Giant earth excavator

Source:IC Published: 2018/8/28 19:13:45

A shield tunnel machine arrives at a station near the Wangjing tunnel, part of a major high-speed rail line linking Beijing to Shenyang, capital of Northeast China's Liaoning Province, on Tuesday. Four such machines arrived at the station on Tuesday, a move signaling the official completion of the 8-kilometer-long tunnel. The tunnel is the nation's first high-speed rail line to adopt large diameter shield construction technology, according to media reports. Photo: IC


Posted in: ECONOMY

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