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Construct a Greenfield Waste Water Treatment Plant for the Rotoiti and Rotoma Communities. A 0.5 Ml/d MBR wastewater treatment plant and land disposal system were adopted. The contract contained design and build elements which included construction of: -

  • Sealed access road and earthworks.

  • Treatment plant site works.

  • Flow balance tank and pump station.

  • Inlet works including fine screening.

  • 4 stage Membrane installation and permeate storage tanks.

  • SBR treatment tanks (including aeration, mixers and decanting).

  • Waste activated sludge tank and system.

  • Sludge dewatering system.

  • Chemical storage and dosing systems.

  • Biofilter, odour extraction and land disposal system.

  • Electrical and control design.

  • Utilities buildings and UV system.

  • Blower room, MCC room & Dewatering room.

  • Associated site works and consent compliance requirements.

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