EMBANKMENT ON FROZEN SOIL Russian patent published in 2010 - IPC E01C3/06 E02D17/18 

FIELD: building.

SUBSTANCE: in an embankment on the frozen ground including a trench, a convex layer of a frost protection material in a solid enclosure, ice-rich soil and a drainage soil layer, according to the invention, an embankment base and ramps are made of discrete impenetrable solid elements. In the base, they are layered all the way down the trench, and in the ramps - full-height embankment. The gaps between said discrete solid elements are filled with a frost-free material. In the layered discrete impenetrable solid elements of the base, there are air gaps, while the ramps are covered with antifiltration sheets. The air gaps can be discrete and located in mutually perpendicular directions, or in the form of pits staggered in the base. The discrete solid elements are appropriate to be filled with ice-rich soil produced of, e.g. trenching.

EFFECT: higher stability of the embankment ensured by higher degree of frost-bound soil condition, and reinforcement of separate areas of an embankment body, prevention of continuous water saturation, ground filtration and liquefaction in ice thawing.

4 cl, 5 dwg