Table 1 Testing program.

From: Improving engineering properties of laterite soil using eco-friendly biopolymers: a study on strength and compressibility

Type of biopolymer

Dosage (% by dry weight of soil)

Test type

Curing period (days)

No. of replicates

Xanthan gum (XG)

0.00 (Control)

UCS

0, 3, 7, 14, 28

3

2

UCS

0, 3, 7, 14, 28

3

3

UCS

0, 3, 7, 14, 28

3

4

UCS

0, 3, 7, 14, 28

3

0.00 (Control)

CBR, Permeability, Consolidation

0

3

2

CBR, Permeability, Consolidation

0

3

3

CBR, Permeability, Consolidation

0

3

4

CBR, Permeability, Consolidation

0

3

Guar gum (GG)

0.00 (Control)

UCS

0, 3, 7, 14, 28

3

1

UCS

0, 3, 7, 14, 28

3

2

UCS

0, 3, 7, 14, 28

3

3

UCS

0, 3, 7, 14, 28

3

0.00 (Control)

CBR, Permeability, Consolidation

0

3

1

CBR, Permeability, Consolidation

0

3

2

CBR, Permeability, Consolidation

0

3

3

CBR, Permeability, Consolidation

0

3