S is for Széchenyi chain bridge, Budapest by William Tierney Clark. Archive material online at https://t.co/MwIsgHUDIi. Find out more at https://t.co/CtMRPBTLCn

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S is for Southwark Bridge. These images show John Rennie's bridge, opened 1819. the cast iron bridge had three flat arches supporting a 42 ft wide roadway. Its centre arch was the longest of its kind at that time. It was replaced by the current bridge in 1921

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N is for Newark Dyke bridge There have been three bridges or sets of bridges. The first c. 1853 https://t.co/uUXer9IsaM , the second c.1888-90 and the current opened 2000. Newark bridges walk https://t.co/lPD95v40rJ

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