Clough compelted the Engineering, Procurement, and Construction (EPC) contract for the Wagerup Oxalate Destruction project for Alcoa of Australia (Alcoa) at its Wagerup alumina refinery.

The project involved the civil, structural, mechanical, piping, electrical and instrumentation for the impurity processing facility and was self-performed. The Wagerup facility built upon the functioning Pinjarra design and was modified and optimised for lessons learned, geographical and site-specific process requirements and improvements.