Eva Copper Project, QLD

Eva Copper Project, QLD

Our case studies highlight significant projects successfully completed by Roundel in recent years.
Client
Bechtel Corporation
Project outline
Eva Copper Project – Reclaim Tunnel, Eva Copper Mine, Cloncurry, QLD. The Eva Copper Project includes two reclaim tunnels requiring an engineered corrugated steel arch system to support mine infrastructure and demanding operational loads.
Year
2026

Scope of works:

Scope: Design and supply of the B381 bolted corrugated steel plate reclaim tunnel system, including reinforced sections and associated components.

Solution: Roundel designed and supplied the B381 corrugated steel arch system using single and double-ribbed sections, with concrete encasement in designated high-load zones to accommodate demanding structural requirements.

Outcome: Roundel successfully delivered a tailored reclaim tunnel solution, supported by comprehensive quality assurance, material traceability, inspection records and certification documentation, facilitating on-site assembly and construction.

Highlights