Solving Stress-Deformation Problems with Unsaturated Soils - Unsaturated Soil Mechanics in Engineering Practice - page 750

1.4

Series III
e 0 ~ 0.94
w 0 ~ 32%

1.2

1.0

0.8

0.6

0.1 1 10

Total stress, kPa

100 1000 10,000

Figure 14.24 Swelling pressures measured under swell from various surcharge loads ( e 0 = 0 . 94,

w = 32%) (after Gilchrist, 1963).

1.4

Series IV
e 0 ~ 1.06
w 0 ~ 37%

1.2

1.0

0.8

0.6

0.1 1 10

Total stress, kPa

100 1000 10,000

Figure 14.25 Swelling pressures measured under swell from various surcharge loads ( e 0 = 1 . 06,
w = 37%) (after Gilchrist, 1963).