This project relocates the sewage treatment works to caverns, releasing 28 hectares of land for other uses
Tunnels, road access ways, and the caverns are built with major infrastructure and utilities diversions, geotechnical works and environmental mitigation measures throughout.
The innovative techniques have been driven by a collaborative approach crucial in particular during the COVID-19 pandemic.
“So many relevant examples of cutting edge technology bringing multidimensional benefits”
“Very impressive teamwork demonstrated”
“Massive team working together, with all bases covered”
Our first ever Supreme Award for excellence in both team work and innovation, illustrating how major opportunities and challenges can be delivered successfully