Settlement & Consolidation

Multi-Layer Settlement Analysis

Comprehensive static settlement calculation for multi-layer stratigraphy combining sand elastic modulus, Schmertmann CPT, and non-linear clay consolidation with Boussinesq stress attenuation.

FHWABowles

Inputs

Demo

1. Foundation Geometry & Loading

Footing Width B (m)

Footing Length L (m)

Embedment Depth D (m)

Net Applied Pressure (kPa)

Water Table Dw (m)

2. Soil Stratigraphy

No strata defined. Click "Add Stratum" above or choose a Demo Preset to load layers.

Results

Enter footing parameters and soil strata above, or click a Demo Preset at the top to compute layered settlement.

Theory and formulae

Multi-Layer Integration Method

About this calculator

This free multi-layer settlement calculator runs entirely in your browser: what you enter is never uploaded. Switch between metric and imperial units at any time. Use the calculation steps and the theory section to check the working, and print a calculation sheet with the inputs, results and formulae for your records.

Methods and references: FHWA, Bowles.

Topics: multi-layer, layered settlement, stratigraphy, boussinesq, sublayer integration.

Engineering notice: Results are for preliminary estimation, screening and education. All inputs and outputs must be independently verified by a qualified professional engineer before use in any design or construction decision. Read the full disclaimer