Union Chain Bridge

The Union Chain Bridge  links England and Scotland across the River Tweed. It opened in 1820.  It is the oldest vehicle-carrying catenary bridge in the world. It is 137 metres long.  When it opened, its span made it the longest bridge in the world. It was designed by Samuel Brown who was a British Royal Naval officer who also designed cables for ships made from iron chains. 

It was restored in 2023.  The weight limit was raised from 2 tonnes to 3 tonnes.  It is Grade I listed in England and  Grade A listed  in Scotland. The American Society of Civil Engineers listed the bridge as an International Historic Civil Engineering Landmark. 

References

Category:Bridges in England
Category:Bridges in Scotland
Category:1820s works