Research Article
Experimental and Numerical Study of At-Rest Lateral Earth Pressure of Overconsolidated Sand
Table 1
Backfill sandy soil properties.
| | Soil property | From direct shear tests | Back-calculated from direct shear box test simulations using FLAC |
| | Bulk unit weight (kN/m3) | 15.7 | — | | Peak friction angle | 51° | 58° | | Residual friction angle, | 46° | 46° | | Dilation angle, | 15° | 15° | | Cohesion, (kPa) | 0 | 0 | | Shear modulus (MPa) | — | 7 | | Bulk modulus (MPa) | — | 6 |
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