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I• <br />r1 <br />LJ <br /> <br />PR-07 <br />SITE DITCHES AND CULVERTS <br />DITCH - C14 <br /> <br />Watershed data for watershed #1 Disturbed <br /> Curve number 87.6 <br /> Area 2.4 Acres <br /> Hydraulic length 380 Feet <br /> Elevation change 150 Feet <br /> Concentration time 0.01 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br />Watershed data for watershed #2 Dry Mixed Shrub <br /> Curve number 57 <br /> Area 3.9 Acres <br /> Hydraulic length 1300 Feet <br /> Elevation change 800 Feet <br /> Concentration time 0.18 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br />Watershed data for watershed #3 Mlxed Shrub <br /> Curve number 41 <br /> Area 5.2 Acres <br /> Hydraulic length 1500 Feet <br /> Elevation change 820 Feet <br /> Concentration time 0.22 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br />Total Area 11.5 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 2 4 hour storrn <br /> Peak discharge 1.16 cfs <br /> <br />Flow from other ditches or culverts 0.86 Ditch C13 <br /> 32.87 Ditch C16 <br /> <br />Peak dischar a 34.89 cfs <br />Exh-8 - 72 - <br />2/03 <br />