CRCHI - Mega Slurry TBM Jinghua Completes West Line Tunnel of Beijing East Sixth Ring Road Reconstruction Project

On June 28th, the Beijing East Sixth Ring Road Reconstruction Project reported that its slurry TBM “Jinghua” had successfully made a breakthrough on the west line tunnel. This marks that the first line of China’s longest shield machine expressway tunnel is completed.

TBM Jinghua is the first China-made 16 m-level shield machine. Manufactured by China Railway Construction Heavy Industry Corporation Limited (CRCHI), the TBM came off the assembly line on September 27th 2020 at the CRCHI Changsha headquarters. With an excavation diameter of 16.07m, this 4,300-tonne, 150m-long slurry TBM is the first of its kind to have been made in China.

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