SA Water Capital Work Delivery Contracts

Under Delivery
SA Water Capital Work Delivery Contracts

The SA Water Capital Work Delivery Contracts comprises a program of water and sewerage infrastructure projects included SA Water's 2020-24 Regulatory Business Period (RBP). The RBP features a program of works valued at approximately $1.6 billion of investment. 

The major capital work program has been divided into three framework agreements under the 'Delivering Capital Together' program. The three frameworks, called 'Major Partner Frameworks' include dam upgrades, water tank refurbishments, water main replacements, sewerage network upgrades and water treatment process changes.

The three Major Partner Frameworks are: 

1. The John Holland Guidera O'Connor Joint Venture, including the delivery of: 

  • St Marys and Melrose Park trunk water main installation (3.5kms of new water main installed in residential and commercial streets)
  • Goodwood – Daws – Springbank trunk water main relocation
  • Wet Well Relining Program, involving the repair and relining of underground sewer wet wells across metropolitan Adelaide and regional SA
  • Yankalilla trunk main (Stage 1), involving installation of a large diameter water main in a busy section of Main South Road near Wattle Flat
  • Tonsley water main relocation, as early works ahead of the Torrens to Darlington project
  • A new Kangaroo Island desalination plant

2. The McConnell Dowell Diona joint venture (Water North), including the deliver of approimately 150 projects involving the design and construction of water infrastrucutre consisting of: 

  • Pipeline and trunk mains - new and replacement
  • Dam and earth bank storage construction and remediation
  • Water storage tank construction and rehabilitation
  • Networks and mechanical and electrical upgrades
  • Water treatment plants

3. Fulton Hogan, including: 

  • upgrades at Bolivar Wastewater Treatment Plant

Key Dates

Jun 2020 Contract Award
Jul 2020 Contract Commencement
Jul 2024 Expected Contract Completion


Successful Tenderer: Fulton Hogan Utilities, John Holland and Guidera O’Connor Joint Venture McConnell Dowell and Diona Joint Venture.


Nov 2019 SA Water's regulatory business proposal for the period of 1 July 2020 to 30 June 2024 was submitted to the Essential Services Commission of South Australia.
Jun 2020 The Essential Services Commission of South Australia released the final regulatory determination to apply to SA Water for the period of 1 July 2020 to 30 June 2024.
Jun 2020 Three major framework agreements for up to $500 million each were awarded to Fulton Hogan Utilities, John Holland and Guidera O’Connor joint venture, and McConnell Dowell and Diona joint venture.
Mar 2022 Construction begins on new KI desalination plant (John Holland Guidera O’Connor joint venture).
Estimated Total Cost
Water & Sewerage
Procurement approach
Traditional Procurement |
South Australia |