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SEDCAD 4 for Windows <br />r—.inhf 1QQA -,)n1n P.mai* i Q,hu/oh <br />East Ditch - Segment 7 <br />Triangular Riprap Channel Inputs: <br />Material: Riprap <br />Left Right <br />Freeboard Freeboard Freeboard <br />Sideslope Side Slope (%) <br />45.11 cis <br />Ratio Ratiodo <br />Depth (ft) % of Depth Mult. x (VxD) <br />4.0:1 4.4:1 4.0 <br />0.30 <br />Riprap Channel Results: <br />PADER Method - Steep Slope Design <br />�j <br />Filename: Pond NHN-001 East Ditch Evaluation_02.15.17.sc4 Printed 02-15-2017 <br />Appendix 2.05.3(4)-7 Page 16 February 2017 (TR -15) <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />45.11 cis <br />Depth: <br />1.32 ft 1.62 ft <br />Top Width: <br />11.09 ft 13.61 ft <br />Velocity: <br />6.16 fps <br />X -Section Area: <br />7.32 sq ft <br />Hydraulic Radius: <br />0.642 ft <br />Froude Number: <br />1.34 <br />Manning's n: <br />0.0360 <br />Dmin: <br />2.00 in <br />D50: <br />3.00 in <br />Dmax: <br />4.50 in <br />�j <br />Filename: Pond NHN-001 East Ditch Evaluation_02.15.17.sc4 Printed 02-15-2017 <br />Appendix 2.05.3(4)-7 Page 16 February 2017 (TR -15) <br />