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83+20 <br />• Worksheet for Irregular Channel <br />Project Description <br />Project File w:\west elk\elk 5-10.fm2 <br />Worksheet 83+20 <br />Flow Element Irregular Channel <br />Method Manning's Formula <br />Solve For Water Elevation <br />Input Data <br />Channel Slope 0.110000fVft <br />Elevation range: 6,804.30 ft to 6,812.00 ft. <br />Station (ft) Elevation (ft) Start Station End Station Roughness <br />20.00 6,812.00 20.00 52.00 0.035 <br />32.00 6,804.30 <br />52.00 6,810.00 <br />Discharge 126.60 cfs <br />Results <br />Wtd. Mannings Coefficient 0.035 <br />Water Surface Elevation 6,806.25 ft <br />• <br />Flow Area 9.65 ft2 <br />Wetted Perimeter 10.74 ft <br />Top Width 9.89 ft <br />Height 1.95 ft <br />Critical Depth 6,807.04 ft <br />Critical Slope 0.017923 fUft <br />Velocity 13.12 ft/s <br />Velocity Head 2.67 ft <br />Specific Energy 6,808.93 ft <br />Froude Number 2.34 <br />Flow is supercritical. <br />• <br />05/10/05 FlowMaster v5.15 <br />01:27:10 PM Haestad Methotls, Inc. 37 Brookside Road Waterbury, CT 06706 (203) 755-1666 Page 1 of 1 <br />