Madigan Surveying was commissioned by Baulderstone Hornibrook to provide comprehensive survey management for the entire project. From primary survey control servicing structural cores and concrete superstructure, to subcontractor set-out for trades including structural steel with Alfasi, Formwork with Caelli, plumbing with CDC and facade and finishing works amongst others. Madigan Surveying made significant contribution to the construction and erection of the two large retractable roof sections.