Soil Bearing Capacity Formula
The maximum pressure that soil can support without failure.
Formula
qult = c·Nc + q·Nq + 0.5·γ·B·Nγ
Discipline: Civil Engineering. Result unit: Pa.
Variables and units
- qult — Ultimate Bearing Capacity (Pa): Ultimate bearing capacity
- c — Cohesion (Pa): Soil cohesion
- Nc — Bearing Capacity Factor for Cohesion: Bearing capacity factor for cohesion
- q — Surcharge Pressure (Pa): Surcharge pressure
- Nq — Bearing Capacity Factor for Surcharge: Bearing capacity factor for surcharge
- γ — Soil Unit Weight (N/m³): Unit weight of soil
- B — Foundation Width (m): Width of foundation
- Nγ — Bearing Capacity Factor for Weight: Bearing capacity factor for weight