The Aug. 7 completion of the world’s largest concrete-arch railroad bridge, which reaches 384 meters, at the Alcantara reservoir in western Spain adds another link in the nation’s big and growing high-speed network.
Source: New feed
The Aug. 7 completion of the world’s largest concrete-arch railroad bridge, which reaches 384 meters, at the Alcantara reservoir in western Spain adds another link in the nation’s big and growing high-speed network.
Source: New feed