METHOD TO REPAIR ASPHALTIC CONCRETE PAVEMENT AFTER SAMPLING WITH CORE BARREL (VERSIONS) Russian patent published in 2014 - IPC E01C23/09 E01C7/00 

FIELD: construction.

SUBSTANCE: method to repair an asphaltic concrete pavement after sampling with a core barrel includes filling of a hole with crushed stone and insertion of a plug into the hole. Besides, a bitumen net is laid onto the bottom of the hole and on top of crushed stone, the plug is inserted, made in the form of a cylinder with a diameter that is 4-8 mm less than the diameter of the core barrel crown, the slot between the plug and the hole is filled with sand, on top the joint is poured with hot bitumen, or edges of the road pavement and the plug are heated with a burner, and a bitumen tab is applied.

EFFECT: increased quality of closing of holes and durability of a repaired section, reduced labour intensiveness and time of repair works.

3 cl, 3 dwg