Water and environmental engineering :
all-round support for your projects

Operating in the most demanding environments

Eiffage Génie Civil works alongside you on all your hydraulics programmes, from water transport to discharge and from flood control to power plant building, in urban and rural environments. We operate in France and worldwide, for both public and private customers.

We boast an integrated design and engineering department ensuring all-round comprehensive support, from the beginnings of a project to its delivery. Our processes include sizing calculations, technical adaptations, costing and implementation plans and methods, and take all your needs and imperatives into account: water treatment (transfer, drinking water treatment, sea water desalination), network construction and repairs, irrigation and flood control, leakage detection, tank construction and equipment and fire defence networks (sprinklers).

We operate in France and worldwide, for both public and private customers, on all structures, including hydropower plant equipment (penstock pipes, headrace tunnels); reservoirs; locks (gates and valves); dams (water retention and storage, spillways); water towers; pressurized networks; drinking water interconnections; delivery stations; water intake; pumping, drinking and rain water treatment and water purification plants; swimming and leisure pools, and white-water stadiums.

Hydraulic engineering landmark projects

Hydrotech in La Réunion

Hydrotech specializes in the water cycle: installation of drinking water and wastewater networks, pumping equipment and civil engineering. Based in Reunion Island, the company operates throughout the island, as well as in the Indian Ocean (Seychelles, Mayotte and Mauritius via their subsidiary TWS). Its integrated design office enables it to define and carry out complex turnkey projects for public and private industrial clients.

  • Whether it's new or renewal of drinking water and wastewater networks (cast iron, HDPE, PVC of all diameters), Hydrotech's teams bring their know-how and their contribution to the improvement of the environment.

  • With its recognized expertise, Hydrotech designs and manufactures electromechanical and pumping equipment for turnkey installations: drinking water booster, drinking water treatment plant, drinking water reservoir, irrigation station, lifting station, pumping station.

  • Construction of reservoirs, engineering and hydraulic structures, water treatment plants and industrial buildings are the daily work of the company's civil engineers.

  • The After-Sales Service/Maintenance teams carry out, with flexibility and reactivity, all over the island, the upkeep, maintenance, troubleshooting and repair of installations or equipment: pumps, pumping stations, booster pumps, water purification and treatment plants.

    1. Studies carried out by our own engineers and technicians in-house (2D and 3D plans)
    2. Sale and rental of all brands of equipment: pumps (metering, lifting, pressure boosting), instrumentation (level sensor, probe, sensor), generator, hydromechanical equipment (valve, flap, suction cup), hydrocarbon separator, decanter, media, filtering cartridge...
    3. Maintenance and control of fire hydrants - Water analysis (process, AEP, EU) - Electromechanical repair workshop (pump, motor...)
    4. An on-call team is available for any emergency

Singrobo-Ahouaty hydro power development project on the Ivory Coast

This design and build project involving Eiffage Génie Civil and Eiffage Énergie Systèmes is located on the Bandama River between Abidjan and Yamoussoukro. It includes building a riprap and concrete composite dam, flood spillway, plant to house the turbines, discharge channel, switchyard, line connecting the power station to the network, temporary facilities and access roads.

Do you have a project?

Our teams are ready to help you with your project in mainland France and overseas (Reunion Island, Mayotte, French Guiana, French Caribbean and Polynesia) and worldwide (Senegal, Ivory Coast, Togo, Djibouti, Madagascar, Mauritius, Seychelles).