Laserfiche WebLink
SUMMARY TABLE <br />Operations Ditch Design Schedule (cont'd) <br />Channel <br />Design Flow <br />(cfs) <br />Slope <br />N <br />Bottom Width <br />(ft) <br />Side Slope <br />(H:1 V) <br />Design velocity <br />(ft/sec) <br />Flow Uepth <br />(ft) <br />Freeboard <br />(ft) <br />Design Uepth <br />(ft) <br />Lining type <br />RD -D2A <br />9.59 <br />5 <br />2 <br />3 <br />4.8 <br />0.57 <br />0.3 <br />0.87 <br />so - 3" <br />D50-3" <br />RD -D2B <br />14.71 <br />5 <br />2 <br />3 <br />4.9 <br />0.73 <br />0.3 <br />1.02 <br />Dso - 3" <br />RE -D1 <br />0.67 <br />1 <br />V -ditch <br />2 <br />1.3 <br />0.51 <br />0.3 <br />0.81 <br />Bare <br />SCM -1 <br />1.48 <br />24 <br />2 <br />3 <br />3.9 <br />0.15 <br />0.3 <br />0.45 <br />D50 - 1.5" <br />SCM -1A <br />0.63 <br />11 <br />V -ditch <br />3 <br />3.8 <br />0.24 <br />0.3 <br />0.54 <br />Bare <br />SCM -2 <br />2.88 <br />6 <br />2 <br />3 <br />4.1 <br />0.25 <br />0.3 <br />0.55 <br />Bare <br />SCM -3 <br />3.02 <br />1 <br />V -ditch <br />3 <br />2.3 <br />0.66 <br />0.3 <br />0.96 <br />Bare <br />SCM-4 <br />0.02 <br />4 <br />1 <br />3 <br />0.04 <br />0.23 <br />0.3 <br />0.53 <br />Veg lined <br />SCM -5 <br />1.76 <br />2 <br />V -ditch <br />2 <br />2.8 <br />0.56 <br />0.3 <br />0.86 <br />Bare <br />SCM -6 <br />1.78 <br />18 <br />3 <br />3 <br />4.6 <br />0.11 <br />0.3 <br />0.41 <br />Bare <br />Notes: 1) Channels designed to safely convey runoff from a 10 year /24 hour storm event. <br />2) Design flow calculated by SEDCAD4 modeling (see Appendix 2.05.3 -E2.A, Sediment Pond 002 Design Report) <br />3) Design velocity and flow depth based on overall segment grade <br />4) Design Depth = flow plus freeboard (0.3 feet) <br />TR -03 Revised 04/12 <br />