Source: https://tendernation.io/opportunities/01a140a8-5082-7376-9d1e-c10ea9ebe9ab/france-engineering-services-etude-de-lutte-contre-leutrophisation-et-le-dev closed FR open procedure # Engineering services – Etude de lutte contre l'eutrophisation et le développement des cyanobactéries des plans d'eau de la base de loisirs Léry Poses [Syndicat Mixte de la Base de Plein Air et de Loisirs de Léry-Poses](https://tendernation.io/buyers/syndicat-mixte-de-la-base-de-plein-air-et-de-loisirs-de-lery-poses) Estimated value Not stated Published 10 Nov 2025 Deadline Closed 5 Dec 2025 ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender Conformément aux articles R. 2113-4 à R. 2113-6 du Code de la commande publique, les prestations objet du marché feront l'objet d'un fractionnement en tranches. Elles seront décomposées en une tranche ferme et une tranche optionnelle définies ci-après : - Tranche ferme - Tranche optionnelle 1 : Traçage isotopique des Isotopes stables de l'azote (¹?N) et de l'oxygène (¹?O) du nitrate - Tranche optionnelle 2 : Suivi des effets du plan de gestion sur 3 ans ## CPV classification Engineering services Source Tenders Electronic Daily (EU) · Notice 744582-2025 [View official notice](https://ted.europa.eu/en/notice/744582-2025) 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 Syndicat Mixte de la Base de Plein Air et de Loisirs de Léry-Poses: past awards and live tenders](https://tendernation.io/buyers/syndicat-mixte-de-la-base-de-plein-air-et-de-loisirs-de-lery-poses) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Architectural, design and building consultancy services - Dalby Visitor Centre · Forestry Commission · 25 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15552-1b8a-7041-80fb-e4943876fc38/architectural-design-and-building-consultancy-services-dalby-visitor-centre) [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 – 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) [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)