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C~ <br />• <br />1 <br />VE: 3:1 <br />• <br />S 1 Ft <br />Gentle Slope v 0.22 <br />S eep Sfo 0.1 F <br />8 Ft <br />Flow Area Wetted Hydraulic Slope Roughness pischarge Flow <br />Depth Perimeter Radius Coefficient Velocity <br />(ft) (ft2) (ft) (ft) (cfs) (fps) <br />0.10 0.83 8,6 0.10 0.22 0.030 4,3 5.2 <br />0.22 1.9 9.4 0.20 0,02 0,030 4.5 2.4 <br />FIGURE 1 EXAMPLE CROSS SECTIOPJ AND CHANNEL <br />SIZING CALCULATION FOR RECONSTRUCTED <br />DRAINAGE <br />