METHOD TO REPAIR ROAD BED Russian patent published in 2012 - IPC E01C23/06 

FIELD: construction.

SUBSTANCE: surface layer is removed, the section is filled with a polymer concrete with binding fillers, further a flat U-shaped thermoplastic reinforcing element from plastic is inserted into the road bed body with a collar down, reinforced with a metal L-shaped bar and taken to the level of the surface layer. Such combination of used materials makes it possible to strengthen a damaged section of the road without application of bitumen-containing binding components as a binder, using at the same time standard and simple equipment and rigging.

EFFECT: strengthening and repair of a road bed, reduced labour intensiveness due to application of simple equipment and rigging, increased service life.

2 cl, 2 dwg