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.

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

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

DRAGADOS, with 70-year corporate experience, provides a wealth of knowledge and expertise for the development of new and innovative ideas for our projects.  Our 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.

Most important projects per specialty

The Centenario Bridge - Seville, Spain

The Centenario Bridge, which features two 102 m tall towers and a 265 m main span with a 45 m maximum clearance height over the Guadalquivir River, was the third longest cable-stayed bridge in Spain when it opened in 1991. Uncharacteristic of cabl... View »

Alamillo Bridge - Seville, Spain

The Alamillo bridge, designed by architect and engineer Santiago Calatrava, is remarkable by its design and its large dimensions. It is a single span cable-stayed bridge whose deck is supported by just one pylon at one of its ends. The deck weight... View »

Waterford Bridge - Waterford, Ireland

The bridge, a landmark structure for Waterford City and surrounding areas, features the longest bridge span in Ireland. This cable- stayed bridge has a single main concrete pylon. A series of stay cables fan out from the top of the tower to suppor... View »

Third Millennium Bridge - Zaragoza, Spain

The Third Millennium Bridge is the largest concrete tied- arch bridge in the world, and has an arch span of 216 meters; its typology is bow-string with concrete bow and deck. The deck is 43 meters wide and is formed by two lateral box girders conn... View »