METHOD FOR SEALING DAMAGES OF IMPERVIOUS SCREEN Russian patent published in 2017 - IPC E02B3/16 

FIELD: construction.

SUBSTANCE: method for sealing the damages of the impervious screen includes laying polymeric material, dumping the protective layer, integrity testing from fixed soil moisture sensors to the portable data logger with subsequent transfer of information by GPS navigation to a personal computer, sealing the detected damage 8 in an impervious polymeric element with the injection of bentonite solution supplied under pressure by the pump 11 into the damaged openings 8. Patches 15 of a polymeric material are arranged on the damages with the opening diameter d_op≥20 cm. The screen integrity testing is performed automatically and remotely, all the necessary information about leaks comes to the operator's personal computer, and sealing the damages is done punctually by means of the bentonite solution injection, and in case of detecting significant places of damages, besides the injection, patches of a polymeric material are additionally arranged.

EFFECT: increased testing convenience, improving the accuracy of the damage sealing.

2 cl, 4 dwg