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Biot 3D Poroelastic Drained Consolidation Settlement Calculator

Maurice Anthony Biot unified linear elasticity with Darcy fluid flow in porous media to establish 3D poroelasticity.

Total thickness of consolidating stratum

Uniform foundation stress increment

Drained soil framework elastic stiffness

Calculated Result
62.5 mm

Drained Consolidation Settlement

Constrained Modulus (M)

19.2 MPa

Calculation Breakdown

  1. Biot Poroelastic Settlements = (Δσ / M) · H => 62.5 mm

Settlement vs Clay Stiffness

Interactive visualization based on your current inputs

Settlement
0.0306090120E' = 10 MPaE' = 20 MPaE' = 35 MPaDrained Modulus E'Settlement (mm)

What Is the Biot 3D Poroelastic Drained Consolidation Settlement Calculator?

Maurice Anthony Biot unified linear elasticity with Darcy fluid flow in porous media to establish 3D poroelasticity.

It relates pore fluid pressure dissipation to skeletal volume strain, yielding final 1D constrained consolidation settlement.

How Does the Biot 3D Poroelastic Drained Consolidation Settlement Calculator Work?

The calculation evaluates user-provided measurements using recognized domain equations, converts between measurement units, and adjusts for real-world efficiency factors.

Biot 3D Poroelastic Drained Consolidation Settlement Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

s = \frac{\Delta\sigma}{M} H, \quad M = \frac{E' (1 - \nu')}{(1 + \nu')(1 - 2\nu')}

Biot drained 1D consolidation settlement formulation.

How to Use the Biot 3D Poroelastic Drained Consolidation Settlement Calculator

  1. Enter your primary measurements in the input fields above.
  2. Select your preferred units (e.g. metric or imperial) if applicable.
  3. Review or adjust operational assumptions such as field efficiency.
  4. Click Calculate to instantly generate the full results breakdown and visual chart.
  5. Use the Reset button at any time to clear the form and test a new scenario.

Step-by-Step Example Calculation

Storage Tank Foundation Settlement

Input Values:

layerThicknessHM:12.0
appliedStressIncreaseKpa:150.0
drainedElasticModulusMpa:18.0

Understanding Your Result

Your calculated result represents the realistic operational capacity or baseline output under the specified conditions. Comparing theoretical and effective outputs reveals the direct impact of turns, overlap, and practical downtime.

Factors That Affect the Result

Field terrain, operator experience, equipment maintenance, overlap margin, and weather conditions can significantly influence real-world output.

When Should You Use This Calculator?

Use this calculator whenever you need quick, verified estimates for job planning, budgeting, equipment sizing, or project timelines.

Assumptions & Limitations

  • Assumes drained Poisson ratio ν' = 0.25 to calculate 1D constrained modulus M.

Frequently Asked Questions

Calculation Accuracy & Reference Note

This calculator implements verified, deterministic mathematical equations based on published standards. Results should be treated as professional engineering estimates; always verify critical operations with local equipment manuals and site inspections.

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