PLC Upgrades and Renewals 2025/26 Charlton, Hopetoun and Murtoa

GWMWater invites tender submissions for the design, supply, installation and commissioning of Programmable Logic Controllers (PLC) hardware and software and associated upgrade works at:

•  Charlton Water Treatment Plant.
•  Hopetoun Water Treatment Plant.
•  Murtoa Water Treatment Plant.

This contract includes hardware and software design, installation and commissioning of GE PAC system RX3i PLCs, including:

•  Investigation and review of the individual facilities.
•  Updating and developing process and electrical drawings, where required.
•  Functional testing of existing plant equipment.
•  Upgrades to dosing and instrumentation systems identified.
•  Development of PLC and SCADA software.
•  Factory acceptance testing.
•  Supply, installation and testing of new PLC hardware.
•  Onsite migration from old to new PLC and site acceptance testing.
•  End-to-end testing.

A compulsory pre-tender online MS Teams presentation will be held on Tuesday 11 November at 11 am.

A compulsory pre-tender site inspection will be held on Thursday 13 November at 11 am, starting at the Murtoa Water Treatment Plant.

To register for these sessions, please contact GWMWater's Graduate Engineer, Manisha Pillai.

More information regarding this tender is available from the Buying for Victoria website, www.tenders.vic.gov.au. Enquiries are to be directed to GWMWater's Graduate Engineer, Manisha Pillai on 1300 659 961 during business hours.

Tender closes 2 pm, Tuesday 25 November 2025. GWMWater reserves the right to accept tenders in part. The lowest or any tender not necessarily accepted. Mark Williams

Managing Director

GWMWater is an innovative water corporation providing, managing, operating and protecting water supply and sewerage systems within the Grampians, Wimmera and Mallee regions of Victoria.