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CRCHI TBM at work in Hangzhou Genshan East Road Crossing River Tunnel

CRCHI TBM at work in Hangzhou Genshan East Road Crossing River Tunnel

“Qiantang Jixiang” 15-meter mega Slurry TBM

Project: Hangzhou Genshan East Road Crossing River Tunnel
Location: Hangzhou City, Zhejiang Province, China
Customer: China Railway 14th Bureau

Innovation of mega Slurry TBM
On June 28, the ‘Qiantang Jixiang’ 15-meter mega Slurry TBM rolled off the assembly line at CRCHI. The excavation diameter of the equipment is 15.01 m, its total length is about 130 m, total weight is about 4300 t, installed power is about 9755 kW, rated torque is 42784 Nm, and the maximum excavation speed is 50 mm/min. It will be used for the construction of crossing river tunnel of Genshan East Road in Hangzhou, China.

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NBM&CW September 2020

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