Borumba Exploratory Tunnelling & Drilling

### 🏗️ Tender Overview: Borumba Exploratory Tunnelling & Drilling **Queensland Hydro** is inviting tenders for the **Exploratory Tunnelling and Drilling Work** associated with the **Borumba Pumped Hydro Energy Storage (PHES) Project**. This project is a critical component of the Queensland Government's strategy to develop long-duration energy storage assets to support the state's energy system transformation. #### 📋 Scope of Work The successful bidder will be responsible for: * **Construct-only drill-and-blast exploration tunnel:** Temporary works designed to facilitate underground access. * **Geotechnical investigations:** Supporting the broader development of the Borumba PHES site. #### 🔑 Key Requirements * Interested parties must complete and return a **Tender Acknowledgement form** within 5 business days of the RFT release. * Due to system restrictions, Volume 4 documents must be requested via a provided link after registering interest on the portal. * Bidders should monitor the portal for multiple addenda and clarifications (Clarification Nos. 01–06) already issued. #### 📍 Location & Logistics * **Project Location:** Queensland (Sunshine Coast, West Moreton, Wide Bay-Burnett regions). * **Submission Deadline:** 20 May 2026, 3:00 PM AEST. * **Query Cut-off:** 12 May 2026, 3:00 PM AEST. #### 🔍 Search Keywords #PumpedHydro #Tunnelling #Drilling #Geotechnical #Infrastructure #QueenslandHydro #BorumbaPHES #Construction #MiningServices #EnergyStorage