Retaining Wall Design Calculator | The Civil Studies Retaining Wall Design Calculator Wall Height (m) Surcharge Load (kN/m²) Soil Density (kN/m³) Angle of Internal Friction (°) Soil Cohesion (kPa) Bearing Capacity (kN/m²) Concrete Density (kN/m³) Factor of Safety Calculate Design 2D Sketch & Export Tool Pen Rectangle Clear Export PNG