The World's Largest Water Tunnel
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The World's Largest Water Tunnel
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startupsmedia on Instagram: "China builds the world’s widest underwater tunnel under the Yellow River. The 8-lane tunnel cuts travel time from nearly 2 hours to just 20–30 minutes. It was built using the world’s largest tunnel boring machine, Shanhe, which is 17.5 meters wide. The underwater stretch is 3.29 km long, with a total length of 5.75 km. Despite high water pressure and difficult soil, the project was completed fast, with the underwater section finished in just 110 days. This mega tunne
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startupsmedia on Instagram: "China builds the world’s widest underwa…
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