The bridge is manually rolled using winches to alternate between pedestrian and boat traffic.

It crosses a channel that runs from River Lea to a nearby dock.

It was designed by Thomas Randall-Page and Tim Lucas, and built by Cake Industries.

[2][1][3] The concept for a rectangular rolling frame came from an article titled Roads and Wheels by mathematician Stan Wagon and an interactive exhibit of square-wheeled tricycles at the MoMath museum.

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