Shenzhen metro line 12, xin 'an park station shield smooth start

On October 31, shield tunneling machine "qiji number" on the right line of shenzhen metro line 12 (xinan park station - tongle station) started smoothly in xinan park station, marking that the shield tunneling in this area has officially entered the construction stage!

This shield machine named "qi ji number", from "li SAO" "ride qi ji to gallop xi, to my road. Meaning "qiji number" shield machine, lead us to gallop a line of subway construction, the other sound with a miracle, placed to overcome difficulties, thick accumulation and thin hair to create a miracle.

The shield machine is 87 meters long, has a diameter of 6470 mm, weighs 530 tons and has a maximum propulsion speed of 80 mm/min.

Subway line 12 starts from the left battery station and ends at the sea garden east station. The total length of the line is about 40.54km, and the whole line is laid underground. A total of 33 stations, transfer station 18.

The right line of xintong section (xin 'an park station - tongle station) is 918 meters in length, with complex geology.

Up to now, the whole line has 35 work sites for the construction of the retaining structure, 4 shield machine starting, 3 stations capped, 16 stations for earthwork excavation, the whole line earthwork excavation completed 45%.

At present, line 12 has officially entered the main stage, and the whole project is progressing steadily and safely. It is estimated that after its completion in 2022, it will not only relieve the traffic congestion pressure in nanshan district and baoan district, improve the traffic quality of qianhai shekou free trade zone and airport new town, but also further support the development of western shenzhen!