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., <br />DITCH SH-D2 <br />SEDCAD+ CHANNEL UTILITY <br />----------------------- <br />• <br />Discharge <br />Side slopes <br />Bed Slope <br />Manning's n <br />• <br />• <br />VEGETATED CHANNEL <br />T <br />*************************,r***,t,t <br />** ** <br />** ** <br />** Z ** <br />** ** <br />*~ ** <br />** ** <br />** ** <br />= 3.47 cfs <br />(Z) = 3.0:1 <br />= 5.000 $ <br />= 0.066 <br />D <br />Depth (D) _ <br />Top Width (T) _ <br />Velocity = <br />Hydraulic Radius = <br />0.70 feet <br />4.19 feet <br />2.43 ft/sec <br />0.33 feet <br />Exhibit 18 Revised 12/8/89 <br />-51- <br />