Porę water pressure increase
Total stress increase
Depth
--H
Am = Aa
Depth
Effective stress increase
Depth
(b) At time t - 0
Total stress increase
Depth
Porę water
Depth
(c) At time 0 < / < «>
Effective stress increase
Depth
Porę water pressure increase
Total stress increase
Depth
Am = 0
Depth
Effective stress increase
Depth
(d) At time t = °°