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Super shield starts digging longest tunnel for airport rail
China Communications Construction develop Super TBM The Dongfang, or the Orient. start bore from Zhangjiang High-tech Park to Shanghai International Resort in the Pudong New Area.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.shine.cn/news/metro/2112280166/
Super shield starts digging longest tunnel for airport rail
www.shine.cnChina's domestically developed super shield machine began digging in the construction of the longest