According to the Arizona Department of Transportation, it’s also the longest two-lane, single-span, steel-arch bridge in North America. The arch bridge hovers 300 feet above the water and was ...

Arch bridges are one of the oldest types of bridges and have great natural strength. Instead of pushing straight down, the weight of an arch bridge is carried outward along the curve of the arch ...

Just 30 minutes north of Shelton in the Olympic National Forest, one of the tallest railway arch bridges in the United States towers over the Skokomish River. Originally a logging railroad bridge ...

It took 38 tons of red paint to coat the entire bridge. For many years, the Garabit Viaduct remained the tallest bridge in the world. The single railroad track crosses the Garabit Valley ...

Plus, at the time of its completion in 1886, this bridge was the longest iron arch in the world. The bridge accommodates cars on its lower level and Porto's metro on its upper level; pedestrians ...

With an arch span of 503 meters, it is one of the longest arch bridges in the world. It connects the center of the metropolis with the northern suburbs. Since 1998, those who are not afraid of ...

Newly released aerial images have offered a rare glimpse of Causey Arch, the world’s oldest surviving railway bridge.