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120
100
SWCC fitting parameters
a
f
n
f
m
f
ψ
r
(kPa)
800 3 1 10000
80
60
40
20
Cunningham et al. (2003) data
SWCC using
Fredlund and Xing (1994)
0
10
6
1
10
100
1000
10,000
100,000
Soil suction, kPa
Figure 12.20
SWCC of reconstituted silty clay in terms of degree of saturation versus soil
suction (data from Cunningham et al., 2003).
25
20
15
10
5
Cunningham et al. (2003) data
Fredlund and Xing (1994)
0
10
6
1
10
100
1000
10,000
100,000
Matric suction (
u
a
-
u
w
), kPa
Figure 12.21
SWCC of reconstituted silty clay in terms of gravimetric water content versus
soil suction (data from Cunningham et al., 2003).
40
30
20
10
Cunningham et al. (2003) data
Fredlund and Xing (1994)
0
10
6
1
10
100
1000
10,000
100,000
Matric suction (
u
a
-
u
w
), kPa
Figure 12.22
SWCC of reconstituted silty clay in terms of volumetric water content versus soil
suction (data from Cunningham et al., 2003).
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