METHOD FOR DISMANTLING BORED PILE HEADS Russian patent published in 2023 - IPC E02D9/00 E02D5/38 

FIELD: construction.

SUBSTANCE: method of dismantling the heads of bored piles, in which a well is drilled, when the reinforcing cage is lowered into the well, the reinforcing outlets are temporarily fixed above the upper part of the casing pipe, plugs are put on the upper ends of the installed ultrasonic diagnostic tubes, insulation is installed on the reinforcing outlets up to the design mark, on the ultrasonic diagnostic tubes up to the design mark, insulation is installed, cartridges with an expanding composition are distributed evenly around the perimeter of the design mark of the head felling on the inside of the frame, the cartridges are fixed to insulated reinforcing outlets on the inside of the reinforcing cage, the reinforcing cage is lowered into the well, concreted, then a pit is dug out, the main crack in the horizontal plane is opened, the pile head is pulled vertically upwards, after which the removed head is moved to the storage.

EFFECT: increased operation efficiency.

1 cl, 6 dwg