Upgrade of Sludge Dewatering Process

### 💧 Tender Overview: Sludge Dewatering Process Upgrade Wagga Wagga City Council is seeking proposals from experienced contractors for the **design, supply, installation, commissioning, and performance validation** of a new sludge dewatering system at the Narrung Street Sewage Treatment Plant (STP). This project includes the replacement of the existing polymer batching and dosing system. ### 🛠 Key Requirements & Scope - **System Capacity:** Nominal hydraulic throughput of 40–55 m³/hr at ~1.4% w/v solids concentration (approx. 400–420 kg DS/hr), with peak flows up to 20 L/s. - **Performance Targets:** Target cake solids of 18–22% DS and solids capture of 95%. - **Operational Regime:** Intermittent operation, approx. 60 hours per week, with potential for 10–12 hour continuous runs. - **Integration:** Must integrate with existing Rockwell ControlLogix PLC and ClearSCADA platforms via Ethernet/IP. - **Infrastructure:** Skid-mounted systems are preferred, though solutions utilizing existing infrastructure will be considered. ### 📍 Location & Eligibility - **Organization:** Wagga Wagga City Council, New South Wales. - **Target Audience:** Suitably qualified suppliers with expertise in water and sewage treatment plant construction, mechanical engineering, and SCADA integration. ### 📅 Important Dates - **Closing Date:** 06 May 2026, 02:00 PM (AEST). - **Decision Date:** 27 May 2026. ### 🔍 Search Keywords #SludgeDewatering #SewageTreatment #WaterInfrastructure #WaggaWagga #CouncilTender #SCADAIntegration #WaterTreatmentPlant #CivilConstruction #NSWGovernment