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<br /> I <br />Cl = bed load discharge in weight units J <br /> B <br />Qb = water- discharge quantity determining the bed load transport <br />Q = approach channel flow discharge I <br /> c <br />Q = approach flow discharge on the embankment <br /> e <br />Qf = formative discharge for a particular phenomena I <br />Q = uncorrected bed sediment discharge <br /> n <br />Q = overtopping discharge <br /> 0 I <br />Q = total suspended sediment discharge <br /> s <br />Q = maximum suspended sediment discharlJe <br /> smax I <br />Q = total bed sediment discharge <br /> 1 <br />Q, = total discharge <br />q = unit discharge I <br />qb = unit bed load discharlJe <br />qn = uncorrected unit bed sediment discharge I <br />qs = unit suspended sediment dischar<je <br />q, = unit total bed sediment discharge <br /> I <br />R = hydraulic radius <br />R' = hydraulic radius due to grain roughness <br /> b .- <br />Re = Reynolds number <br />Re = Reynolds number of falling partiele <br /> p <br />R = vector R of the direction of particle movement I <br />r = radius of curvature, I <br />r = radius of curvature at the center of the stream <br /> c <br />r., r = radius of curvature for inner and outer banks in a bend <br /> 1 0 I <br />r = coefficient of Manning's n relationship <br />S = channel slope <br />S = shape factor of a cross-section I <br /> c <br />Sf = friction slope (also called the energy slope) <br />5' = friction slope to overcome grain resistance I <br /> f <br />S = ratio of tangents of friction angle to side slope angle <br /> m <br />S = channel sinuosity I <br /> n <br />5 = . bed slope <br /> 0 <br />5 = shape factor of sediment partide I <br />5P = shape factor of a river reach <br /> R -- <br />5 = specific gravity of sediment particle <br /> s <br />S = bed slope at a distance x downstream of a reference location <br /> x <br /> xxxiv I <br />