"The longest in construction line" shield machine under the Chengdu subway  

Recently, the first shield machine of the one or two phase of Chengdu metro line five was in the lower well of the nine weir Station - Dujia station. This shield well means that the construction of line 5 is gradually transferred from the stage of the station to the stage of the shield construction, which further promotes the construction process of line five.

Line five phase one or two project of North City Avenue in Xindu District, long road south to the Shuangliu District, the line length of 49 km, a total of 41 stations, 16 shield launching site, is now the Chengdu subway line to start building the longest time. The urban traffic congestion will be effectively relieved after the opening of the central urban area along the road along the road. To actively respond to the call of the municipal and municipal governments to speed up the development of the network, the subway company plans ahead, plans and optimizes the construction methods, so as to minimize the impact of construction on traffic. Through the work research, the number of the shield will be increased, the key line management will be strengthened, and the targeted measures will be taken to ensure the node target, so as to ensure the completion of the project on time.

At present, there are 18 stations in the one or two phase of line 5 for the construction of retaining piles, and 17 stations for earthwork excavation, of which 6 stations enter the main structure construction. 14 stations can be completed at the end of the year, and 20 shield machines are ensured throughout the year.