Tower Bridge in London took about eight years to build, from 1886 to 1894.

Quick answer

  • Construction started in 1886 and the bridge officially opened in 1894.
  • That means it took roughly eight years to build Tower Bridge in London.

A bit of context

  • Work began in April 1886 under engineer Sir John Wolfe Barry and architect Sir Horace Jones.
  • Tower Bridge was formally opened on 30 June 1894 after years of complex foundation and structural work over the Thames.

Why it took so long

  • The project needed massive foundations in the riverbed, including over 70,000 tons of concrete for the supporting piers.
  • It was also a technically advanced bascule and suspension bridge for its time, requiring specialised engineering and thousands of tons of steel.

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