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SITE DITCHES AND CULVERTS <br /> <br />`~- --- - <br />I• <br />DITCH - C20 <br /> <br />Watershed data for watershed #1 Disturbed <br /> Curve number 87.6 <br /> Area 1.1 Acres <br /> Hydraulic length 500 Feet <br /> Elevation change 100 Feet <br /> Concentration time 0.03 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br />Watershed data for watershed #2 Mixed Shrub <br /> Curve number 41 <br /> Area 9.8 Acres <br /> Hydraulic length 1975 Feet <br /> Elevation change 985 Feet <br /> Concentration time 0.3 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br />Watershed data for watershed #3 P-Disturbed <br /> Curve number 74 <br /> Area 0.7 Acres <br /> Hydraulic length 455 Feet <br />___ _ _. Eleyation.change 320 Feet <br /> Concentration time 0.05 Hours <br /> Concentration time type SCS Upland Curves <br /> Unft hydrograph Disturbed <br /> <br />Total Area 11.6 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 0.93 cfs <br /> <br /> <br />Flow from other ditches or culverts 0.00 <br /> <br />Peak discharge 0.93 cfs <br />PR-03 Exh-8 - 74iv - s~se <br />