Martin M. Miles' photos with the keyword: suspension bridge

The Forth Bridge was opened in 1890. It is an icon that is recognized worldwide as the most famous cantilever design. When it opened in 1890, the cantilever bridge had the largest span of any bridge in the world. It is considered to be the first bridge to be made entirely of steel, as opposed to the wrought iron used until then. The Forth Bridge was completely renovated between 2002 and 2012. It is still in regular use, with around 200 trains crossing it every day. - The Forth Road Bridge is a suspension bridge. The bridge opened in 1964 and at the time was the longest suspension bridge in the world outside the United States. The bridge replaced a centuries-old ferry service to carry vehicular traffic, cyclists and pedestrians across the Forth. - Queensferry Crossing was built alongside the existing Forth Road Bridge and the Forth Bridge carries the M90 motorway across the Firth of Forth. It is is a three-tower cable-stayed bridge, with an overall length 2.7 kilometres. It was opened for traffic in 2017 by Queen Elizabeth II.