Table T4. Nomenclature.
| Variable | Definition | Dimension | SI unit |
|---|---|---|---|
| A | Pore pressure parameter | Dimensionless | — |
| B | B value | Dimensionless | — |
| E | Secant modulus | M/LT2 | kPa |
| Gs | Specific gravity of solid grains | Dimensionless | — |
| ei | Initial void ratio | Dimensionless | — |
| Kc | Consolidation lateral stress ratio | Dimensionless | — |
| Ko | In situ lateral stress ratio | Dimensionless | — |
| OCR | Overconsolidation ratio | Dimensionless | — |
| p′ | Mean effective stress | M/LT2 | kPa |
| q | Shear stress | M/LT2 | kPa |
| Si | Initial saturation | Dimensionless | % |
| ts | Time for secondary compression | T | h |
| ub | Backpressure | M/LT2 | kPa |
| wn | Specimen water content | Dimensionless | % |
| ue | Excess pore pressure | M/LT2 | kPa |
| us | Shear induced pore pressure | M/LT2 | kPa |
| εa/h | Strain rate | 1/T | %/h |
| εa | Axial strain | Dimensionless | — |
| εvol | Volumetric strain | Dimensionless | — |
| ρt | Total density | M/L3 | g/cm3 |
| ϕ | Friction angle | Degrees | degrees |
| σa′ | Vertical effective stress | M/LT2 | kPa |
| σi′ | Initial effective stress | M/LT2 | kPa |
| σr′ | Radial effective stress | M/LT2 | kPa |
| Δσr | Radial stress change | M/LT2 | kPa |
| Δu | Pore pressure change | M/LT2 | kPa |
| σvm′ | Maximum vertical consolidation stress | M/LT2 | kPa |
| σvc′ | Vertical consolidation stress | M/LT2 | kPa |
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