Reply on topic: CRCHI produce 13.3 meters DIameter TBM for Beijing -Tang Dynasty Intercity Railway
http://finance.people.com.cn/BIG5/n1/2023/1008/c1004-40090864.htmlReply on topic: China: China Railway Construction Co. excavated widest span tunnel 32 meter
http://finance.people.com.cn/BIG5/n1/2023/0711/c1004-40033329.htmlReply on topic: China's Largest Tunnel Boring Machine made by CRCHI.
http://finance.people.com.cn/BIG5/n1/2021/0714/c1004-32157235.html
cover tunnel photo by: Matt Brown from London, England / CC BY
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