The first shield machine of the first phase of the first phase of Jinan Metro Line 4

On the morning of September 9th, the first phase of the Jinan Rail Transit Line 4 to Tangyan South Station to the Tangye Station shield shield machine "Jian No. 1" was successfully launched.

The "Jian No. 1" shield machine is the first shield machine at the east section of Line 4, which marks important progress in the construction of Jinan Rail Transit Line 4. New stage.

Li Wen, the person in charge of the project of the 14th Bureau of China Railway, introduced that the section of Tangyan South Station from the beginning of this time was about 850 meters long, and the minimum curve radius of the tunnel line was 1,000 meters, and the maximum slope was 17.3 ‰ downhill. Construction of construction. There are many buildings around the tunnel interval, and the geological structure is complicated and varied. The upper layers are mainly filled with soil and powder clay. Most of the lower layers are hard rocks. It is prone to flooding pipes. Difficulty issues.

In order to ensure the smooth start of the interval shield, Jinan Rail Transit Group Construction Investment Co., Ltd. project department 4 and various participating units are planned to be deployed, and experts are invited to investigate in detail three months in advance to learn more about the ground environment of the construction area and neighboring neighborhood nearby. Construct the situation, continuously optimize and improve the shield construction excavation plan, and lay a solid foundation for the successful completion of the goal of the starting node.

In order to reduce the impact on the surrounding environment and accelerate the progress of engineering construction, the project department scientifically organized, coordinated and coordinated, and invested two shields at one time to advance the left and right lines. Press the "Fast Inlet button".

As an important line in Shandong Provincial Key Construction Project and the two -round plan of the Jinan Rail Transit, Jinan Rail Transit Line 4 is responsible for the "spine" channel in series of Jinan cities, which is of great significance to the development of the provincial capital economic circle and the development of the Jinan urban circle.

At present, 29 stations including Xiaogaozhuang Station and Qingdao Road Station have been undergoing civil construction in 32 stations at the construction of 32 stations. Two sections from the two places from Zhuangdao Station to Qingdao Road Station, Chengjiazhuang Station to Pengjiazhuang Station have been connected. The range from Tangyan South Station to Tangye Station this time is expected to penetrate before the end of the year.

Jinan Rail Transit Group will take the initiative and scientific planning in accordance with the decision -making deployment and work requirements of the Municipal Party Committee and Municipal Government, strictly control the quality of the project, build a safe production defense line, accelerate the construction of the first phase of the project 4, Times Socialist modernization of the provincial capital of the provincial capital contributed rail transit forces.

New Yellow River Reporter: Chai Yingying

Edit: Xing Zhibin

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