Coal railway tunnel

3.4km coal railway tunnel was excavated by one CREG horseshoe-shaped EPBM in the 1813km Menghua coal railway project. The CREG tailor-made belt conveyor system equipped with self-cleaning water tank and flexible idlers offers more adaptability.

Data:

• Tunnel shape: Horseshoe shape
• Excavated material: EPB
• TBM supplier: CREG
• Tunnel belt length: 3km
• Belt width: 1000mm
• Belt strength: ST800
• Delivery rate: 750t/h
• Power installed: 2x200kW
• Installation: 2016

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