well ppint system

vacuum method

deep well system

electroosmosis method

3

6

9

16

effective stress with time

effective stress with depth

pore water pressure with depth

pore water pressure with time

a gradual increase in neutral pressure and a gradual decrease in effective pressure takes place and sum of the two is constant

a gradual decrease in neutral pressure and a gradual increase in effective pressure takes place and sum of the two is constant

both neutral pressure and effective pressure decrease

both neutral pressure and effective pressure increase

0.028

0.28

36

0.036