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Tunnel excavator - miniBadger

A compact excavator for maximum safety and precision in tunnel construction.

The miniBadger is the ideal device for tunnel cross-sections from 6.2 m². The compact tunneling machine has no driver's cab and is only controlled via a remote control. The comparatively high total weight of around 12 tons generates a high breakout and tear-out force.

Intelligent technology in detail.

Technical data

Total weightapprox. 12.000 kg
Motor capacity53,7 kW
Minimum tunnel height2,7 m
Minimum tunnel width2,3 m
Minimum tunnel width for 180° rotation of the upper structure3,8 m
Stick1900 m


Attachment tools

  • Tunnel buckets
  • Hydraulic breakers
  • Demolition shears
  • Drilling units

Excavator technology

  • Special tunnel swivel arm with 2 x 45 ° swivel bearing
  • Optimum lateral routing of hoses and lines
  • Wimmer quick coupler for easier tool changing
  • Special cylinder arrangement for better component protection
  • Kinetics of the boom optimised for tunnel driving
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