FCC Construcción has participated in significant works to improve Costa Rica’s infrastructure. These have been crucial to the development, economic and social progress in the region.

FCC Construcción has had a constant presence in the delivery of water infrastructure in Costa Rica, running many of the most recent construction projects. It has completed large dams, canals, water transfers, defense works for channels, stations, water treatment stations, sewage treatment and desalination stations for seawater.

FCC Construcción has developed the Metropolitan Emissary, a pioneering project at the national level for wastewater treatment. It will treat water from the city which is currently polluting the Rio Grande de Tarcoles water table. This project will benefit more than 450,000 inhabitants, ensuring a flow of 7281 l / s.