Clough, through its PNG subsidiary, Clough Niugini, completed the design and construction for the overall Lihir project development, which included the operation of an open-cut gold mine, an ore processing plant to produce gold bullion and complete infrastructure facilities.

The project involved the supply of labour and equipment to erect/install client supplied materials to construct a pressure oxidation facility including:

• 3 x 400 tonnes autoclaves,
• 25,000 cubic metres of concrete construction and industrial buildings,
• 1,000 cubic metres of buildings (including wards),
• structural steel erection and mechanical equipment installation for the grinding,
• conveying and crushing facilities, and
• excavation of 6 x reef channels, approx 9,500 cubic metres. 

The project also delivered of the Londolovit Medical Facility, which provided a high quality first class medical facility to the gold mine operations. The facility includes emergency, theatre, treatment, X-ray, dentist, pharmacy, delivery, male/female isolation wards, a laboratory and a morgue.