This Tunnel Put Together Like Lego Bricks Sticks Together With No Support

Yeah… so not only is this ingenuity at its finest, it’s also incredibly satisfying to watch. Developed by Lock Block Ltd., the Arch-Lock construction system works similar to that of LEGO bricks, only these are giant! The blocks can be interlocked together to quickly create tunnels all without using any support.


According to Lock Block Ltd, “this video shows the versatility of the Zipper truck system. We are able to create tunnels with openings very quickly with no permanent support work. This arch can be used as a mining reclaim tunnel or storage vault with top access.”

And here’s another video

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