This is the perfect site for an arch bridge. The rock will support ... I wish I could combine some of these bridges—say, build a continuous beam bridge across the bay, but put a cable-stayed ...

Stone has long been used as a building material in the full-size ... A more recent pair of examples are the stone railroad arch bridges from my home in Melrose, Mass., built in 1848 and the ...

MINNEAPOLIS — You'd be hard-pressed to find a more scenic river crossing in the cities, to walk, bike or run, than the Stone Arch Bridge. "I feel like it's very notable for our skyline," said ...

In situations where there is an active water or road way below, this method allows contractors to build without disrupting traffic. The Natchez Trace bridge One of the most revolutionary arch ...