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SITE DITCHES AND CULVERTS <br />• <br />DITCH - B21 <br />Watershed data for watershed <br />#1 <br />Disturbed <br />Curve number <br />87.6 <br />Area <br />0.92 <br />Acres <br />Concentration time <br />0.1 <br />Hours <br />Concentration time type <br />SCS Upland Curves <br />Total Area <br />0.9 <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 />0.78 <br />cfs <br />Flow from other ditches or culverts <br />6.76 <br />C -B17 <br />Peak discharge <br />7.541 <br />cfs <br />SEDCAD used for peak flow calculation, 0.1 hour concentration time a ssumed. <br />TR -027 p /R Irt0 8/� x /03 Exh -8-54- <br />M- '- l <br />