Solving Stress-Deformation Problems with Unsaturated Soils - Unsaturated Soil Mechanics in Engineering Practice - page 751

1.4

Series V
e 0 ~ 1.29
w 0 ~ 45%

1.3

1.2

1.1

1.0

0.9

0.8

0.7

0.6

0.1 1 10

Total stress, kPa

100 1000 10,000

Figure 14.26 Swelling pressures measured under swell from various surcharge loads ( e 0 = 1 . 29,
w = 45%) (after Gilchrist, 1963).

1.6

Series VI
e 0 ~ 1.48
w 0 ~ 51%

1.4

1.2

1.0

0.8

0.6

0.1 1.0 10 100 1000 10,000

Total stress, kPa

Figure 14.27 Swelling pressures measured under swell from various surcharge loads ( e 0 = 1 . 48,
w = 51%) (after Gilchrist, 1963).