Bold Bridges Series

Built Wide: Bridge Across the Great Divide

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Researching the world’s widest bridge proved just how competitive architects and engineers can be.

The Competition

The Sydney Harbor Bridge is a steel through-arch bridge that carries not only vehicles but also two railroad tracks, a bicycle path, and a pedestrian walkway. It claimed the world title for the widest bridge — 160 feet — upon its completion in 1932.

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Another day of cement pouring on one of the piers on the Tuojiang super bridge.

The Super Bridge

The new bridge could hold a full-size football pitch crossways.

Speed Freak HQ

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Construction of the main pier of the Tuojiang super bridge. Workers are operating 24 hours around the clock to complete the bridge by August 2023.