Category: Videos

Robbins Small Boring Units: How the Rockhead Works

The Robbins Rockhead is a mid-sized tunneling machine available in both Single Shield and Double Shield models. Ranging between 54 inch (1.35 m) and 78 inch (2.00 m), the Rockhead is the ultimate solution for line-and-grade critical bores that are over 1,000 ft (300 m) in length. Watch this 3D animation to learn more about these powerful machines.

Crossover TBM breakthrough at Grosvenor Coal Mine

Provided courtesy of Anglo American, this video clip shows the 2015 breakthrough of a Robbins Crossover (XRE) TBM in the Grosvenor Coal Mine, Moranbah, Australia.

Robbins Main Beam TBM Boring Cycle

Video shows how a Robbins Main Beam, or open-type, tunnel boring machine (TBM) excavates tunnels in hard rock.

Robbins Hard Rock TBMs: Return to Norway

Find out about Norway’s Røssåga Hydroelectric Project, the first TBM to be used in the country in more than 20 years. Watch in-depth site interviews about machine performance in incredibly hard, abrasive rock, remote site conditions, and the future of TBM use in Norway.

Robbins Small Boring Units: A Closer Look at the SBU-M

Learn more about the Robbins Motorized Small Boring Unit (SBU-M) in this 3D animation. With continuous steering capabilities and an in-shield drive motor, the SBU-M can make the grade on long gravity sewers and other line and grade sensitive utility tunnels.

SBUs in Action: Mixed Ground SBU-M in Pennsylvania

View a Robbins Motorized Small Boring Unit (SBU-M) successfully excavating mixed ground conditions in Clairton, Pennsylvania for contractor Capitol Tunneling, Inc.

Robbins EPBs in Action: Chengdu Metro

Soft clay soil, an array of boulders, and sharp turns have each added an extra layer of difficulty on the Chengdu Metro Line 2 project. Custom-engineered with active articulation systems, the two Robbins 6.3m EPBs have been carving their paths at speeds up to 180 meters per week.

Robbins EPB TBM Cutterheads

This video describes custom cutterhead design for Robbins soft ground tunnel boring machines, known as Earth Pressure Balance Machines.