​New Pebble Crushing Facility

Project details The Highland Valley Copper mine is Canada’s largest open pit mine, producing both copper and molybdenum concentrates. As part of the 2011 mill optimization project, which sought to increase the mine’s average throughput by approximately ten percent, CWA designed a completely new pebble crushing circuit and crushing building including a 300-tonne surge bin,… Read More

​Primary Crusher Relocation

Project details The Highland Valley Copper mine is Canada’s largest open pit copper mine and produces both copper and molybdenum concentrates. CWA developed the project execution plan and performed the detailed civil, structural, mechanical, and electrical design for the relocation of primary crusher #4. The project included: The relocation of two 1,000-metre-long overland conveyors with… Read More

New Minerals Terminal

​Project details On an annual basis, 2.3 million tonnes of mineral concentrates were being shipped out of the Port of Callao, located within the Lima Metropolitan Area in Peru. The opening of new mines and production increases at existing mines were expected to increase throughput to as much as six million tonnes per year. The… Read More

​Limestone and Nickel Concentrate Conveyor Systems

​Project details CWA was retained to design the offloading and process conveyor systems for Vale-Inco’s Long Harbour limestone and nickel concentrate processing facility. The systems are comprised of 15 separate conveyors totalling 1,400 metres in length, including: A 602-metre fully-enclosed tubular offloading conveyor from the wharf to the storage building. A 114-metre tripper conveyor including… Read More

​Oyu Tolgoi Mine Concentrate Bagging System

​Project details The Oyu Tolgoi mine, located 550km south of the Mongolian capital of Ulaanbaatar and 80km north of the Mongolia-China border, is one of the largest copper-gold projects in the world. CWA performed engineering and procurement services for the finished product export system at the mine including the world’s largest bagging system for cohesive… Read More

​Oyu Tolgoi Mine Concentrate Storage Building

​Project details The Oyu Tolgoi mine, located 550km south of the Mongolian capital of Ulaanbaatar and 80km north of the Mongolia-China border, is one of the largest copper-gold projects in the world. CWA was responsible for the design of the structural steel for the concentrate storage building. Challenges The mine’s location in the south Gobi… Read More