“Petrikovsky mining and processing complex. The preparatory period for the sinking of trunks. The surface complex. The mine. Temporary buildings and structures”.
JSC Drilling Company Delta performs drilling of freezing wells on 2 trunks of 50 wells (up to 275 meters deep) on each mine shaft, including:
freezing 41 pcs.;
control and thermal (CT) 2 pcs.;
ultrasonic inspection wells (UCL) – 1 pc.;
additional – 6 pcs.
Drilling is carried out by drilling rigs Drillmec G-33 (Italy).