Prestations d'études et d'Assistance à Maîtrise d'Ouvrage en lien avec les thématiques eaux usées, eaux pluviales et GEMAPI sur le territoire de la Métropole de Lyon - 7 Lots

The Métropole de Lyon has awarded a 10.74 million euro framework contract across seven lots for specialized studies and owner's engineering assistance in wastewater, stormwater, and water management (GEMAPI) on its territory. The contract, awarded on 26 May 2026, covers diagnostic studies, feasibility analyses, programming assistance, advisory services, surveys, and inventories related to stormwater management, alternative stormwater techniques, runoff management, and free-surface hydraulics including flood prevention for watercourses. The work has been distributed among multiple winning consortia led by ARTELIA, Cabinet Merlin, Naldeo, Prolog Ingénierie, Safege, and Sepia Conseils.