Wall Parameters
Enter dimensions & material properties
Enter wall parameters
Fill in the inputs on the left and click Calculate to analyse stability checks.
Reference Formulas
Rankine's Earth Pressure Theory
Active Earth Pressure Coefficient
Ka = tan²(45° − φ/2)
Pa = ½ · Ka · γ · H² + Ka · q · H
where q = surcharge load (kN/m²)
Stability Checks (IS 456)
FOS overturning ≥ 2.0
FOS sliding ≥ 1.5
Max bearing pressure ≤ SBC
No tension at base (e ≤ B/6)