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n <br />u <br />TABLE 2.05.3(3)-3 <br />DITCH DESIGN PARAMETERS FOR <br />SMALL AREA EXEMPTION AT TOPSOIL PILE "K" <br />(DUE WEST OF 007 POND) <br />• <br />WATERSHED DATA FOR SMALL AREA EXEMPTION <br />(AREA 3) <br />Curve numher 95.00 <br />Area 0.50 Acres <br />Hydraulic length 350.00 Feet <br />Elevation change 7.0 Feet <br />Concentration time 0.07 Hours <br />Concentration time type SCS Uplantl Curves <br />Unit hydrograph type Disturbed <br />STORM DATA <br />Total precipiP~dnches (10 year-24 hour) <br />Stormy Type 2 Storm, 24 hour Storm <br />Peak Discharge 0.65 CFS <br />Discharge volume 0.06 Acre-ft <br />TRIANGLE DITCH DESIGN <br />Program Storm, Version 6.21 <br />Solving far CFS & FPS <br />Configuration. Triangle <br />Flow Depth (ft) 1.00 <br />First Side slope. 1.00 <br />Second Side Slope .2.00 <br />Slope of Diversion. 0.02 <br />Manning's N 0.035 <br />CFS 4.99 <br />Cross Section Area (SQFT) 1.50 <br />Hydraulic Radius 0.41 <br />FPS 3.33 <br />Frounde Number 0.91 <br />(REVISED 77100) <br />TRAPEZIOD DITCH DESIGN <br />Program Storersion 6.21 <br />Solving for CFS & FPS <br />Configuration Trapeziod <br />Flow Depth (ft) 1.00 <br />First Side slope 1.00 <br />Second Side Slope 2.50 <br />Slope of Diversion 0.02 <br />Manning's N 0.035 <br />CFS. 15.92 <br />Cross Section Area (SQFT) 3.50 <br />Hydraulic Radius 0.66 <br />FPS 4.55 <br />Frounde Number. 0.91 <br />Attachment 2.05.3(3)-11- 2 <br />