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SITE DITCHES AND CULVERTS <br />r.~ <br />L <br />• <br /> <br />TR-07 <br />DITCH - C3 <br /> <br />Watershed data for watershed #1 Disturbed <br /> Curve number 87.6 <br /> Area 2.4 Acres <br /> Hydraulic length 1100 Feet <br /> Elevation change 630 Feet <br /> Concentration time 0.06 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br />Watershed data for watershed #2 Rock Transition <br /> Curve number 63 <br /> Area 0.3 Acres <br /> Hydraulic length 400 Feet <br /> Elevation change 130 Feet <br /> Concentration time 0.04 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br /> <br />Watershed data for watershed #3 Mixed Shrub <br /> Curve number 41 <br /> Area 0.3 Acres <br /> Hydraulic length 160 Feet <br /> Elevation change 40 Feet <br /> Concentration time 0.04 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br />Total Area 3.0 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 1.93 cfs <br /> <br />Flow from other ditches or culverts 1.81 C-C3 <br /> <br />Peak discharge 3.74 cfs <br />Exh-8 - 61 - <br />9/97 <br />