ROAD SURFACE STRUCTURE Russian patent published in 2010 - IPC E01C3/04 

FIELD: construction.

SUBSTANCE: road surface structure including base made of overconsolidated soil with consolidation ratio Kc=1.02-1.03 with support layer made of compacted crushed stone on each side by width of 40-50 cm and double-layer coating along whole width of motor road traffic surface, in which base in cross section is arranged in the form of trapezoid, lower side of which is equal to width of traffic surface, and upper side is narrower than traffic surface by 20-25 cm, with arrangement of support layer of triangular shape with top located near trapezoid base.

EFFECT: improved strength of motor road traffic surface.

2 dwg