Ruakura Reservoir Construction

Major works included:

• Preloading of reservoir locations using 25,000m3 of excavated material.

• Construction of a reservoir, pump station and control room building including two valve chambers below ground level.

• Supply and installation of pumps and mechanical pipework.

• Supply and installation of instrumentation, switchboards and control facilities.

• Construction of a pre-stressed concrete reservoir structure with horizontally post tensioned walls. The roof structure was constructed using pre-cast T-beams with an insitu topping.

• Supply and install inlet, outlet, scour and overflow pipework for the reservoir and drainage under and around the reservoir.

• Supply and install all pipework for connection to the existing reticulation pipeline.

• Testing and commissioning of new pump station and pipework.

This project was completed in September 2020.