Binhai Express "Dabin" interval dual -line penetration

Recently, the left -line shield machine from Binhai New City Station broke the wall into the steel sleeve.Double -line penetration range.

It is reported that the "Dabin" range starts from the big dataset, and finally Binhai New City Station. The single line is 1069.57 meters in length and a 1.5 -meter tube film on the left.It mainly crosses composite strata such as mud powder fine sand, powder clay, and mud powder fine sand. Among them, the rich water powder fine sand strata occupy about 49%, crossing 2 important buildings and 1 river.Requires the process of high and shield machines to be complicated.On December 31st last year, the right line was connected; on April 27 this year, the left -line shield machine was launched on the left.

Up to now, the entire station of the Binhai Express has begun, the main structure of the nine stations is capped, 22 shield machines are digging, and the construction is promoted in an orderly manner.(Reporter Zhao Yanyan)

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