Alvord Lake Bridge - Credit: Wikimedia Commons
Alvord Lake Bridge - Credit: Wikimedia Commons
The Alvord Lake Bridge was the first reinforced concrete bridge built in America. It was built in 1889 by Ernest L. Ransome, an innovator in reinforced concrete design, mixing equipment, and construction systems. The bridge was constructed as a single arch wide with a span.. Read more on Wikipedia
Source: en.wikipedia.org