The shield on the right line of the port and machine section of the 01 section of Zhengzhou Airport to Xuchang Municipal Railway is completed
Recently, the right line of the port and machine section of the 01 section of zhengzhou Airport to Xuchang Municipal Railway of The Railway Construction Company lasted for 15 months and successfully completed the long distance connection of shield tunnel, marking a new breakthrough in the key nodes of the underground section project.
Zhengzhou Airport to Xuchang Municipal Railway 01 project was started in April 2018. It is divided into one station and two sections, with a total length of 3118.2m. The right line of the tunnel from the North station of the port area to the North Station of the airport is 1916.88m long, and the left line is 1883.731m long. According to the overall project planning, the company invested two composite earth-pressure balancing shield machines, both of which started from the shield well at the west end of the North Station of the port area and drove southward to the north end of the Airport North Station.
Port range for the right line of shield machine in the north station originating in port at the end of April, 2019, under wearing military bunker, zheng machine inter-city railway, side wear cloud Ling international commercial apartments, in July 2019 success in level of risk source under the inter-city railway, zheng arrived in mid-december 02 north station, the airport due to 02 standard are influenced by the south-north water diversion pipeline unfinished, the project of shield tunneling on hold.
On June 1, 2020, 02 standard airport north station for receiving of shield machine in the first place, the project department rapid organization, careful planning, the construction unit, supervision unit and the support from the company, the project department staff together, on the premise of ensuring construction safety driving at the fastest speed, with only 5 days then finished right line linking tasks efficiently.