Shield Tunneling - Akkerman

Shield Tunneling

Shield Tunneling

Shield Tunneling

Excavator Boring Shields (EBSs), equipped with the EX-50 Excavator are suitable for 100 – 168-in. OD pipe jacking, and liner plate and ring-beam and lagging tunnel building applications. The EX-50 excavator is controlled with a joy stick and foot controls, and removes soil and obstacles at the face of the bore between the boring shield’s shelves. Soil is excavated with the EX-50 backhoe claw and transported by a belt or screw conveyor to a large capacity haul unit for removal from the launch shaft.

Case Studies

Digging Deeper – November 2021

Guided Auger Boring Forecast Guided Auger Boring has become one of the most popular and cost-effective trenchless methods to accurately install steel casing for underground utilities. In the past five years, the number of projects released for bid specifying a pilot tube guided boring system to ensure line and grade accuracy has increased by approximately 40%. Nearly […]

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Tunneling