Kunming metro line 5 dianchi acropolis station to fubao station is completed

On June 11, the reporter learned from kunming rail transit group co., LTD that, with several muffled sounds, the shield cutter of left line of kunming metro line 5 in jindian section broke through the ground recently.

The length of the left line is 1055.790 meters and the length of the right line is 1050.703 meters. The shield tunneling machine works along huanhu east road from jinhai new area station to dianchi acropolis station. Along the route, rivers and various pipelines are intricate, buildings are densely built, and there are many risk sources. As a result, shield tunneling machine needs to traverse the viaduct of south roundabout expressway and the houses of dianchi weicheng community for a long distance, and the side crossing position is only 5.2m away from the viaduct pile, which poses a high challenge to the construction technology. At the same time, the receiving end of shield is limited by the site and adjacent to the dianchi lake acropolis community house, so there is a great safety risk in the receiving process.

Kunming subway line 5 civil 8 the relevant controller introduces, in order to ensure the smooth shield interval rapid penetration, the contractors to send chosen men will advance planning, preparation, freezing process is adopted to receive shield interval of shield machine, greatly prevent the receiving end of gushing water sand the occurrence of danger, and effectively reduce the influence of the ground environment. It is reported that this is the first region in kunming to adopt the freezing method.

After the completion of the double lines in the jindian region, the whole line from dianchi acropolis on huanhu east road to fubao station was completed. Next, the shield tunneling machine will start from fubao station to the exhibition center station, successively connecting various stations.

Kunming metro line 5 is an important auxiliary encryption line in the planning of kunming urban rail transit network. It starts from the expo park station in the north and ends at baofeng village station in the south. Along the way, it runs through panlong district, wuhua district, xishan district, resort area and guandu district, connecting with tourist attractions such as the expo park, yuantong park, cuihu lake and international convention and exhibition center. The total length of the line is 25.96 km, with 22 stations, including 9 transfer stations, laid underground.

When line 5 opens to traffic, it will become a fast "artery" connecting the north and south of the city. At that time, the citizens along the route can transfer through the station, direct to changshui airport, kunming south high-speed railway station, kunming railway station, economical, affordable, fast, environmental protection "one hour" city traffic life circle, will bring comfortable traffic experience for the citizens.