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Image Flat WTP PAC Dosing Upgrade


Provision of detailed design and construction services for the installation of a PAC (Powder Activated Carbon) handling and dosing system along with Potassium Permanganate (Pot Perm) dosing lines at Image Flat WTP.

The upgrade includes:

  • PAC Dosing Building and Batching/Dosing Equipment + Switchroom
  • PAC Bulk Storage Building
  • Poona Dosing Pit – Designed for Regular Access
  • Wappa Dosing Pit
  • Underground Dosing Containment Conduit and Dosing Lines for both PAC & Pot Perm
  • Field Instrumentation
  • Extension to plant Control System Fibre Network
  • Replace Stairs on Maintenance Building
  • Decommission and removal of old PAC dosing equipment
  • Mechanical, Civil, Electrical and Control works for the above



Client Seqwater
Project location Image Flat, Sunshine Coast, Queensland
Contract system Design and Construct
Contract sum $3 million
Completion date Due: May 2022
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