Home > Cold Research and Engineering Laboratory Reports > > Figure 13. Static loading design curves with geotextiles from Giroud and Noiray (1981) and points generated for this report according to method documented in Appendix B.
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m
in.
1.0
35
K = 10 kN/m, Tire Inflation Pressure = 621 kPa (90 psi)
0.8
K = 450 kN/m, Tire Inflation Pressure = 480 kPa (70 psi)
30
25
0.6
20
Giroud and Noiray (1981)
0.4
15
} This Study
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
Figure 13. Static loading design curves with geotextiles from Giroud and Noiray (1981) and points
generated for this report according to method documented in Appendix B.
in.
m
1.4
50
Barenberg wheel load = 115 kN (25,900 lb)
1.2
Barenberg wheel load = 60 kN (13,500 lb)
Giroud & Noiray = 115 kN (25,900 lb)
40
1.0
Giroud & Noiray = 60 kN (13,500 lb)
0.8
30
0.6
20
0.4
10
0.2
0
0
0
20
40
60
80
100
120
140 kPa
Undrained Shear
Strength
16
18
20
0
2
4
6
8
10
12
14
psi
CBR
0
1
2
3
4
Figure 14. Static loading design curves adapted from Giroud and Noiray (1981) and Barenberg et
al. (1975) for 10- and 20-ton trucks with tire pressures of 414 kPa (60 psi).
15
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