Advances in Civil Engineering / 2012 / Article / Tab 2

Research Article

Analytical Model for the End-Bearing Capacity of Tapered Piles Using Cavity Expansion Theory

Table 2

Geotechnical properties of different sands.

DescriptionsTOK-7Fanshawe brick sand (Sakr et al.) [2325]

Density of particles, (g/cm3) 2.652.622.68
Maximum density, (g/cm3) 1.641.601.772
Minimum density, (g/cm3) 1.341.191.466
Density at 80%, (g/cm3) 1.581.52na
Density at 60%, (g/cm3) 1.521.43na
Maximum void ratio, 0.981.200.794
Minimum void ratio, 0.620.640.484
Void ratio at 90%, nana0.68
Void ratio at 80%, 0.680.73na
Void ratio at 60%, 0.740.83na
Effective grain size, (mm) nana0.14
Mean grain size, (mm) nana0.26
Uniformity coefficient, 1.404.02.143
Coefficient of curvature, 0.861.210.905
Percent fines, (%) 1.1014na
Peak stress, (deg)° 42.0047.0037.00
Critical stress state, (deg)° 32.0034.0031.00 (assumed)

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