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POND B EMERGENCY SPILLWAY <br />Worksheet for Trapezoidal Channel <br />n <br />LJ <br />Project Description <br />Project File untitled.fm2 <br />Worksheet POND B SPILLWAY <br />Flow Element Trapezoidal Channel <br />Method Manning's Formula <br />Solve For Channel Depth <br />Input Data <br />Mannings Coefficient 0.044 <br />Channel Slope 0.500000 ft/ft <br />Lett Side Slope 2.000000 H : V <br />Right Side Slope 2.000000 H : V <br />Bottom Width 10.00 tt <br />Discharge 21.70 cfs <br />Results <br />Depth 0.24 ft <br />flow Area 2.47 tt~ <br />Wetted Perimeter 11.05 ft <br />Top Width 10.94 ft <br />Critical Depth 0.51 ft <br />Critical Slope 0.037365 tt/tt <br />Velocity 8.79 ft/s <br />Velocity Head 1.20 ft <br />Specific Energy 1.44 tt <br />Froude Number 3.26 <br />Flow is supercritical. <br />• <br />06/16/97 Flow Mast er v6.13 <br />Oa 06.02 PM Haeslatl Methotls. inc. 37 Brooksitle Raatl Waterbury, CT 06708 (203) 7561666 Page t of t <br />199 <br />