The highest bridges in the United States are as spectacular as the tallest buildings and skyscrapers across the country.

It's the first American arch bridge to be constructed from segments of pre-cast concrete, a highly economical material. Two graceful arches support the roadway above. Usually arch bridges employ ...

The main span of the Tian’e Longtan Bridge is 600 m long, establishing a new world record for concrete arch bridges. This surpasses the previous record by 155 m, which is equivalent to the ...

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(Above) A time lapse video shows crews floating a massive support arch for the Portal North Bridge down ... deep foundations, concrete piers, structural steel bridge spans, rail systems and ...

The bridge's graceful arch allowed bustling commercial river traffic to pass underneath it. The New River bridge Today materials like steel and pre-stressed concrete have made it possible to build ...