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I• <br />TR-45 <br />APPRovEI~ <br />7~ 307 <br />SITE DITCHES AND CULVERTS <br />DITCH - H2 <br /> <br />Watershed data for watershed #1 Derelict <br /> Curve number 74 <br /> Area 0.8 Acres <br /> Hydraulic length 714 Feet <br /> Elevation change 20 Feet <br /> Concentration time 0.09 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Agriculture <br /> <br />Watershed data for watershed #2 Pasture <br /> Curve number 74 <br /> Area 2.1 Acres <br /> Hydraulic length 370 Feet <br /> Elevation change 35 Feet <br /> Concentration time 0.03 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Agriculture <br /> <br /> <br />Total Area 2.9 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 0.62 cfs <br /> <br /> <br />Flow from other ditches or culverts 0 <br /> <br />Peak dischar a 0.62 cfs <br />Exh-8-173 <br />10/06 <br />