Research Article

Assessment of Stiffness and Strength Parameters for the Soft Soil Model of Clays of Cameroon

Table 4

Optimized parameters of the Soft Soil model (soil samples 1–71) and statistical significance of these parameters.

Soil samplesParameters of the Soft Soil model
c (kPa)φ (°)Ψ (°)M (kPa)

15220.501.210.6500.150.03410.003652.5389.36
25718.701.110.6790.150.02130.003244.5766.67
31824.301.370.5880.150.01880.002472.2897.98
4222101.240.6420.150.02660.002686.28210.10
56118.601.120.6810.150.02970.0036102.3348.18
6530.10.11.630.4980.150.03660.0042113.0298.65
71424.801.400.5810.150.02880.0029105.6189.81
83927.501.500.5380.150.01740.002682.9396.67
91599.900.760.8280.150.04150.0029103.68214.40
1055.328.801.580.5180.150.06910.006822.83910.09
1123.135.15.11.890.4250.150.05510.004328.78212.68
122.241.911.92.180.3320.150.03620.008113.7634.50
130.740.110.12.090.3560.150.03460.006920.6405.00
145426.901.490.5480.150.06670.007529.9018.93
1539.228.801.590.5180.150.06760.005442.74712.48
1632.634.54.51.840.4340.150.05460.006546.4788.43
1718.33992.090.3710.150.06450.002936.83522.11
189721.301.150.6370.150.01570.004777.8503.31
19392301.330.6090.150.05510.0042106.97213.01
205526.101.410.5600.150.01360.002776.8285.00
214925.501.460.5690.150.01840.000543.80834.50
226320.601.100.6480.150.01450.005078.7382.92
236223.301.270.6040.150.01950.004719.5514.11
243928.501.490.5230.150.02010.005227.0543.87
253126.601.260.5520.150.01520.007357.2162.07
267723.701.260.5980.150.02540.007339.1953.50
271827.201.530.5430.150.05720.002826.76620.57
2813.333.33.31.810.4510.150.07000.002849.04024.86
297430.40.41.680.4940.150.04950.001551.93932.58
301750.120.12.670.2330.150.03230.001936.15517.25
31143882.040.3840.150.06380.00235.94927.36
326538.28.22.050.3820.150.04400.002051.98222.02
33503992.080.3710.150.04440.002962.70615.38
349.739.79.72.120.3610.150.08490.005136.61316.78
354043.213.22.300.3150.150.07360.00366.49720.43
362627.201.520.5430.150.05870.004055.68814.68
376426.901.510.5480.150.06980.004072.30817.46
387426.501.460.5540.150.02650.003682.7247.29
3910423.501.350.6010.150.04480.0043110.99810.29
406629.501.570.5080.150.02220.004247.0365.29
4111.137.17.11.980.3970.150.04570.004123.34911.24
4240.133.13.11.770.4540.150.02710.003453.0278.05
4348.821.601.270.6320.150.03680.002667.47514.39
4442.135.15.11.890.4250.150.04890.003861.39312.93
452526.601.510.5520.150.06380.002741.37323.64
4613.632.32.31.760.4660.150.04820.003251.19114.86
473.331.91.91.740.4720.150.04120.002749.40415.00
488.229.801.580.5030.150.05240.010377.5635.09
498836.36.31.960.4080.150.07670.003677.18021.59
502444.314.32.350.3020.150.03680.003372.06911.11
511633.33.31.800.4510.150.08180.005981.17013.80
521629.501.630.5080.150.06000.004116.16514.59
5314.234.74.71.880.4310.150.07600.004222.30217.96
5425.13111.690.4850.150.03810.002955.84713.01
5529.636.56.51.950.4050.150.03440.002843.54512.11
560.749.919.92.660.2350.150.05240.003622.40414.48
575723.801.350.5960.150.05280.005634.0979.41
588.445152.370.2930.150.03610.005750.5496.29
592.621.9401.300.6260.150.04250.0021103.35019.88
608.116.9701.090.7080.150.07620.002689.44329.00
6125.219.3101.190.6690.150.05430.002657.15920.90
6238.43441.820.4410.150.09730.009769.93610.07
6324.42801.520.5310.150.07320.011484.6856.43
6427.33111.660.4850.150.06500.009348.1687.00
65213661.910.4120.150.05600.007530.5727.50
6656.53111.670.4850.150.04260.005540.0897.69
6718.63441.810.4410.150.07720.009960.3827.78
6835.23111.670.4850.150.07550.009446.0778.04
6933.92901.600.5150.150.07230.005323.55713.53
7028.12601.460.5620.150.08350.006312.51413.17
7118.93111.660.4850.150.05080.007350.1816.94
Average value36.7430.183.111.650.500.150.04810.004654.1612.51
Variance of soils samples794.9560.0224.090.140.010.000.00040.0000740.3251.24
Standard deviation28.197.754.910.380.110.000.02080.002327.217.16
Confidence interval range8.5522.43−1.791.270.390.150.02730.002326.955.35
64.9437.938.022.020.620.150.06900.006981.3719.67
Maximum value159.0050.1020.102.670.830.150.09730.0114113.0334.50
Minimum value0.709.900.000.760.230.150.01360.00055.952.07
Median value29.6029.500.001.600.510.150.04820.004050.5511.11