ROAD STRUCTURE Russian patent published in 2014 - IPC E01C3/04 

FIELD: construction.

SUBSTANCE: road structure comprises an earth bed, a road surface with an underlying layer, sides, a longitudinal drainage system filled with crushed stone of fraction 20-40 and arranged in the body of the earth bed along the axis of the road, water drainage outlets. The base of the earth bed fill under trenches of the rated traffic area from the normative car load is made by geometry of a triangular stiff core from strong easily compacted grainy materials, which have draining properties, and by giving orthotropic properties.

EFFECT: restoration of high transport-operation characteristics of motor roads for a long period of time, increased bearing capacity of a road surface with provision of passage of motor transport with high loads at an axis and with exclusion of road closing for winter-spring period.

4 cl, 3 dwg