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SITE DITCHES AND CULVERTS <br />DITCH - K4 <br />Watershed data for watershed <br />#1 <br />Disturbed <br />Curve number <br />87 <br />Area <br />1.5 <br />Acres <br />Hydraulic length <br />953 <br />Feet <br />Elevation change <br />40 <br />Feet <br />Concentration time <br />0.07 <br />Hours <br />Concentration time type <br />SCS Upland Curves <br />Unit hydrograph <br />Disturbed <br />Total Area <br />1.5 <br />Acres <br />Storm data <br />Total precipitation <br />1.8 <br />Inches <br />Storm Type <br />SCS Type 2 storm, 24 hour storm <br />Peak discharge <br />1.13 <br />cfs <br />Flow from other ditches or culverts <br />1.43 <br />Culvert K1 <br />Peak discharge <br />2.561 <br />cfs <br />PR -07 Exh -8 -184 2/03 <br />