Soil Composition

 

 

 

The soil is a multi-phase system composed of the following three phases:

  • Mineral components (solid phase)

  • Water (liquid phase)

  • Air (gaseous phase)

Soils can be composed of the following phase combinations:

  • Solid-liquid

  • Solid-gaseous

  • Solid-liquid-gaseous

 
Image: 

The soil model [Image: visaplan GmbH]

Key:

V  = Total volume

Vt  = Volume of the solid grains

VP  = Volume of the voids

VG  = Volume of the gases

VF  = Volume of the liquids