The largest cross-section rectangular pipe jacking machine developed by Komatsu and Shanghai Machinery Construction Co., Ltd. has successfully passed through the entrance and exit of No. 3 Pudian Station of Metro Line 6 Line.
The machine not only has the characteristics of large cross-section design, variability and asynchronous propulsion, but also can realize the barrier-free construction of subway pedestrian tunnels without excavating the road surface, not relocating the pipeline, and the underground stratum with a depth of not more than 15 meters.
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