The deep diaphragm construction of 50 Cavill Avenue allowed for multi-level basement construction in a high-water table area and fast-tracked the construction timetable. General Manager at the time, Garry Rossow, said the project “was constructed from the middle and then up and down simultaneously, enabling the building’s five basements to be completed in the same time as it would have taken to complete two basements."
Watpac also became an approved contractor for the Queensland Government in August 1992, a status BESIX Watpac has proudly maintained to this day.