Alphington Sewerage Project

Client: Lend Lease
Location: Yarra River, Alphington
Highlights: Complex works involved the construction of a multifaceted siphon pipeline under the Yarra River between Alphington and Kew in order to meet the growing sewer demands of the community into the future.

Works undertaken involved:

  • Construction of a concrete encased 3 pipe PE syphon under the Yarra River
  • De-watering and excavating 15m deep sheet-piled sections of the Yarra River, in order to install the syphon
  • PE welding of Ø600, Ø450 and Ø355, PE pipe in restricted access and entry spaces
  • Steel fixing and form work was constructed insitu due to restricted space
  • Placement of rock on the river bed and re-instatement to minimise impact to the existing environment
  • Delcon Civil were a finalist in the 2016 CCF Earth Awards for this project