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l• KERB COAL COMPANY <br />CHANNEL DESIGN <br />CHANNEL ! - HAUL R011D DITCH 6 <br />DESIGN PEAK FLOP (cfs), D = 1.75 CHANNEL SXAPE - iR1ANGULAR <br />MANNING'S NUIBER, n = 0.0350 CHANNEL SLOPE (Z) = L.00 <br />CHANNEL SIDE SLOPE, 2 = 2.0 VELOC/TY (fpR) + 3.2 <br />HYDRAULIC RADIUS, R = 0.2330 DEPTH OF FLOP (f t), d = 0.52 <br />PETTED PERIMETER, P = 2.33 BOTTOM YIDTX (ft), b = 0.00 <br />X-SECTION AREA (sq-ft) = 0.54 YIDTX OF STREAM (t[), t = 2.08 <br />TOP YIDTX OF CHANNEL (ft), T = 3.28 FREEBOARD (ft) = 0.30 <br />TOTAL DEPTH OF CXANMEL (f t), D = 0.82 <br />• <br />• <br />