Source: https://tendernation.io/opportunities/01a14098-1dea-7137-a052-7643ee61bc4c/ireland-wastewater-treatment-plant-construction-work-26-003-greater-dublin-d closed IE # Wastewater treatment plant construction work – 26-003 Greater Dublin Drainage (GDD) – Main Works Contracts [Uisce Éireann](https://tendernation.io/buyers/uisce-eireann) Estimated value €850,000,000 Published 5 Feb 2026 Deadline Closed 18 Apr 2026 ## About this tender The Contracting Entity intends to undertake a competitive tendering process, the objective of which is to appoint suitable Works Contractors to deliver the Greater Dublin Drainage (GDD) project. The project is divided into the following lots: Lot 1 - Orbital Sewers (MW 1), Lot 2 - Outfall Pipeline (MW 2) and Lot 3 - Wastewater Treatment Plant (MW 3). Full details are contained in the attached procurement documents. ## CPV classification Wastewater treatment plant construction work Subsea pipelines Construction work Tunnelling works General construction work for pipelines Pipelaying construction work Construction work for sewage pipes Sewage treatment works Sludge-treatment works Sewage outfall construction work Wastewater pumping station Construction work for water projects Marine construction works Marine installations Engineering design services Pipeline-design services Engineering design services for the construction of civil engineering works Geotechnical engineering services Mechanical and electrical engineering services Operation of a sewage plant Sewage treatment services Source Tenders Electronic Daily (EU) · Notice 82950-2026 [View official notice](https://ted.europa.eu/en/notice/82950-2026) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Uisce Éireann: past awards and live tenders](https://tendernation.io/buyers/uisce-eireann) [Sector More Construction work tenders](https://tendernation.io/sectors/construction-work) ## More tenders like this [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 38 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Building construction work – Budowa budynku mieszkalnego wielorodzinnego wraz z infrastrukturą techniczną w miejscowości Szczucin · KZN SIM Tarnów Sp. z o.o. · 7 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-d859-7328-9ee6-a304ce645326/poland-building-construction-work-budowa-budynku-mieszkalnego-wielorodzinneg) [Plastering work – Modernisierung und Erweiterung Matthias-Claudius-Heim Würzburg · Diakonisches Werk Würzburg e.V. · 1 day left · 20 Oct 2026](https://tendernation.io/opportunities/01a156a9-e605-706f-8937-7f0ba18339c0/germany-plastering-work-modernisierung-und-erweiterung-matthias-claudius-hei) [Floor-covering work – Universität Leipzig, Leuschnerplatz, Global Hub, Forschungsneubau · Staatsbetrieb Sächsisches Immobilien- und Baumanagement, Zentrale, Zentralstelle Vergabe- und Vertragsmanagement · 3 days left · 22 Oct 2026](https://tendernation.io/opportunities/01a156a9-acfc-73ee-baab-9e699f88521a/germany-floor-covering-work-universitat-leipzig-leuschnerplatz-global-hub) [Heating plant construction work – Petrašiūnų elektrinės elektrifikacija, įrengiant elektros energijos kaupimo įrenginius, dyzelinį generatorių ir rekonstruojant 6 kV skirstyklą (projektavimas ir rangos darbai) · Akcinė bendrovė „Kauno energija“ (PV) · 7 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-6f1d-727f-a077-bc25dec93b92/lithuania-heating-plant-construction-work-petrasiunu-elektrines-elektrifikac) [Demolition work – Rück- und Neubau Lichthochmaste · Hamburg Verkehrsanlagen GmbH · 7 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-6ef0-7276-94e2-d5fa0cb2d6c7/germany-demolition-work-ruck-und-neubau-lichthochmaste)