518.01 
518.02 
518.03 
713.03 
612.01 
CONCENTRATION RATIO 
Cie 
0 0.1 ©:2 0:3 0.4 O'S 0.6 ONG 
Y, ELEVATION ABOVE CREST OF ROUGHNESS ELEMENTS (ft) 
Figure 5. Examples of measured concentration distribution curves; 
sediment-settling velocity, V, = 0.035 foot per second. 
(29) 
