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Isolated Footing Design Calculator

Design isolated RCC footings per IS 456:2000. Check punching shear, one-way shear, bending moments, and calculate reinforcement with development length.

📝 Input Parameters

Footing Shape

Concrete Grade (f_ck)

Steel Grade (f_y)

Safe Bearing Capacity SBC (kN/m²)

Footing Thickness (Total) D (mm)

Clear Cover (mm)

Main Bar Diameter (mm)

Column Width (X) b_col (mm)

Column Depth (Y) d_col (mm)

Footing Width (X) B (mm)

Footing Length (Y) L (mm)

Axial Service Load P_serv (kN)

Soil Unit Weight γ_soil (kN/m³) - for Net SBC

Footing Depth below GL D_f (m)

📊 Design Results

Enter parameters and click "Design Footing" to see results.

⚠️

Disclaimer This calculator assumes uniform soil pressure and concentric loading. For eccentric loads, moment loads, or complex soil profiles, perform manual analysis or use specialized software. Always verify with a qualified structural engineer.

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Isolated Footing Design Calculator