element Trapezoidal Channel <br />Method Manning's Formula <br />Salve For Channel Depth <br />Input Data <br />Mannings Coefficient 0.040 <br />Channel Slope 10.0 <br />Left Side Slope 2.5 H : V <br />Right Side Slope 2.5 H : V <br />Bottom Width 5.0 fl <br />Discharge 2,400.0 gpm <br />Results <br />Depth 0.2 ft <br />Flow Area 1.30 fN <br />Wetted Perimeter 6.25 ft <br />Top Width 6.16 ft <br />Critical Depth <br />Critical Slope 0.31 R <br />0.036753 fUft <br />Velocity 4.12 fUs <br />Velocity Head 0.26 R <br />Specific Energy 0.50 ft <br />Froude Number 1.58 <br />Flow is supercritical. <br />• <br />ONt897 FlowMaster v5.11 <br />11:36:02 AM Haestad Mettwds, Inc. 37 Brookside Road Waterbury, CT 06708 (203) 755-1666 Page 1 °( t <br />