The asset comprises

• gravity collector, trunk, interceptor and pressure sewer mains, (413km).
• gravity collector and gully stormwater mains (148km).
• land drainage channels.
• 17 sewerage pumping stations
• 2 stormwater pumping stations
• 3 oxidation pond sewerage treatment systems.
• 1 wastewater screening plant
• 1 wastewater ocean outfall

The asset and the management of it involves the acquisition of existing field data and inputting the data to the Hansen Infrastructure Management System.

From Hansan, maintenance/ refurbishment/ replacement strategies are developed.