FIBROMINERAL SOIL MIXTURE Russian patent published in 2025 - IPC E01C7/36 E02D3/12 E01C3/04 C04B28/04 C04B18/162 C04B14/38 

FIELD: road construction.

SUBSTANCE: invention relates to the field of road construction and can be used for reinforcement of waterlogged soils when making layers of bases and pavements. Fibromineral soil mixture contains the following in wt.%: natural soil – 61.5-80.0, portland cement – from 4.0 to 10.0, fibreglass – 0.5-3.5, mineral additive based on dust particles from crushed concrete and reinforced concrete – 5.0-25.0, water – the rest.

EFFECT: increased ultimate strength in compression, bending and splitting, crack resistance, frost resistance and reduced water saturation of hardened soils with natural moisture content of not more than 50%.

4 cl, 2 tbl