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L J <br />I • <br />PR-07 <br />SITE DITCHES AND CULVERTS <br />DITCH - i1 <br /> <br />Watershed data for watershed #1 Disturbed <br /> Curve number 87 <br /> Area 4.2 Acres <br /> Hydraulic length 1220 Feet <br /> Elevation change 40 Feet <br /> Concentration time 0.19 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br /> <br />Total Area 4.2 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 2.80 cfs <br /> <br /> <br />Flow from other ditches or culverts 0,00 <br /> <br />Peak discharge 2.80 cfs <br />Exh-8-173 <br />2/03 <br />