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SEDCAD 4 for Windows <br />Structure Detail: <br />Structure #4 (Vegetated Channel <br />C8 ditch <br />Trapezoidal Vegetated Channel Inputs: <br />Material: Smooth brome <br />Left Right <br />Bottom Retardance <br />Freeboard Freeboard Freeboard <br />Limiting <br />Sideslope Sideslope Slope (%) <br />Width (ft) Ratio Ratio Classes <br />Depth (ft) % of Depth Mult. x (VxD) <br />Velocity <br />(fps) <br />4.00 2.0:1 2.0:1 6.0 D, B <br />0.30 <br />6.0 <br />Vegetated Channel Results: <br />Structure #3 (Vegetated Channel <br />C7 ditch <br />Trapezoidal Vegetated Channel Inputs: <br />Material: Smooth brome <br />Left Right <br />Bottom Retardance <br />Stability <br />Class D w/o <br />Freeboard <br />Stability <br />Class D w/ <br />Freeboard <br />Capacity <br />Class B w/o <br />Freeboard <br />Capacity <br />Class B w/ <br />Freeboard <br />Design Discharge: <br />0.30 cfs <br />0.30 <br />0.30 cfs <br />Depth: <br />0.12 ft <br />0.42 ft <br />0.30 ft <br />0.60 ft <br />Top Width: <br />4.46 ft <br />5.66 ft <br />5.21 ft <br />6.41 ft <br />Velocity: <br />0.61 fps <br />0.22 fps <br />X -Section Area: <br />0.49 sq ft <br />1.39 sq ft <br />Hydraulic Radius: <br />0.108 ft <br />0.260 ft <br />Froude Number: <br />0.33 <br />0.07 <br />Roughness Coefficient: <br />0.1336 <br />0.6897 <br />Structure #3 (Vegetated Channel <br />C7 ditch <br />Trapezoidal Vegetated Channel Inputs: <br />Material: Smooth brome <br />Left Right <br />Bottom Retardance <br />Freeboard Freeboard Freeboard <br />Limiting <br />Sideslope Sideslope Slope (%) <br />Width (ft) Ratio Ratio Classes <br />Depth (ft) % of Depth Mult. x (VxD) <br />Velocity <br />(fps) <br />4.00 2.0:1 2.0:1 2.1 D, B <br />0.30 <br />7.0 <br />Vegetated Channel Results: <br />Filename: NH2 Pond 012 Postmine 1024 sed.sc4 <br />Attachment 2.05.3(3)-31 <br />Page 13 <br />7 <br />Printed 12-15-2015 <br />Revision Date: 1/08/2016 <br />Revision No.: TR -70 <br />Stability <br />Class D w/o <br />Freeboard <br />Stability <br />Class D w/ <br />Freeboard <br />Capacity <br />Class B w/o <br />Freeboard <br />Capacity <br />Class B w/ <br />Freeboard <br />Design Discharge: <br />0.20 cfs <br />0.20 cfs <br />Depth: <br />0.13 ft <br />0.43 ft <br />0.37 ft <br />0.67 ft <br />Top Width: <br />4.54 ft <br />5.74 ft <br />5.50 ft <br />6.70 ft <br />Velocity: <br />0.35 fps <br />0.11 fps <br />Filename: NH2 Pond 012 Postmine 1024 sed.sc4 <br />Attachment 2.05.3(3)-31 <br />Page 13 <br />7 <br />Printed 12-15-2015 <br />Revision Date: 1/08/2016 <br />Revision No.: TR -70 <br />