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

Arch bridges are one of the oldest ... by the sheer force of their own weight. The New River bridge Today materials like steel and pre-stressed concrete have made it possible to build longer ...

This surpasses the previous record by 155 m, which is equivalent to the cumulative increase in the span of concrete arch bridges over the past century. Credit must be given to the creator.

Every day, thousands of motorists drive over the two bridges on Route 6 ... the Route 6 overpass of the Bass River in South Yarmouth, where a section of the concrete, upper right, is missing.