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Largest Domestically-developed Shield Tunneling Machine Rolls off Production line in Changsha

Updated: 2020-09-28

A supersized shield tunneling machine rolled off the production line at the Changsha No. 1 Industrial Park of the China Railway Construction Heavy Industry Corporation (CRCHI) on September 27. The machine, with its largest cutter diameter being as long as 16.07 meters, is 150 meters long, weighs 4,300 tonnes and is the largest of its kind ever developed in China.

The machine was jointly developed by CRCHI and the China Railway 14th Bureau Group. It is the first time that Chinese enterprises have successfully manufactured the 16-meter super large diameter shield tunneling machine. The machine, named “Jinghua”, will be adopted in the renovation of the Beijing East 6th Ring Road.

Translator: Kuang Zhenzhen

Chinese source: hunantoday.cn