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Featured News | November 27, 2019

Two Robbins Crossover TBMs to Bore Second Severomuysky Tunnel

In 1979, a 4.56 m diameter Robbins Double Shield TBM was delivered to bore the Severomuysky Service Tunnel, a 15.3 km long railway through the remote mountains of Siberia. Now, 40 years after the original machine was delivered, Robbins is returning to the [...]

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In 1979, a 4.56 m diameter Robbins Double Shield TBM was delivered to bore the Severomuysky Service Tunnel, a 15.3 km long railway through the remote mountains of Siberia. Now, 40 years after the original machine was delivered, Robbins is returning to the [...]

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Featured News | September 4, 2019

Compact TBM bores longest Rock Tunnel at 2.46 m Diameter

In August 2019, a small diameter Double Shield TBM made a big impact. The 2.46 m (8.07 ft) diameter Robbins machine completed 3,475 m (11,400 ft) of boring with no intermediate access, making it the longest rock tunnel ever bored by a Double Shield TBM un [...]

Keep Reading  >

In August 2019, a small diameter Double Shield TBM made a big impact. The 2.46 m (8.07 ft) diameter Robbins machine completed 3,475 m (11,400 ft) of boring with no intermediate access, making it the longest rock tunnel ever bored by a Double Shield TBM un [...]

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Featured News | August 21, 2019

Major Milestone for Delaware Aqueduct Repair as Robbins Single Shield Completes Excavation

On Tuesday August 13, a 6.58 m (21.6 ft) Robbins Single Shield TBM completed tunneling at the Delaware Aqueduct Bypass Tunnel, capping a challenging repair to the world's longest tunnel on time and on budget. [...]

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On Tuesday August 13, a 6.58 m (21.6 ft) Robbins Single Shield TBM completed tunneling at the Delaware Aqueduct Bypass Tunnel, capping a challenging repair to the world's longest tunnel on time and on budget. [...]

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Featured Blog | August 21, 2019

3 Ways to Bore More Efficiently in Extremely Hard Rock: Maximize your TBM Advance through Minimized Downtime

Given the clear risks of excavating massive, hard rock, how can tunnellers set themselves up for the best possible chance of success?  The combination of knowledgeable personnel, properly designed equipment, and rigorous TBM operation and maintenance are [...]

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Given the clear risks of excavating massive, hard rock, how can tunnellers set themselves up for the best possible chance of success?  The combination of knowledgeable personnel, properly designed equipment, and rigorous TBM operation and maintenance are [...]

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Featured Videos | May 30, 2019

When the Going Gets Tough: Thuong Kon Tum Hydroelectric Project

Take a trip with Robbins to the scenic Thuong Kon Tum project in Vietnam where a 4.5 m Main Beam TBM has completed boring. After being left in high humidity and groundwater for 14 months, it was up to Robbins and contractor CC47 to step in and turn this p [...]

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Take a trip with Robbins to the scenic Thuong Kon Tum project in Vietnam where a 4.5 m Main Beam TBM has completed boring. After being left in high humidity and groundwater for 14 months, it was up to Robbins and contractor CC47 to step in and turn this p [...]

Keep Reading  >

News | November 27, 2019

Two Robbins Crossover TBMs to Bore Second Severomuysky Tunnel

In 1979, a 4.56 m diameter Robbins Double Shield TBM was delivered to bore the Severomuysky Service Tunnel, a 15.3 km long railway through the remote mountains of Siberia. Now, 40 years after the original machine was delivered, Robbins is returning to the role. [...]

Keep Reading

News | September 4, 2019

Compact TBM bores longest Rock Tunnel at 2.46 m Diameter

In August 2019, a small diameter Double Shield TBM made a big impact. The 2.46 m (8.07 ft) diameter Robbins machine completed 3,475 m (11,400 ft) of boring with no intermediate access, making it the longest rock tunnel ever bored by a Double Shield TBM under 2.5 m (8.2 ft) in diameter. [...]

Keep Reading

In 1979, a 4.56 m diameter Robbins Double Shield TBM was delivered to bore the Severomuysky Service Tunnel, a 15.3 km long railway through the remote mountains of Siberia. Now, 40 years after the original machine was delivered, Robbins is returning to the role.

Keep Reading

Press Release | November 27, 2019

Two Robbins Crossover TBMs to Bore Second Severomuysky Tunnel