Response of Slope Made Up of Soil and Other Waste Materials under Sinusoidal Motion

Table 1

(a) Gradation of different dust mixed with soil

Weight of sample taken			Cumulative percentage retained	Percentage passing	Remarks
IS sieve size	Weight retained (gm)	Percentage retained
Stone dust
4.75 mm	0	0	0	100.0	The gradation of stone dust is zone IV as per IS: 383-1970
2.36 mm	0	0	0	100.0
1.18 mm	04	0.4	0.4	99.6
425 μ	456	45.6	46	53.6
300 μ	428	42.8	88.8	11.2
150 μ	100	10	98.8	1.2
75 μ	10	1	99.8	0.2
Pan	02	0.2	100	0
Brick dust
4.75 mm	0	0	0	100.0	The gradation of brick dust is zone IV as per IS: 383-1970
2.36 mm	0	0	0	100.0
1.18 mm	02	0.2	0.2	99.8
425 μ	454	45.4	45.6	54.4
300 μ	426	42.6	88.2	11.8
150 μ	100	10	98.2	1.8
75 μ	10	1	99.2	0.8
Pan	08	0.8	100	0
Building demolish dust
4.75 mm	0	0	0	100.0	The gradation of building demolish dust is zone IV as per IS: 383-1970
2.36 mm	0	0	0	100.0
1.18 mm	06	0.6	0.6	99.6
425 μ	454	45.4	46	53.6
300 μ	429	42.9	88.9	11.2
150 μ	98	9.8	98.7	1.2
75 μ	8	0.8	99.5	0.2
Pan	05	0.5	100	0

(b) Physical properties of dust types mixed with soil

Tests performed	Test results
	Stone dust	Brick dust	Building demolish dust
Specific gravity	2.7	1.89	2.2
Bulk density	18.1 kN/m^3	13.7 kN/m^3	15.5 kN/m^3
Water absorption	2.6%	6.67%	3.8%

(c) Properties of slope material

Slope material	Material Property
	Liquid limit	Plastic limit	Shrinkage limit	Unit weight (kN/m^3)	Optimum moisture content (OMC)	Cohesion (kN/m^2)	Internal friction angle
Soil	33%	24%	16%	19.5	18%	18	16°
S + 10% WD	33.2%	24.4%	16.2%	20.5	17.6%	20	16.2°
S + 10% SD	33.5%	24.8%	16.28%	19.1	15%	18.2	18°
S + 10% BD	33.8%	25%	16.29%	18.6	14.6%	18.35	18.5°
S + 10% DD	34%	25.3%	17%	18.3	14.2%	18.5	19.3°
S + 30% WD	34.8%	25.4%	17.3%	18	13.8%	22	17°
S + 30% SD	35%	25.6%	17.6%	17.4	13.6%	20.6	21.4°
S + 30% BD	35.3%	25.7%	17.8%	16	13%	21.5	22.5°
S + 30% DD	35.8%	26%	18%	15	12.5%	21.8	25°