Study on Strength Test and Application of Lime Soil in Pavement Base Modified by Soda Residue

Table 1

Basic physical parameters and chemical composition of SR.

Physical property				Chemical component (%)
Number	Item	Value	Unit	Number	Compositions	Content	Number	Compositions	Content
1	Moisture content	89.95	%	1	CaO	52.25	6	MgO	2.33
2	pH	9.2	—	2	SO3	16.97	7	Al2O3	1.76
3	Plastic limit	53.96	%	3	Cl^-	18.39	8	Fe2O3	1.17
4	Liquid limit	83.49	%	4	SiO2	4.06	9	K2O	0.15
5	UCS	0.20	MPa	5	NaO2	2.46	10	Other	0.46