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People who like China's largest-diameter dual-shield TBM launched to boost major water diversion project

    Caihong Wen

    China's largest-diameter dual-shield TBM launched to boost major water diversion project

    "Jianghan Ping'an" tunnel boring machine is largest domestically build dual shield TBM in China. The TBM has excavation diameter of 11.93 meters. It is 180 meters long and weight 550 tons I will used in Yichang, Central China's...