3D EAU studies and products A consultancy specialising in collective sanitation and drinking water since 2014, 3D EAU is your trusted partner in urban hydraulic engineering.We offer a full range of hydraulic services to meet the needs of local authorities, industrialists and water operators. Our services encompass:Hydraulic systems for wastewater treatment plants, sewer networks, and combined sewer overflows (CSOs)Comprehensive studies on CSO monitoring, wastewater flow measurement, as well as the design and assessment of hydraulic structures Select the service you are interested in to find out more: Products Hydraulic studies Prevent sewage dischargesCombating sediment buildup CSO monitoringWastewater flow measurementDesign and diagnosis of simple or complex hydraulic structures Find out more about our products Find out more about hydraulic studies