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Dragados is a world leader in water projects. We have built over 250 dams worldwide, in fifteen countries of four continents.

The company is internationally renowned for the implementation of the latest specialized technologies in the construction of dam and water projects.

Through the years, the firm has contributed to the wellbeing of hundreds of communities around the world, vastly improving power production, water supply, irrigation, and flood-control systems, and fostering significant environmental improvements.

Dragados acquired extensive experience building dams of different types and materials. In vibrated concrete embodiments: Gravity features, Counters, Arch-gravity type and Vaults; in Roller Compacted Concrete (HCR) are examples in Gravity and Arch-gravity; loose materials and has experience in homogeneous reservoirs, dams and clay core rockfill walls, dams and earth shoulders and asphalt and concrete surfaces.

World map showing the countries where construction projects have been carried out (North America, Chile, Argentina, Colombia, Portugal and Spain among others)

Dragados also has extensive experience in construction of hydroelectric power stations, in addition to thermal and nuclear power, pumping stations, irrigation ponds and storm ponds. We have built hundreds of miles of waterways including water tunnels and aqueducts, and irrigation water networks, water supply, sewage, cooling power plants and pipelines.

He also has participated in projects to recover the riverbanks, introducing environmental improvements in the waterways and restoring rivers in urban areas.

Examine the projects executed
Relevant Facts
Gravity Dam: 90
Arch Dam: 23
RCC Dam: 15
Embankment Dam: 72
Other types of Dams: 5
Hydro electricsl Power Plant: 45

Most important projects by specialty

Aerial view of the dam showing the environmental setting in which it is located

Ruskin Generating Station Upgrade: Upper Dam and Powerhouse Structure- State River, British Columbia, Canada

Dragados was commissioned by British Columbia Hydro to upgrade the 70 year-old Ruskin Dam located in State River, British Columbia. This project has allowed Dragados to excel its global expertise in Hydro-electric dam construction in Canada. Ruski
An aerial view of the construction of the dam, specifically the central part of the dam

Calaveras Dam- California, USA

The Calaveras Dam will be one of the largest dams built in the State of California within the last 30 years. It will replace the existing dam, which has been operating since 1925. The new dam will be 220 ft. high with a length at crest of 1,210 ft
Aerial view of the hydroelectric dam evacuating water surrounded by hydroelectric posts in charge of transporting the energy

Portugues Dam - Puerto Rico, USA

The project included the construction of a roller-compacted concrete (RCC) thick-arch dam in the city of Ponce. The dam is 220 feet high, and 1,230 feet long at the crest, and it features an integral ski-jump spillway. The project also included the
Night aerial view of the central part of the dam, with a suspension bridge at the bottom of the dam

Caruachi Dam and HPP - Guayana, Venezuela

The Caruachi Dam and Hydroelectric Power Plant on the Caroni River (Guayana, Venezuela) is a 74-m high gravity concrete dam, and it has a length at crest of 809 meters. The dam has a structural volume of 1,700,000 m³ and a spillway capacity of 30,000