m
in.
1.0
35
0.8
30
25
0.6
20
Without Geotextile
0.4
15
With Geotextile
10
0.2
5
0
0
0
10
20
30
40
50
60
70
80
90
100 kPa
Undrained Shear
Strength 0
2
4
6
8
10
12
14
psi
CBR
0
1
2
3
4
m
in.
1.0
35
0.8
30
Without Geotextile
25
0.6
20
0.4
15
10
0.2
With 200 kN/m
5
Geotextile
0
0
0
10
20
30
40
50
60
70
80
90
100 kPa
Undrained Shear
Strength
0
2
4
6
8
10
12
14
psi
CBR
0
1
2
3
4
Figure 17. Design curves for static loading (up to 100 passes) for 20-ton dump truck, according to
Barenberg (1975) method (top) and Giroud and Noiray (1981) method (bottom). Use of upper figure
is recommended until further research is conducted.
20
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