Source: https://tendernation.io/opportunities/01a14063-0168-704a-9262-84c48a0089ae/luxembourg-engineering-services-siden-appel-a-candidatures-pour-la-mission Open for bids LU Suitable for SMEs # Engineering services – SIDEN - Appel à candidatures pour la mission d'Ingénierie dans le cadre de la planification de plusieurs bassins d'orage et/ou stations de pompage avec collecteurs [Siden - Syndicat Intercommunal de Depollution des Eaux Residuaires du Nord](https://tendernation.io/buyers/siden-syndicat-intercommunal-de-depollution-des-eaux-residuaires-du-nord) Estimated value Not stated Published 5 Oct 2026 Deadline 18 days left 6 Nov 2026 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender Construction, extension, et/ou modernisation des bassins d'orage et/ou stations de pompage avec collecteurs à Vianden, Erpeldange/Wiltz, Hosingen, Stegen et Colmar/Gare. ## CPV classification Engineering services Civil engineering consultancy services Mechanical and electrical engineering services Environmental engineering consultancy services Source Tenders Electronic Daily (EU) · Notice 681931-2026 [View official notice](https://ted.europa.eu/en/notice/681931-2026) 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 Siden - Syndicat Intercommunal de Depollution des Eaux Residuaires du Nord: past awards and live tenders](https://tendernation.io/buyers/siden-syndicat-intercommunal-de-depollution-des-eaux-residuaires-du-nord) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Pipeline-design services – Planung, Ausschreibung und Bauüberwachung Erneuerung Infrastruktur ZAE Echternach · Ministère de l'Économie · 7 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a14065-467f-73d6-91fd-deefe9ab57c0/luxembourg-pipeline-design-services-planung-ausschreibung-und-bauuberwachun) [Electrical engineering installation works – Modernisation et agrandissement de la station d'épuration d'Uebersyren - Programmation des automates programmables et du système de supervision · Sidest · 52 days left · 10 Dec 2026](https://tendernation.io/opportunities/01a15183-59d3-7322-9863-ff250cee74b0/luxembourg-electrical-engineering-installation-works-modernisation-et-agrand) [Environmental engineering consultancy services – Accord-cadre de services visant à la modélisation hydraulique et hydrologique de tronçons de cours d’eau de 1ère catégorie et leur bassin versant – MODENS 2 · Service public de wallonie · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a1405e-c9aa-70b7-9814-6cf5a67d3841/belgium-environmental-engineering-consultancy-services-accord-cadre-de-servi) [Supply services of personnel including temporary staff – Révision du cadastre des sites pollués par l’intégration des substances per- et polyfluoroalkylées (PFAS) et gestion des sites pollués / Location de services · Office Cantonal de l'Environnement (OCEV) · 37 days left · 25 Nov 2026](https://tendernation.io/opportunities/01a15183-d081-7286-a834-76ea3b4de8d6/switzerland-supply-services-of-personnel-including-temporary-staff-revision) [Engineering services – MP-210029, TBUB, SPE UMW / UBB, SIA-Phase 32 - 53 · Office fédéral des routes OFROU - Filiale de Winterthour · 2 days left · 21 Oct 2026](https://tendernation.io/opportunities/01a14064-0212-700c-928a-d20070280e39/switzerland-engineering-services-mp-210029-tbub-spe-umw-ubb-sia-phase-3) [Engineering services – MP-210029, TBUB, SPE UMW / UBB, SIA-Phase 32 - 53 · Office fédéral des routes OFROU - Filiale de Winterthour · 2 days left · 21 Oct 2026](https://tendernation.io/opportunities/01a1406a-085c-7158-8015-f082a354e5b2/switzerland-engineering-services-mp-210029-tbub-spe-umw-ubb-sia-phase-3)