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90+30 <br />• Worksheet for Irregular Channel <br />Project Description <br />Project File w:\west elk\elk 5-10.fm2 <br />Worksheet 90+30 <br />Flow Element Irregular Channel <br />Method Manning's Formula <br />Solve For Water Elevation <br />Input Data <br />Channel Slope 0.140000 fVFt <br />Elevation range: 6,871.70 ft to 6,886.00 ft. <br />Station (ft) Elevation (ft) Start Station End Station Roughness <br />-80.00 6,886.00 -80.00 -15.00 0.035 <br />-37.00 6,871.70 <br />-15.00 6,886.00 <br />Discharge 124.00 cfs <br />Results <br />Wtd. Mannings Coefficient 0.035 <br />Water Surface Elevation 6,873.63 ft <br />• Flow Area 8.51 ftz <br />Wetted Perimeter 9.68 ft <br />Top Width 8.79 ft <br />Height 1.93 ft <br />Critical Depth 6,874.54 ft <br />Critical Slope 0.018050 ft/ft <br />Velocity 14.57 ft/s <br />Velocity Head 3.30 ft <br />Specific Energy 6,876.94 ft <br />Froude Number 2.61 <br />Flow is supercritical. <br />• <br />osnaos FlowMaster v6.15 <br />01:47:45 PM Haestad Methods, Inc. 37 Brookside Road Waterbury, CT 06708 (203) 755-1666 Page 1 oT 1 <br />