Specimen

Original Height [mm]

Vertical Displacement [mm]

Swelling Ratio [%]

Bentonite Only

36

5.64

15.7

Bentonite: Fly Ash (Raw) = 1: 1

46

4.63

10.1

Bentonite: Fly Ash (Crushing) = 1: 1

37.5

3.88

10.3

Bentonite: Fly Ash (Raw) = 1: 2

39

3.93

10.1

Bentonite: Fly Ash (Raw) = 1: 5

40

4.21

10.5

Bentonite: Fly Ash (Crushing) = 1: 5

38

4.02

10.6