World's largest tunnel boring machine rolls out in China #coolchina
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World's largest tunnel boring machine rolls out in China #coolchina
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The Yuexi, the world's largest double-shield tunnel boring #machine, has rolled off the production line in Chengdu.
It weighs 3,500 tonnes – about as heavy as 800 #elephants, and has a cutter head 13 meters wide.
With 83 steel cutters, it can chew through hard rock up to five times faster than traditional #methods.
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https://news.cgtn.com/news/2026-09-26/World-s-largest-tunnel-boring-machine-rolls-out-in-China-1QL4K5igyC4/p.html
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It weighs 3,500 tonnes – about as heavy as 800 #elephants, and has a cutter head 13 meters wide.
With 83 steel cutters, it can chew through hard rock up to five times faster than traditional #methods.
📺 Subscribe to our YouTube channel and stay updated with our latest analysis and interviews:👇
https://www.youtube.com/channel/UCgrNz-aDmcr2uuto8_DL2jg 👈
Download our APP on Apple Store (iOS): https://itunes.apple.com/us/app/cctvnews-app/id922456579?l=zh&ls=1&mt=8
Download our APP on Google Play (Android): https://play.google.com/store/apps/details?id=com.imib.cctv
For more:
https://news.cgtn.com/news/2026-09-26/World-s-largest-tunnel-boring-machine-rolls-out-in-China-1QL4K5igyC4/p.html
Most watched videos:
Impossible Challenge: 30 seconds to count banknotes BLINDFOLDED
https://www.youtube.com/watch?v=ZmP_Ybj-jws
Impossible Challenge: Gymnastics Boy Arat Hosseini from Iran!
https://www.youtube.com/watch?v=8sxX--U4c8w
Impossible Challenge: How to calm babies in 5 seconds?
https://www.youtube.com/watch?v=kR3q9sXM7WA
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