In this video, we will take a closer look at the world’s largest group of tunnel boring machines, with a diameter of 8.8 meters each, that are being used in the Guangzhou Metro Line 18/22 project. We will also explore the innovative frozen cutter head technology being employed to tackle challenging geological conditions in the area. Join us as we delve into the fascinating world of tunnelling and discover the latest technological advancements in the field.
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