Due to the urgent nature of the threat, a rapid risk assessment will begin led by global environmental firm Tetra Tech Coffey, which prepared the report.
The restart plan involves de-bottlenecking and completing critical capital projects and building up stope ore inventory to achieve a more efficient ramp up.
The facility will make Rio the first primary aluminium producer in North America to incorporate recycled post-consumer aluminium into aluminium alloys.
World’s largest copper producer blaming lower recovery levels and ore grades at the Chuquicamata site, as it also deals with fatal accidents halting some construction works.