Akkerman Inc.

GBM Guided Boring Machines

These Guided Boring Machines (GBM) install small-diameter pipes with grade and alignment precision.

  • Launch and reception shafts strategically located to minimize surface disruption
  • Three robust jacking frame configurations
  • Used in conjunction with a theodolite guidance system to provide accurate pipe installation
  • Available for installation of pipe in the 4- to 48-in. OD range in displaceable soil under 50 blow count

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