China: CREG produce Tunnel Boring Machine for railway tunnel construction in Italy
Made-in China environmentally friendly (low energy) tunnel-boring machine produced in in Zhengzhou, central China's Henan Province. It is e...taly to use in Sicily railway tunnel The shield machine "China Railway 1237" manufacture...Reply on topic: China completed 13 tunnels total 55km for Chengdu – Kunming railway.
Also a 14.5-km tunnel on the Kunming-Vientiane Railway to link China with Laos has been bored through, the China State Railway Group Co., Ltd. (China Railway) said. http://www.xinhuanet.com/english/2020-08/12/c_139285588.htmChina: China's first Yangtze River high-speed railway tunnel begins excavation with shield tunneling
China Railway No. 2 Institute designed Chongqing Yangtze River Tunnel. China Railway 14th Bureau Group construct. It is first high-speed railway crossing Yangtze River tunnel . 11.94 km http://big5.news.cn/gate/big5/www.news.cn/photo/2023-06/16/c_1129699733.htm
cover tunnel photo by: Matt Brown from London, England / CC BY
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