Source: https://tendernation.io/opportunities/01a140a1-d13d-7333-ba3d-96d877a5b3ec/norway-architectural-construction-engineering-and-inspection-services-expa closed NO open procedure # Architectural, construction, engineering and inspection services – Expansion of Tangen sewage treatment facility - Engineering design and consultancy services. [Midtre Romerike Avløpsselskap - MIRA IKS](https://tendernation.io/buyers/midtre-romerike-avlopsselskap-mira-iks) Estimated value NOK 25,000,000 Published 15 Dec 2025 Deadline Closed 26 Jan 2026 ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender Tangen treatment facility (2016) treats sewage from Lillestrøm and Gjerdrum, capacity approx. 30,000 person equivalents. MIRA IKS has applied for revised emission permission and expects requirements for nitrogen purification at between 75-80% the new facility must be developed with a solution dimensioned towards 2050. The procurement is for engineering design services and consultancy services for the implementation of the development. ## CPV classification Architectural, construction, engineering and inspection services Source Tenders Electronic Daily (EU) · Notice 832401-2025 [View official notice](https://ted.europa.eu/en/notice/832401-2025) 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 Midtre Romerike Avløpsselskap - MIRA IKS: past awards and live tenders](https://tendernation.io/buyers/midtre-romerike-avlopsselskap-mira-iks) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Asbestos Management Framework · Home Group · 25 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15476-5fff-736e-ae2e-0c8a400c7297/asbestos-management-framework) [Infrastructure works consultancy services – Contrôle extérieur des chaussées · Collectivité européenne d Alsace · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a15183-1730-733b-8247-a32bbbe2211c/france-infrastructure-works-consultancy-services-controle-exterieur-des-chau) [Architectural, construction, engineering and inspection services – Single Party Framework Agreement for Architect Led Integrated Design Team Services for Fire Safety Remediation Works for Dublin City Council · Dublin City Council · 5 days left · 23 Oct 2026](https://tendernation.io/opportunities/01a15183-0a15-7156-849b-5a223dd6d615/ireland-architectural-construction-engineering-and-inspection-services-sin) [Architectural, construction, engineering and inspection services – Būvprojekta izstrāde un autoruzraudzība fasādes siltināšanai kārtās Dzirciema ielā 16, Rīgā – 1.kārta, C korpuss · Rīgas Stradiņa universitāte · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-3915-73d1-83e6-c378f9f7a926/latvia-architectural-construction-engineering-and-inspection-services-buvp) [Technical assistance services – Suivi et gestion de chantiers de réhabilitation de sites pollués · SPAQuE · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-155e-73c2-a593-9e17375422ac/belgium-technical-assistance-services-suivi-et-gestion-de-chantiers-de-rehab) [Engineering design services for the construction of civil engineering works – Dokumentace pro povolení záměru stavby č. 9567 Radlická radiála JZM - Smíchov; v úseku MÚK Bucharova – MÚK Jinonice · Hlavní Město Praha · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-0c15-72b2-bb19-c3ab1550e67e/czechia-engineering-design-services-for-the-construction-of-civil-engineering)