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Our Equipment

Our Equipment

Our fleet of modern heavy, boring and tunneling equipment is of the highest quality in the industry. The size of our fleet maximizes our flexibility in the variety of jobs we can do. Our equipment manager is supported by shop mechanics, a large shop, and parts inventory. Our field mechanics with service trucks that help ensure that our equipment is operational when needed. Our preventive maintenance program contributes greatly to job site productivity and is critical to safe operation. Our transportation manager oversees a large fleet of road tractors, low boys, and flat-bed trailers which gives us the flexibility to safely and efficiently move our equipment from job site to job site.


The SBU-M is a motorized, manned-entry rock boring attachment meant to bore in a variety of rock types with Unconfined Compressive Strengths (UCS) of 4,000 psi to over 25,000 psi (25 to over 175 MPa).

ROBBINS 24”, 36”, 48” & 60” SBU-A

The SBU-A is a small diameter rock cutting head (from 24″/600 mm to 72″/1.8 m) that can be used with any Auger Boring Machine (ABM) to excavate hard rock on drives less than 500 ft (150 m).

CAT 374D L: Hydraulic Excavator

The 374D L Series Excavator has excellent control, high stick and bucket forces, impressive lift capacity, simplified service and a comfortable operator station.