ETP Tertiary Upgrade

Name: Eastern Treatment Plant (ETP) Buried Pipeworks Stages 1 – 3

Client: Eastern Tertiary Alliance (Baulderstone, United Group & Melbourne Water Alliance)

Completed: November 2011

Project outcome:
This multi-million dollar project resulted in the upgrade of the Eastern Treatment Plant to a Class A recycled water facility. Quinn Civil project scope was the installation of various pipeworks:

  • 360m of DN2500 GRP pipe up to 9m deep under existing services 210m of DN2100, DN2000 and DN1600 Carbon Steel pipe up to 2-3m deep
  • Caisson construction of a 6.5m internal diameter concrete pump station to 6m deep
  • 4km of 110mm poly pipe using electrofusion jointing methods
  • Open cut installation of pipe work (GRP, RCP, PE MS & PVC) ranging in size from Ø32mm to Ø2500mm at depths from 0.7m to 6.5m.
  • 4.6km of Electrofusion jointed PE pipe Ø32mm to Ø250mm.

All pipes were successfully pressure tested with no leaks.

Eastern Tertiary Alliance

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