China: Shanghai-Chongqing-Chengdu High-speed Railway Wuyi Section Tunnel Was Completed
Shanghai-Chongqing-Chengdu High-speed Railway with a total length of about 2100 km and a design speed of 350 km per hour. Construction by Wuhan Company of China Railway Seventh Group of China Railway Group Limited. http://www.crecg.com/zgztywz/10210594/10210606/10247064/index.htmlReply 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.htmReply on topic: East China longest 350km/hour high-speed railway tunnel 18.23 km is bored.
Longest East China high speed railway tunnel construction company China Railway Construction Corporation Limited. http://english.crcc.cn/Reply on topic: China Tunnel Company finish patent design tunnel on 1000 km China-Laos railway
#China Railway No. 5 Engineering Group (#CREC-5) drilled Ban Konlouang Tunnel 43 days ahead of schedule. Xinhua report China-Laos railway 414.332-km with 198-km tunn...n from Boten border gate in northern Laos, bordering China,...CREC-8 has drilled through Houay Phoulai Tunnel along the China-Laos railway
The China Railway No. 8 Engineering Group (CREC-8) has drilled through Houay Phoulai Tunnel, a highly risky and a key bottleneck project along the China-Laos railway, on 22 July 2020 write Xinhua agency. China-Laos Railway...
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