The right line of "yanghuang" shield section of hefei rail transit line 5 is completed

On the afternoon of April 8, the right line of shield tunnel between yangzijiang road station and huanghe road station of hefei metro line 5 was successfully completed, becoming the single-track tunnel of line 18 of line 5.

     The length of the right line of the shield is 1392 meters, and the depth of the tunnel top is 10.34~22.49 meters. The shield tunneling machine started from the south end well of huanghe road station and received from the north end well of yangzijiang road. During this period, it repeatedly went through important municipal pipelines such as high-pressure and sub-high-pressure gas and sewage, and through major risk sources such as side bridge piles and high-voltage towers, which posed great construction and environmental risks. Since the formal construction of shield interval, under the guidance of city rail company, contractors actively implement the city rail transit 2019 "safety ZhiLiangNian" activities, to overcome the adverse factors such as earthwork sinotrans, pipeline moved to, give full play to production resources, strict enforcement of various construction plans, node target task smoothly.

     Up to now, line 5 has 20 stations, 1 open-cut section, 1 access line has completed the main structure of the roof; The 33 shield tunneling machines on the line have 27 shield tunneling machines down the well, and 25 shield tunneling machines are under construction, accounting for 40.2% of the total number of shield tunneling projects completed.

      In the next step, MCRC will further strictly control the safety and quality of the projects under construction, and make solid progress in the construction of various projects, and strive to complete all tasks and goals in 2019.