State any four assumptions made in Terzaghi’s analysis if bearing capacity of soil.

State any four assumptions made in Terzaghi’s analysis if bearing capacity of soil.
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Assumptions of Terzaghi’s bearing capacity failure theory: 1. Soil behaves like ideally plastic material. 2. Soil is homogeneous, isotropic and its shear strength is represented by Coloumb’s equation. 3. The total load on footing is vertical and uniformly distributed. 4. The footing is long enough with L/B = ∞. 5. The shear strength above base of footing is neglected and taken as uniform surcharge γDf. 6. The elastic zones developed has straight boundaries inclined at ψ = ϕ.
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