Collection and/or treatment of ferrails, batteries and small bottles of gas from the activity of the technical services and dechets of Nantes Métropole.
Provision of reagent against sulphur hydrogen formation in sanitation infrastructure, provision of dosing controllers and adjustment of reagent injection.
Provision of fixed pre-localization equipment for the search for leaks on the drinking water network of the DOPEA in Nantes metropolis (PNC: application phase – no DCE to download)
Design and realization of multilingual multimedia and audiovisual content as part of the creation of a multimedia mediation offer for the reopening of the Musée d'arts de Nantes.
Provision of manual and mechanical weeding and welding service (excluding storm basin) on the public space of the Nantes metropolis. Reserved market SIAE art. 36-ii (Order No. 2015-899).