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SITE DITCHES AND CULVERTS <br />• <br />r~ <br />L J <br />I• <br />TR-04 <br />DITCH - C5 <br />Renamed Culvert C-13 <br /> <br />Watershed data for watershed #1 Mixed Shrub <br /> Curve number 41 <br /> Area 15.9 Acres <br /> Hydraulic length 1760 Feet <br /> Elevation change 1030 Feet <br /> Concentration time 0.25 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br />Watershed data for watershed #2 Rock Slide <br /> Curve number 89 <br /> Area 9.2 Acres <br /> Hydraulic length 1650 Feet <br /> Elevation change 900 Feet <br /> Concentration time 0.08 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br />Watershed data for watershed #3 Rock Transition <br /> Curve number 63 <br /> Area 3.9 Acres <br /> Hydraulic length 1020 Feet <br /> Elevation change 230 Feet <br /> Concentration time 0.18 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Forested <br /> <br />Watershed data for watershed #4 Disturbed <br /> Curve number 87.6 <br /> Area 5.1 Acres <br /> Hydraulic length 700 Feet <br /> Elevation change 20 Feet <br /> Concentration time 0.12 Hours <br /> Concentration time type SCS Upland Curves <br /> Unit hydrograph Disturbed <br /> <br />Total Area 34.1 Acres <br /> <br />Storm data <br /> Total precipitation 1.8 Inches <br /> Storm Type SCS Type 2 storm, 24 hour storm <br /> Peak discharge 11.57 cfs <br /> <br /> <br />Flow from other ditches or culverts 6.22 Culvert C-4 <br /> <br />Peak discharge 17.79 cfs <br />Exh-8 - 63 - <br />8/98 <br />