الوصف

Tunnel Boring Machine (TBM) can make the digged grit to be fluid and waterproof slurry, therefore, it is suitable for soft and loose earth, grit layer and various earth; The digging surface uses earth layer pressure to keep stability, which minimize its influence to the ground; the slurry can become a waterproof layer, which prevent the underground water flow into the machine; the remainning earth can be transported by conveyer belt, earth carriers and pressure pump, without big remnant earth handling equipment