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• <br />DITCH 9A-D1 <br />SEDCAD+ CHANNEL UTILITY <br />----------------------- <br />VEGETATED CHANNEL <br /> T <br /> ************,t,t,t*** **,t,t~*,t,t,t~*** --------- - <br /> ** ** <br /> ** ** <br /> ** Z *~ <br /> ** ** D <br /> ,t * ,t,t <br /> * * ,t,t <br /> ** ** <br /> <br />Discharge = 0.15 cfs Depth ~(D) = 0.35 feet <br /> Top width (T) = 1.39 feet <br />Side slopes (Z) = 2.0:1 Velocity = 0.44 ft/sec <br />Bed Slope - 4.200 $ Hydraulic Radius = 0.16 feet <br />Manning's n = 0.034 <br />• <br />~- <br />Exhibit 18 <br />-172- <br />Revised 12j8/89 <br />