Soil Swell & Shrink Calculator

Convert a bank (in-place) soil volume into loose (hauled) and compacted (placed) equivalents by soil type.

Soil

Bank Volume (yd³)

In-place / undisturbed

Soil Type

Common earth / loam: +25% swell, −10% shrink (typical).

Equivalent Volumes

Bank100 yd³

Loose (hauled)125 yd³

Compacted (placed)90 yd³

Bank → loose for hauling; bank → compacted for placed fill. Factors vary widely — confirm with a geotech.

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