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SITE DITCHES AND CULVERTS <br />DITCH - J4 <br /> <br />Watershed data for watershed #1 Disturbed <br /> Curve number 87 <br /> Area 0.8 Acres <br /> Hydraulic length 450 Feet <br /> Elevation change 4.5 Feet <br /> Concentration time 0.06 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br />Total Area 0.8 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 0.66 cfs <br /> <br /> <br />Flow from other ditches or culverts 0.60 Ditch 11 <br /> 24.05 Culvert J-1 <br /> <br />Peak dischar a 25.20 cfs <br />Exh-8-180 <br />10/06 <br />TR-45 <br />RPPROVED <br />~/s~o? <br />