Riotinto Expansion Project Phases 2 & 3


Atalaya Mining


Huelva, Spain


9.5 Mtpa


Concentrator & Associated Infrastructure

DRA Global were initially engaged to provide consulting services on behalf of the client Atalaya Mining. These services comprised review of process design, layouts, major equipment sizing and selection, and making recommendations to optimise the circuit design.

DRA Global were subsequently engaged to provide detailed design of Phases 2 and 3 of the project expansion which included design of a new milling building (7.6MW primary and 6.0MW secondary ball mills) and a new flotation circuit comprising 5 x 100m3 flotation cells and associated ancillaries. Discipline design undertaken by DRA Global included process, concrete, structural steelwork, platework, mechanical equipment, piping and instrumentation – all designed in accordance with European Union codes and standards.

DRA Global were also responsible for managing procurement of the primary and secondary ball mills, five new flotation cells, liner handler, blowers, and associated spares and overseeing the logistics to deliver these packages to site.