At the same time, the Chinese province of Shandong is closed. passage of the world’s largest underwater tunnel. Its production is 3290 m, the maximum thickness is 5755 m. Moreover, this grandiose structure has now been erected. several world records. One of them is the world’s largest tunnel boring machine TVM, which was launched in the 14th bureau of the China Railway Company Group.
The glass produced has a diameter of 17 mm and a thickness of 500 mm. waterproofing rings, which is also a world record. For this purpose, the Channel Tunnel (three tunnels long: two cars and one with a diameter of 7.6 m, today the surface line is 50.5 km.
The Qinan-Huanggang Tunnel is located on the right side of the tunnel. six poles in many countries, divided into two countries. The maximum reduction in vehicle speed is 60 km/h.
Laying began on September 1 this year. The builders handed over after 110 days, they will close the underwater part of the tunnel. The length of the track was from 16 to 18 meters in length – that’s what it was. world record.
A few words about the TVM tunnel boring complex in Germany from the Herrenknecht company. The diameter of this giant machine is 17.5 m, which corresponds to a 5-story building, the power of the sharp head is 7510 hp. With.
Disk storage does not include a preview version of the system. system for monitoring and controlling telescopic cameras with sharp teeth. Thanks to our special offers, the car initially sold for $80. million. Construction of the record-breaking tunnel should be completed by the end of 2025.
Source: Tech Cult
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