Multiscale Investigations of Overtopping Erosion in Reinforced Tailings Dam Induced by Mud-Water Mixture Overflow

Table 3

Experimental conditions and testing results.

Test number	Red mud concentration (%)	Geogrid layers ()	The velocity of mud-water mixture flow (cm/s)	Sample height (cm)	Final erosion depth (cm)
					Front	Middle	Trailing end
T-1	0	=1	19.2	4.40	1.01	0.98	0.77
T-2	10		18.7	4.34	1.17	1.04	0.61
T-3	20		18.4	4.43	1.56	0.90	0.55