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DITC9 9-D15B <br />SEDCAD+ CHANNEL UTILITY <br />----------------------- <br />• <br />• <br />• <br />ROCK RIPRAP CHANNEL <br />T <br />* * <br />* * <br />* Z* <br />* * D <br />* * <br />* * <br />* b <br />**************** ------------------ <br />Discharge = 8.08 cfs Depth (D) _ <br />Bottom (b) = 4.00 feet Top width (T) _ <br />Side slopes (Z) = 3.0:1 Velocity = <br />Bed Slope = 7.000 ~ Hydraulic Radius = <br />Manning's n = 0.033 <br />Specific Gravity = 2.77 Bottom D50 - <br />Safety Factor = 1.10 Bank D50 = <br />0.32 feet <br />5.93 feet <br />4.95 ft/sec <br />0.26 feet <br />0.33 feet <br />0.30 feet <br />Exhibit 18 Revised 12/8/89 <br />-243- <br />