Shrewsbury architect Thomas Pritchard had a bold idea. Capitalising on engineering expertise and new iron-casting techniques, he proposed the world's first iron bridge, to be cast and built by Abraham Darby's grandson, Abraham Darby III.
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The world's first iron bridge was erected over the River Severn here in Shropshire in 1779. This pioneering structure marked a turning point in English design and engineering; after it was built, cast iron came to be widely used in the construction of bridges, aqueducts and buildings.
London Bridge is a bridge in Lake Havasu City, Arizona, United States. When it was built in the 1830s, it spanned the River Thames in London, England. In 1968, the bridge was purchased from the City of London by Robert P. McCulloch.
1839 - Our First Iron BridgeAlthough a number had been built in Europe, the first iron bridge in the United States was not completed until 1839. This bridge succeeded a number of others built over Dunlap's Creek in Brownsville, Pennsylvania, on the National Pike.