A contract worth CNY1.18 billion has been awarded to the 12th Bureau Group of China Railway Construction Corp. to build the 10.8 km Shiziyang rail tunnel. The contract includes the construction of an undersea tunnel for the Guangzhou-Shenzhen express rail line between Dong Yong station and Fu Men station. The undersea tunnel contract covers the construction of a dual tunnel section with tunnel tubes of 5,550 metres and 5,250 metres long respectively, a 23 m TBM work shaft and 10 connecting passages along the tunnels. The tunnels will be built using four NFM Technologies slurry TBMs, 11.12 m in diameter. Click here. Visit www.chinarailway.com.hk and www.nfm-technologies.com 35/06.
