Curated OER
Wikipedia: National Historic Landmarks in Illinois: Eads Bridge
A combined road and railway bridge which was, when completed in 1874, the longest arch bridge in the world. Extends into St. Louis, Missouri.
Curated OER
Wikipedia: National Historic Landmarks in Missouri: Eads Bridge
This steel bridge was built in 1874, at a total length of 6,442 feet (1,964 m). It was designed by Captain James B. Eads, who used a system of cantilevers to allow for the bridge's long length. At the time of its construction, the Eads...