Yass Valley Culvert Upgrades   YVC-IA-05-2026 Request for Expressions of Interest - Yass Water Treatment Plant Upgrade

### 💧 Yass Water Treatment Plant Upgrade Project The **Yass Valley Council (YVC)** is seeking Expressions of Interest (EOI) from experienced contractors or consortiums for the design and construction (D&C) of a major upgrade to the **Yass Water Treatment Plant (WTP)**. This critical infrastructure project aims to enhance water treatment capabilities for Yass, Bowning, Binalong, and Murrumbateman. #### 🏗️ Project Scope and Requirements The project involves significant site works at the existing Cooks Hill Road facility, including: * **New Infrastructure:** Pre-treatment facilities, chemical dosing, UV disinfection, electrical/control systems, and an operational amenities building. * **Refurbishment:** Upgrading existing filtration, flocculation, and dissolved air flotation systems. * **Residuals Management:** Implementing backwash recovery and supernatant recycling systems. * **Power Augmentation:** Installation of new transformers, backup generators, and provisions for future solar PV integration. * **Site Improvements:** Landscaping for visual screening and improved site access. #### 🤝 Procurement Process YVC is utilizing an **Early Tenderer Involvement (ETI)** process. A panel of four parties (with one potential reserve) will be selected to participate in the ETI phase before submitting final tenders. #### 🔑 Key Keywords Water Treatment Plant, WTP Upgrade, Design and Construct, D&C, Civil Engineering, Water Infrastructure, Yass Valley Council, ETI, Procurement, Residuals Management, UV Disinfection.