The construction of the deep and middle channel of the "Double Tube" again challenged the "double -pronged approach" again

Yangcheng Evening News reporter Wang Danyang, correspondent Yuejiao Xuan Xuan Xuan Xuan and Yue Lu Jian photography report: Summer is clear and good construction, hot soil in the Bay Area, and the construction of the Shenzhen -Macao Greater Bay Area in the Bay Area. On July 24, the Guangdong Provincial Transportation Group released news that after the 9th side of the 9th side (E24) on the east side of the Shenzhong Channel Sinking Tunnel on July 22, it was on the same construction window period, and the 19th side of the tunnel was 19th. The pipe festival (E19) is also smoothly rooted in the sea (see). This is the first time that the Shenzhen -Middle Channel has achieved two pipe sections in the same window period in March this year, and once again challenged the "two -pronged approach".

The Shenzhen -Middle Channel is a cross -sea cluster project that integrates "bridges, islands, tunnels, and underwater interoperability". The underwater tunnel is 6,845 meters long. Among them, the sinking pipe section is 5035 meters long. The world's first two -way eight -lane steel shell concrete sink tunnel. At present, the sink tunnel has a total of 28 pipe sections, with a length of 4372.8 meters.

It is reported that the Shenzhen -Middle Channel Island Tunnel Project and Bridge Project are two -line. In terms of artificial islands, East Artificial Island is fully transferred to the construction of the tunnel structure on the island, and the construction of the ramp tunnel on the island is under the construction of the west artificial island. In terms of bridge engineering, Zhongshan Bridge has been in the dragon, and the construction of roads and subsidiary facilities is being carried out; Lingyuyang Bridge is expected to complete the construction of the main cable stocks during the year.

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