Landmark reached in construction of Jintang Undersea Tunnel
By Chen Ye in Hangzhou |
chinadaily.com.cn |
Updated: 2025-12-02 21:37
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Construction of the world's longest undersea high-speed railway tunnel has reached a significant milestone, as the "Dinghai" Shield Machine surpassed the 5,000-meter mark in the Jintang Undersea Tunnel.
At the Zhoushan site of the Ningbo–Zhoushan Railway project, Friday's breakthrough indicated that about 80 percent of the 6,270-meter shield section on the Zhoushan side has been completed.
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