NRW will be in charge of bulk earthworks and concrete for the overland conveyors and primary crushers; ancillary works related to non-process infrastructure; and bulk earthworks for access tracks, clearing, pads and diversion drains.

The concrete works and associated detailed earthworks will include placement of approximately 14,000m3 of concrete.

The contract is valued at approximately A$176 million (US$130 million) and is expected to run for 15 months, commencing on site in September 2018.

At peak over 350 workers will be required on site. Plant and equipment will comprise internally sourced fleet together with a range of hire equipment.

NRW CEO and managing director Jules Pemberton said: "The award of this contract is particularly pleasing given the long-standing association of NRW and BHP on resource projects and recognises NRW's experience and capability in delivering projects in the Pilbara.

"The contract will also provide opportunities for employment on procurement for the areas traditional owners and local businesses."

Ric Buratto, executive general manager of the civil and mining business, commented: "This is a great win for the business; the core project team is in place and key equipment is being made ready for early deployment to the project."