How awesome is the shield machine Jinghua

Tech 2023-07-13 22:21:35 Source: Network

In the West Line Tunnel of the Beijing East Sixth Ring Road Reconstruction Project, a group of people stared intently at the entrance of a receiving well 24 meters underground. Out! "Suddenly, someone shouted excitedly

In the West Line Tunnel of the Beijing East Sixth Ring Road Reconstruction Project, a group of people stared intently at the entrance of a receiving well 24 meters underground. Out! "Suddenly, someone shouted excitedly. The reporter quickly approached and saw a massive object more than ten meters tall emerge from the ground, protruding a disc-shaped "big head". Upon closer inspection, there were also rows of "teeth" growing on top of it. "Just like a giant Pangolin!" sighed the reporter.

This is the first domestically produced 16 meter class ultra large diameter shield tunneling machine 'Jinghua', 150 meters long and 4300 tons heavy. "He Lichao, the head of the East Sixth Ring Road Project Department of Capital Highway Development Group, warmly introduced to reporters," In May of the previous year, this big guy went underground, walked for over 700 days, dug a 7336 meter tunnel, and successfully completed the task today! "Alongside, Sun Xutao, the head of the Beijing East Sixth Ring Road Project of China Railway 14th Bureau, was very proud, In these days, it has crossed 55 risk sources such as Asia's largest underground comprehensive transportation hub, rivers, gas pipelines, and high-voltage power towers, setting a record of 542 meters of excavation per month

Source: Guangming Daily

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