Technology Upgrades Ore-Processing Plant 3rd Production Unit. Rebuilding Operation North Map of Sludge Depository

700 000 m³ of land brought and poured by in tailing dam; the screen is laid of polyethylene film 180 000 m2.

In the first launch complex performed:

Reconstruction of the Northern map a sludge depository with an additional cistern of 0.91 million m3 due to raising the level of the NPU from the OTM.166.90 m to OTM.169.00 m together with the reconstruction of the brine collector sludge storage facility of the Northern map with an additional capacity of 0.3 million m3.
Laying of two strands of a slurry pipeline from steel-lined pipes on flange connections with a diameter of 630 x 10mm-4330m
Laying of a brine pipeline from new steel pipes with a diameter of 426 x 10mm-1753 m

In the second launch complex performed:

Construction of a new sludge storage facility on newly allocated land with the construction of enclosing dams.
Construction of a mobile pumping station for a reusable brine №1 with a capacity of 550m3/h.
Paved a brine pipe laying from steel pipes with a diameter of 426x10mm-143m
Reconstruction of the main 4th Production Unit overpass, with the replacement of two strands of slurry pipelines.
Laying of slime pipe from steel-lined pipes on flange connections with a diameter of 630 x 10mm-2376 m

In the third launch complex performed:

Construction of a mobile pumping station for a reusable brine № 2 with a capacity of 160 m3/h
Construction of a mobile pumping station for a reusable brine №3 with a capacity of 550 m3/h
Paved a brine pipe laying from steel pipes with a diameter of 426x10mm-47 m
Reconstruction of the main SOF 4th Production Unit trestle. Two strands of sludge pipelines were replaced
Laying of slime pipe from steel-lined pipes on flange connections with a diameter of 630 x 10mm-724 m

In the fourth launch complex performed: