Table A3.

Yellow phosphorus slag + tailing sand 3:7 cemented filling foundation test strength results.

Mass Concentration (%)	Gray-To-Sand Ratio	Cement (kg/m³)	Slag (kg/m³)	Tailing (kg/m³)	R3 (MPa)	R7 (MPa)	R28 (MPa)
70	1/6	190	326.6	762.0	0.60	1.29	2.02
71	1/6	190	336.6	785.5	0.67	1.52	2.25
72	1/6	190	346.9	809.5	0.80	1.90	2.31
73	1/6	190	357.5	834.1	0.86	2.24	2.57
70	1/7	170	332.3	775.4	0.50	0.91	1.36
71	1/7	170	342.4	798.8	0.61	0.98	1.64
72	1/7	170	352.6	822.8	0.62	1.13	1.81
73	1/7	170	363.2	847.4	0.76	1.29	1.90
70	1/8	150	338.0	788.7	0.42	0.77	1.10
71	1/8	150	348.1	812.2	0.50	0.79	1.18
72	1/8	150	358.4	836.2	0.55	0.91	1.39
73	1/8	150	368.9	860.7	0.64	1.01	1.51
70	1/10	130	346.6	808.8	0.40	0.47	0.73
71	1/10	130	356.6	832.2	0.42	0.57	0.80
72	1/10	130	366.9	856.1	0.47	0.55	0.90
73	1/10	130	377.4	880.7	0.53	0.75	0.94