METHOD FOR REPAIR OF ROAD SURFACE Russian patent published in 2019 - IPC E01C23/06 

FIELD: construction.

SUBSTANCE: invention relates to methods of repairing road pavement, specifically to changing geometrical shapes of repaired section or map. Method of road pavement repair consists in preliminary cleaning of road surface from dust, dirt and moisture; marking contours of potholes located at an angle to the longitudinal axis of the road surface, using the shape of the rhombus and hexagon in a horizontal section to ensure uniform distribution of load from motor transport to the repaired section; material of the repaired place of coating, cutting, punching-out or cold milling along the marked contour to the entire depth of the pothole, but not less than the thickness of the coating layer, with provision for vertical validity of the side walls; cleaning the bottom and walls of the repair point from small pieces, crumbs, dust, dirt and moisture; treatment of bottom and walls with thin layer of hot liquid or liquefied bitumen or bitumen-containing emulsion; filling prepared groove with repair mixture; compaction of material by means of electric or pneumatic pressing or hand rollers at small, isolated from each other potholes, and at large areas – smooth drum rollers with weight of 5–10 tons.

EFFECT: technical result consists in distribution of load from vehicles along faces of repaired sections and maps.

1 cl, 2 dwg, 1 tbl