Contract for the maintenance of basin equipment (emptying and cleaning, small masonry, maintenance of sludge removers and sand filters, etc.) and repair of operating structures (geomembrane, upstream structure, downstream structure, etc.)
lot 1 - Dreux districtContract for the maintenance of basin equipment (emptying and cleaning, small masonry, maintenance of sludge removers and sand filters, etc.) and repair of operating structures (geomembrane, upstream structure, downstream structure, etc.)
lot 2 - district EvreuxContract for the maintenance of basin equipment (emptying and cleaning, small masonry, maintenance of sludge removers and sand filters, etc.) and repair of operating structures (geomembrane, upstream structure, downstream structure, etc.)
Lot 3 - District Manche - CalvadosContract for the maintenance of basin equipment (emptying and cleaning, small masonry, maintenance of sludge removers and sand filters, etc.) and repair of operating structures (geomembrane, upstream structure, downstream structure, etc.)
lot 4 - district RouenContract for the maintenance of basin equipment (emptying and cleaning, small masonry, maintenance of sludge removers and sand filters, etc.) and repair of operating structures (geomembrane, upstream structure, downstream structure, etc.)