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TABLE TR 90-06-8 (CONY) <br />M3S DIVERSION DITCH SCHEDULE <br />• <br /> <br />u <br />DITCH H-3 <br /> Segment A Segment B Segment <br />C1 Segment <br />C2 Segment D <br />Design Event 10yr-24 hr 10yr-24hr 10yr-24hr 10yr-24hr 10yr-24hr <br />Peak Discharge <br />(cfs) 21.95 1.80 3.87 6.91 1.18 <br />Ditch Slope (°h,) 3.0 5.0 2.5 5.0 3.0 <br />Shape Trap Triangular Parabolic Trap Triangular <br />Design <br />Specifications <br />Sideslopes (h:vl <br /> <br />2:1 <br /> <br />2:1 <br /> <br />2:1 <br /> <br />1:1 <br />Depth (ft) 1.0 0.80 0.91 0.79 0.80 <br />Bottom Width <br />(ft) 5.0 2.0 - <br />Top Width (ft) 10.0 3.1 2.8 5.2 3.1 <br />Velocity (fps) 4.94 3.53 3.93 4.72 2.62 <br />Hydraulic Radius <br />(A) 0.55 0.23 0.35 0.35 0.21 <br />Manning's n 0.035 0.035 0.035 0.035 0.035 <br />Froude Number 1.15 1.24 1.09 1.37 0.95 <br />Lining soil/rock soil/rock soil/rock soil/rock soil/rock <br />Status Permanent Temporary Temporary Permanent Permanent <br />TR 91-07 Ex. 3-26(b- Revised 01!13/92 <br />