Curtis Island Air Valve Chamber Modification Works

• Project typeCritical infrastructure works
• Project scheduleFrom about late January until end June 2026, site conditions and weather permitting
• Completion Date30 June 2026

Location

Curtis Island, various designated locations

Description of works

Critical infrastructure upgrade works on Curtis Island are scheduled to start from the end of January 2026.  

Works will be carried out by Contractors at various designated locations across Curtis Island.  

More information

Upgrade of existing sewer infrastructure with construction of new flow meter chambers and modifications of existing air valve chambers will ensure long-term durability, improved access, and compliance with design standards.

Works will involve:  

• Expose and construction of 10 new flow meter chambers. 
• Saw-cut modification and height reduction of 31 existing sewer rising main air valve chambers. 
• Fabrication and installation of customer-fit aluminium covers for flow meter and air valve chambers. 
• Site remediation.  

What to expect

• Contractors in the area Monday to Friday, 6am-6pm and Saturdays 7am-4pm.
• Equipment and machinery operating in the area.  
• Noise, vibration and dust likely from the project area.