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This Freeway Overpass in China Got Completely Replaced in 43 Hours

from Gizmodo

The innovation here is using modular road parts, something that engineers have been talking about for a long time. Unlike building construction, where prefab is becoming a key to sustainable development, we haven't seen a whole lot of real-world applications when it comes to modularity in transportation projects. Our own Kelsey Campbell-Dollaghan covered a proposed project for plastic roads that could snap together like Lego bricks, making them just as easy to replace. more

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