Experimental Study on the Modification Mechanisms of Dispersive Soil Treated with Hydroxyl Aluminum

Table 1

Physical and chemical properties of dispersive soil.

Project		Numerical value
Proportion		2.69
Natural moisture content/(%)		30.0
Particle composition/(%)	Sand >0.075 mm	6.7
	Silt 0.075~0.005 mm	49.8
	Clay particle <0.005 mm	43.5
Liquid limit (ωL/%)		52.8
Plastic limit (ωP/%)		20.5
Plasticity index (IP)		32.3
Compaction parameters	Maximum dry density; ρdmax/(g·cm^-3)	1.62
	Optimum moisture content (ωop/%)	21.8
Salt content/(g·kg^-1)	Soluble salts	2.84
	Medium soluble salt	0.38
	Insoluble salt	50.60
	Organic matter	3.79
pH		9.25