Engineering company Monadelphous Group has been awarded a $100 million contract to construct the coal handling plant for the BHP Billiton Mitsubishi Alliance Caval Ridge Mine Project.

The contract is for the provision of civil, structural, mechanical, piping and electrical works for the coal handling plant south-east of Moranbah in Queensland.

Work will commence immediately and is expected to be completed in the fourth quarter of the 2013 calendar year.