Thursday, October 2, 2014

This Hydraulic Bridge Opens and Closes Like a 30-Ton Steel Fan

This Hydraulic Bridge Opens and Closes Like a 30-Ton Steel Fan


More than 200 years ago, this canal in London was a critical vein in the city's industrial infrastructure, carting goods between Birmingham and London. The bridge that spans it today would have seemed utterly bizarre—but a lot has changed since 1801.


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