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SITE DITCHES AND CULVERTS <br />u <br /> <br />PR-07 <br />DITCH - 621 <br /> <br />Watershed data for watershed #1 Disturbed <br /> Curve number 87.6 <br /> Area 0.2 Acres <br /> Hydraulic length 100 Feet <br /> Elevation change 20 Feet <br /> Concentration time 0.01 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br /> <br />Total Area 0.2 Acres <br /> <br />Storm data ~ <br /> Total precipitation ~ 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 0.07 cfs <br /> <br /> <br />Flow from other ditches or culverts 5.59 C-812 <br /> 0.53 D-B24 <br /> 1.55 D-B26 <br /> <br />Peak discharge 6.19 cfs <br />Exh-8 - 54 - <br />2/03 <br />