"Our focus is now on mobilisation of resources and clarifying task requirements with the US Army Corps of Engineers," Worley chief executive John Grill said.
The contract is an "Indefinite Delivery Indefinite Quantity" cost plus award fee for two years, with three one-year options to extend, according to Worley.
Worley has a 35 per cent stake in WorleyParsons Energy Services, which won the contract, while California's Parsons Corp has 20 per cent and Parsons E&C has 45 per cent.




