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The domestic 15-meter super-large diameter mud-water balance shield machine "Zhijianghao" is officially rolled off the production line at the China Railway Factory in Hangzhou, Zhejiang Province, China, May 9, 2021. The excavated shield machine has a diameter of more than 15 meters, weighs 4,300 tons and is about 120 meters long, making it the largest shield machine project in diameter in East China, including Zhejiang Province.
The domestic 15-meter super-large diameter mud-water balance shield machine "Zhijianghao" is officially rolled off the production line at the China Railway Factory in Hangzhou, Zhejiang Province, China, May 9, 2021. The excavated shield machine has a diameter of more than 15 meters, weighs 4,300 tons and is about 120 meters long, making it the largest shield machine project in diameter in East China, including Zhejiang Province.
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