Nanchang Aixihu tunnel completed open to traffic for jiangxi’s first rail tunnel

2022-04-24 0 By

On January 26, nanchang Aixihu Tunnel, the first combined railway tunnel in Jiangxi province constructed by Nanchang Rail Transit Group and China Railway 14th Engineering Bureau, was opened to traffic.In the future, it will only take 3 minutes for citizens to drive across Aixi Lake, which will more effectively connect the east and west banks of Aixi Lake, greatly improving the traffic across the lake area.Aixi Lake tunnel is a provincial key project.With a total length of 2.6 kilometers, the upper layer is a municipal highway and the lower layer is reserved for the future extension of Nanchang subway Line 3.The tunnel is a typical pit – in – pit structure.The width difference between the foundation pit of the upper highway tunnel and the foundation pit of the lower subway tunnel is 18 meters.The tunnel adopts open excavation method, with the maximum width of nearly 51 meters and the maximum depth of 23 meters, covering a variety of complex construction techniques.The project has taken more than 800 days since construction began in September 2019, five months ahead of schedule, the project director of China Railway 14th Bureau Group told reporters.After the aixi Lake tunnel is opened to traffic, it will take 3 minutes to drive through the Aixi Lake, which will bring more space for the area’s external traffic system operation and the city’s eastward development and construction, and realize the improvement of the city’s comprehensive functions, which is of great significance to accelerate the realization of nanchang’s goal of building a modern metropolis.(Kang Chunhua reporter Chen Zhang intern Deng Xuan) Statement: the copyright of this article belongs to the original author, if there is a source error or infringement of your legitimate rights and interests, you can contact us through the mailbox, we will promptly deal with.Email address: jpbl@jp.jiupainews.com