Hydro-Mechanical Properties of an Unsaturated Frictional Material

Volumetric water content (%)
Saturation (-)
50
40
30
20
10
0
1.0
0.8
0.6
0.4
0.2
0.0
0 1 10 100
Suction (kPa)
Experimental results
- drainage
Best fit Fredlund and
Xing (1994)
Experimental results
- imbibition
Best fit Fredlund and
Xing (1994)
0 1 10 100
Suction (kPa)
Figure B.2: Experimental results and best fit (Fredlund and Xing 1994) for drainage and
imbibition process from modified pressure plate apparatus (dense specimen, steady state test)
219