Features
Nature and classification of soils

Soil, unlike manufactured materials, is intrinsically complex. It is characterized by its three-phase composition, incorporating solid, liquid and gaseous phases. The proportion of these phases can vary considerably over time. In specific situations, it is even crucial to take into account a fourth phase: ice. This is particularly important in cold climates, where freezing and thawing have a significant influence on soil properties.

Initiated by one of the...