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<br /> <br />KERR COAL COMPANY <br />CHANNEL DESIGN <br />CHANNEL ~ - HAUL ROAD DITCH 3 <br />DESIGN PEAK FLOP (Cfs), O = <br />MANNING~S MEMBER, n = 0.0350 <br />CXANNEL SIDE SLOPE, 2 2.0 <br />0.75 CXANNEL SHAPE - TRIANGULAR <br />CXANNEL SLOPE (X) 4.00 <br />XYDRAULIC RADIUS, R = 0.7696 <br />PETTED PERIMETER, P 1.70 <br />X-SECTION AREA (sq-ft) = 0.29 <br />TOP YIDTX OF CHANNEL (ft), i = 2.72 <br />TOTAL DEPTH OF CXANNEL (}t), D = 0.68 <br />VELOCITY (fps) = 2.6 <br />DEPTX OF FLOP (f t), d = 0.38 <br />BOTTOM YIDTH (ft), b = 0.00 <br />YIDTH Of STREAM (f t), t = 1.52 <br />FREEBOARD (it) = 0.30 <br />• <br />