Influence of Alkaline Activators on Unconfined Compressive Strength of Saline Soils Stabilised with Ground Granulated Blast Furnace Slags

Table 6

Experiment scheme for saline soils sample.

Sample no.	Dried saline soils (%)	NaOH (%)	Na2CO3 (%)	Na2SO4 (%)	Ca(OH)2(%)	Portland cement (%)	GGBS (%)
1	100	—	—	—	—	—	—
2	76.9	—	—	—	23.1	—	—
3	76.9	—	—	—	—	23.1	—
4	76.9	—	—	—	16.17		6.93
5	76.9	—	—	—	13.86		9.24
6	76.9	—	—	—	11.55	—	11.55
7	76.9	—	—	—	9.24		13.86
8	76.9	—	—	—	6.93	—	16.17
9	76.9				4.62		18.48
10	76.9	—	—	—	2.31	—	20.79
11	76.9	0.12	—	—	—	—	22.98
12	76.9	0.24	—	—	—	—	22.86
13	76.9	0.36					22.74
14	76.9	0.48	—	—	—	—	22.62
15	76.9	0.96	—	—	—	—	22.14
16	76.9	1.39	—	—	—	—	21.66
17	76.9	1.56					21.54
18	76.9	1.68					21.42
19	76.9	—	0.82	—	—	—	22.28
20	76.9	—	1.30	—	—	—	21.80
21	76.9	—	2.40	—	—	—	20.70
22	76.9		3.50				19.60
23	76.9		4.60				18.50
24	76.9	—	—	0.24	—	—	22.86
25	76.9	—	—	0.46	—	—	22.64
26	76.9	—	—	0.67	—	—	22.43
27	76.9			0.89			22.21
28	76.9	—	—	1.11	—	—	21.99
29	76.9	—	—	1.33	—	—	21.77
30	76.9			1.54			21.56