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Dragados is a worldwide leader in bridge construction. Our projects are recognized by their sheer size, technical intricacy, use of the latest technologies, and innovative ideas for meeting and overcoming technical challenges.

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We have constructed more than 1,500 bridges of all types and sizes, including:

  • Cable-stayed water crossings
  • Aqueducts
  • Highway bridges
  • Major interchanges
  • High speed rail bridges

Our in-house Technical Services Division, the repository of our 70-year corporate experience, provides a wealth of knowledge and expertise for the development of new and innovative ideas for our projects. Our technical support engineers have worked with world renowned architects and engineers in the design and construction of some of the most complex signature bridges constructed by Dragados. Some of our bridges are the best known signature bridges in the world.

Examine the projects executed

Most important projects by specialty

View of the center of the bridge
Queensferry Crossing Bridge - Edinburgh, Scotland
Scotland’s biggest transport infrastructure project for a generation is due to be completed in 2017 and includes the new Queensferry Crossing and upgrades to the connecting road network on both sides of the Firth of Forth. The bridge include
Front view of the bridge
Waterford Bridge - Waterford, Ireland
Waterford bridge, a landmark structure for Waterford City and the surrounding area, features the longest span in Ireland. This cable-stayed bridge has a single main concrete pylon 378 ft high on the southern bank of the river. A series of stay cables fan out from the top of the tower to support the main span at intervals of about 33 ft. Corresponding cables fan to the back span, using the weight of the back span and anchor piles to balance the forces.
Aerial view of the bridge over the Ebro river
Third Millennium Bridge - Zaragoza, Spain
The Third Millenium Bridge is the largest concrete tied-arch bridge in the world, and has an arch span of 709 ft. The deck is 916 ft long, 142 ft wide and has six lanes for road traffic, two bike lanes, and two glass-enclosed walkways. The cross
Aerial view of the bridge
Alamillo Bridge - Seville, Spain
Designed by the renowned architect and engineer Santiago Calatrava, the Alamillo Bridge is a cable-stayed bridge that stands out for its’ harmonious but striking and unusual design. The bridge has one span, and its sole tower, a structural stee