Client: Gold Coast Desalination Alliance

Scope of Work:

  • Underwater construction activities associated with installation of GCD inlet and outlet structures including:
    • Seabed survey, prior to component installation.
    • De-watering GRP liner.
    • Broco cut 3m diameter steel casing.
    • Removal of GRP riser dome and internal pneumatic plug.
    • Install structure supporting spider.
    • Install and grout spider fender piles.
    • Install GRP chlorination pipe manifold and manifold protection ring to intake riser.
    • Lower, position and bolt intake and discharge heads to spider.
    • Install diffuser pipelines, ballast blocks and anodes.
    • Final inspection of installed components by diver and ROV.

Time: May to November 2008

Contract Value: $1.5 million