Solving Stress-Deformation Problems with Unsaturated Soils - Unsaturated Soil Mechanics in Engineering Practice - page 749

1.4

Series I
e 0 ~ 0.67
w 0 ~ 22%

1.2

1.0

0.8

0.6

1 10 100

Total stress, kPa

1000 10,000

Figure 14.22 Swelling pressures measured under swell from various surcharge loads

( e 0 = 0.67, w = 22%) (after Gilchrist, 1963).

1.4

Series II
e 0 ~ 0.79
w 0 ~ 27%

1.2

1.0

0.8

0.6

0.1 1 10

Total stress, kPa

100 1000 10,000

Figure 14.23 Swelling pressures measured under swell from various surcharge loads

( e 0 = 0.79, w = 27%) (after Gilchrist, 1963).