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Weir awarded £40mn sustainable tailings solution contracts in Chile

Codelco, the world’s largest copper producer, has selected Weir to supply the tailings transport solution for its Talabre tailings dam expansion project in the Atacama region of Chile under contracts worth £40 million.

The Weir solution includes a combination of Geho positive displacement pumps and Warman centrifugal pumps to handle the large volume and high solid content of tailings from the three mines. With the full process enabled with Next intelligent digital solutions, the combined equipment will transport over 10 thousand dry tons per hour using less energy than other available solutions.

In total, the contracts represent the single largest order for Weir’s Geho pumps.

The brownfield expansion project will combine the thickened tailings streams from three major mines in the area: Ministro Hales, Chuquicamata, and Radomiro Tomic. The expansion is expected to have a total productive life of 20 years, and handle a slurry thickened to around 70% solid content – creating the opportunity to reuse process water and increasing the safety and stability of the storage facility.

After commissioning of the equipment, aftermarket support will be provided locally via Weir’s strong service centre presence in the region.