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Client:
Water Corporation of Western Australia

Construction period:
2006 - 2010

City/country:
Australia

Contract value:
€ 152 million

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Alkimos Waste Water Treatment Scheme (Base Project & Connolly Drive), Australia

Australia


Construction of a 6.3 km section of ID 2.0 m sewer by pipe jacking to connect the existing Quinns Main Sewer to the new Alkimos Waste Water Treatment Plant facility in the northern Perth suburbs.

The scope included the construction of a 6.3 km section of ID 2.0 m sewer by pipe jacking to connect the existing Quinns Main Sewer to the new Alkimos Waste Water Treatment Plant facility in the northern Perth suburbs with the following works:

  • Construction of a main sewer line employing pipe jacking technology
  • 13 jacking / receiving shafts with a maximum depth of 20 m Complex and highly variable regional geology with both sand and hard rock
  • Maximum torque of 800 kNm on the 15 m long Tunnel Boring Machine (TBM)

Winner of the Earth Award 2011 for Excellence in Civil Construction.