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118+35 <br />• Worksheet for Irregular Channel <br />Project Description <br />Project File w:lwest elk\elk 5-10.fm2 <br />Worksheet 118+35 <br />Flow Element Irregular Channel <br />Method Manning's Formula <br />Solve For Water Elevation <br />Input Data <br />Channel Slope 0.090000 ft/ft <br />Elevation range: 7,068.20 ft to 7,077.00 ft. <br />Station (ft) Elevation (ft) Start Station End Station Roughness <br />-90.00 7,077.00 -90.00 -30.00 0.035 <br />-64.00 7,074.50 <br />-47.00 7,068.20 <br />-43.00 7,074.50 <br />-40.00 7,073.00 <br />-30.00 7,076.00 <br />Discharge 87.00 cfs <br />• Results <br />Wtd. Mannings Coefficient 0.035 <br />Water Surface Elevation 7,070.32 ft <br />Flow Area 7.50 ft2 <br />Wetted Perimeter 8.61 ft <br />Top Width 7.07 ft <br />Height 2.12 ft <br />Critical Depth 7,070.99 ft <br />Critical Slope 0.020793 ft/ft <br />Velocity 11.61 ff/s <br />Velocity Head 2.09 ft <br />Specific Energy 7,072.41 ft <br />Froude Number 1.99 <br />Flow is supercritical. <br />• <br />05/70/05 FlowMas[er v5.15 <br />03:46:28 PM Haestad Methods, Inc. 37 Brookside Roatl Waterbury, CT 06708 (203) 7551666 Page 1 of 1 <br />