What weighs more than 850 tonnes, looks like a giant eyelid and is so clever that it collects any rubbish dropped on it? No, not some new device from Dyson, but the Gateshead Millennium Bridge. The world's first tilting bridge opened in September and has proved a hit with the public. But how does this revolutionary design manage to twist and turn to allow ships to pass? Spanning 126m and rising to 50m above the river Tyne, the bridge is like no other.
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