TECHNOLOGICAL ROAD FOR TIMBER TRUCKS Russian patent published in 2021 - IPC E01C9/08 

FIELD: road building.

SUBSTANCE: invention relates to the field of construction of technological roads of the forestry complex. The road for timber trucks contains a combined subgrade in the form of a flooring laid on the base, made of load-bearing elements, which are closed containers made of strong impermeable elastic material, filled with dry soil and laid in layers. The upper layer is closed with a non-woven perforated material laid with slack, on which pavement is poured. The supporting elements are made in the form of spherical cores. The cores in the first layer are stacked in interlocking rows, and the cores of the subsequent layers are placed in the recesses between the cores of the previous layer and contact each other at two points.

EFFECT: increasing the strength of the road structure.

1 cl, 1 dwg