Currently 7 out of every 10 TBMs in the world come from China
Currently, seven out of every 10 shield tunneling machines (Tunnel Boring Machines, TBM) in the world come from China, and 95 percent of those used domestically are Chinese-made, http://en.people.cn/n3/2024/0429/c98649-20163195.htmlThe longest road tunnel in the world has an anti-claustrophobia system
The infrastructure, 15.23 miles [24,5 km] long, features technical solutions to avoid the feeling of confinement and drowsiness, https://english.elpais.com/lifestyle/2024-02-18/the-longest-road-tunnel-in-the-world-has-an-anti-claustrophobia-system.html#Unesco could add Stonehenge to World Heritage in Danger list over plan to dig road tunnel
The decision to dig a tunnel near the prehistoric site has raised fears about ‘permanent, irreversible harm’ https://www.scmp.com/lifestyle/travel-leisure/article/3267897/unesco-could-add-stonehenge-world-heritage-danger-list-over-plan-dig-road-tunnelRobbins Crossover XRE TBM breaks three separate world records for the third consequtive time!
Robbins' Crossover XRE TBM breaks three world records again. From Robbins site: `The 13.77 m (45.18 ft) XRE TBM set world...chine bored 3.05 km (1.90 mi) on the Esme-Salihli Railway Tunnel...Reply on topic: PM Modi inaugurates strategically important Atal Tunnel in Rohtang
Congress Party tried to steal the show by claiming that the Atal Tunnel in Rohtang was the brainchild of late PM Indira Gandhi. https://www.thestatesman.com/cities/shimla/bjp-cong-spar-stake-claim-atal-tunnel-construction-1502927714.htmlChina: Construction complete on world's highest altitude 13 km long Gokarla Tunnel
China Communications Construction Company complete highway tunnel connecting Lhasa with Zhanang county in the...length and difficult geology took 7 years instead of normal 4. It is world's highest altitude tunnel...
cover tunnel photo by: Matt Brown from London, England / CC BY
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