Regional Treatment Plant CWP – Laidley STP: Mechanical Structural and Civil Works

John Holland Pty Ltd have been engaged by Queensland Urban Utilities to undertake the design and construction of multiple Sewage Treatment Plant upgrades. HH Civil were awarded the civil, mechanical and structural work package by John Holland for Laidley STP upgrade

Location: Laidley QLD

End User: QUU

Completion Date: September 2020

 

Scope of Works:  
Scope included various Structural Mechanical and Piping elements of the STP;

  • New Inlet works and associated services
  • New potable water pipeline into the site
  • PST Dosing
  • Control Room construction
  • Hydraulic Enhancement
  • MF Backwash and Supernatant
  • Co2 Dosing
  • Conduit Installation

Project highlights:  
1.5km of water and sewer rising mains
300m of 450mm dia Gravity Sewer pipe and MH
Various live works cut-ins without disruption to existing operations.
No underground service strikes
Zero Incidents and Scope complete ahead of schedule

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