1D Consolidation Settlement & Time Rate Calculator

Calculate primary consolidation settlement for normally consolidated and overconsolidated clays, degree of consolidation (U%), and dissipation times (t50, t90).

Clay Stratum & Drainage Geometry

Clay Layer Thickness H (ft):

Drainage Boundary Condition:

Initial Void Ratio e0:

Coefficient of Consolidation cv (ft²/day):

Compressibility & Stress State

Compression Index Cc:

Recompression Index Cr:

Initial σ'v0 (ksf):

Preconsolidation σ'p (ksf):

Applied Δσ (ksf):

Primary Consolidation Settlement & OCR

Total Primary Settlement (Sc):

—

— mm

Overconsolidation Ratio (OCR):

—

Consolidation Rate & Dissipation Times

Time to 50% Consolidation (t50):

—

— months

Time to 90% Consolidation (t90):

—

— years

1-Year Post-Construction Settlement:

—

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1D Consolidation Settlement & Time Rate Calculator

Clay Stratum & Drainage Geometry

Compressibility & Stress State

Primary Consolidation Settlement & OCR

Consolidation Rate & Dissipation Times

Frequently Asked Questions