Slope Stability Analysis of Mounded Storage Tank under Different Compaction Coefficients
Table 4
Numerical simulation parameters.
Parameter
0.75 Compaction
0.80 Compaction
0.85 Compaction
0.90 Compaction
0.95 Compaction
Foundation
Sand bed
Elastic modulus (GP)
30E3
30E3
30E3
30E3
40E3
200E9
40E3
Poisson’s ratio
0.35
0.35
0.35
0.35
0.35
0.3
0.35
Dry weight (kN/m3)
14.25
15.20
16.12
17.10
18.05
70
18.05
Saturation weight (kN/m3)
21.90
21.90
21.90
21.90
21.90
70
21.90
Cohesion force (kPa)
1.497
2.957
9.447
20.05
39.27
—
39.27
Internal friction angle (°)
27.05
28.23
29.49
29.94
28.89
—
28.89
Note. The dry weight is calculated from maximum dry weight and compaction; saturated weight, elastic modulus, Poisson’s ratio can be obtained according to the assumptions of Section II and the common range of values; shear strength can be obtained from Section II.
