During fastening work at the Jerey mine, there was a rock mass detachment.
On January 27, 2026, at the Jerooy mine, where bolting work was being carried out by employees of the contracting organization OsOO "BPK," a rock mass detachment occurred at the face of the +3160 horizon. The press service of "Alliance Altyn" reported this incident. At the time of the incident, there were four workers from OsOO "BPK," which acts as the general contractor responsible for underground work, on site. Currently, there are 20 contracting organizations