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<br />SEDCAD+ RIFRAP CHANNEL DESIGN <br />----------------------------- <br />SEGMENT ~8 FLOW DROP STRUCTURE <br />INPUT l'ALUES: <br />Shape TRAPEZOIDAL <br />Discharge 4.~0 cfs <br />Slope 37.50 % <br />Sideslopes IL and RI 3.00:1 3.00:1 <br />Bottom Width 5.00 feet <br />Freeboard 1 ft <br />RESULTS: <br />~J <br />Steep Slope Design - PADER Method <br />Depth 0.18 ft <br />with Freeboard 1.18 ft <br />Top Width 6.05 ft <br />with Freeboard 12.05 ft <br />Velocity x.53 fps <br />Cross Sectional Area 0.97 sq ft <br />Hydraulic Radius 0.16 ft <br />Manning's n 0.059 <br />Froude Number 2.00 <br />Dmat 0.313 ft ( 3.75 inl <br />D50 0.250 ft ( 3.00 in) <br />D10 0.083 ft ( 1.00 inl <br /> <br />