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News | 22 May 2019

Robbins TBM breaks through nearly One Year Early in Nepal

In April 2019, a Robbins Double Shield TBM defied the notoriously difficult geology of the Himalayas to break through about one year ahead of the overall project schedule, and seven months ahead of the TBM tunneling schedule.  Nepal’s first tunnel bori [...]

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In April 2019, a Robbins Double Shield TBM defied the notoriously difficult geology of the Himalayas to break through about one year ahead of the overall project schedule, and seven months ahead of the TBM tunneling schedule.  Nepal’s first tunnel bori [...]

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News | 1 May 2019

Galerie des Janots Main Beam completes Arduous French Drive

In April 2019, a Robbins 3.5 m (11.5 ft) diameter Main Beam TBM broke through into open space, completing its 2.8 km (1.7 mi) long tunnel. It was not the first time the machine had encountered open space: twice during tunneling, the machine hit uncharted [...]

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In April 2019, a Robbins 3.5 m (11.5 ft) diameter Main Beam TBM broke through into open space, completing its 2.8 km (1.7 mi) long tunnel. It was not the first time the machine had encountered open space: twice during tunneling, the machine hit uncharted [...]

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News | 14 March 2019

Robbins EPB and Conveyors complete complex Lot 5 at Emisor Oriente

On February 28, 2019 a ceremony was held to mark the breakthrough of a machine proven in both soft ground and hard rock. The 8.93 m (29.3 ft) diameter Robbins EPB and continuous conveyor system completed what is arguably one of the most difficult legs of [...]

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On February 28, 2019 a ceremony was held to mark the breakthrough of a machine proven in both soft ground and hard rock. The 8.93 m (29.3 ft) diameter Robbins EPB and continuous conveyor system completed what is arguably one of the most difficult legs of [...]

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News | 20 February 2019

Robbins Crossover TBM completes Turkey’s Longest Water Tunnel

Excavation of Turkey’s longest water tunnel came to an end on December 18, 2018. To get there, a 5.56 m (18.2 ft) diameter Robbins Crossover (XRE) TBM and the contractor JV of Kolin/Limak had to overcome dozens of major fault zones and water pressures u [...]

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Excavation of Turkey’s longest water tunnel came to an end on December 18, 2018. To get there, a 5.56 m (18.2 ft) diameter Robbins Crossover (XRE) TBM and the contractor JV of Kolin/Limak had to overcome dozens of major fault zones and water pressures u [...]

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News | 23 October 2018

Tough TBM and Team Overcome the Odds with Atlanta Breakthrough

On October 4, 2018, onlookers watched as a 3.8 m (12.5 ft) diameter Robbins Main Beam TBM completed its epic journey. The TBM, christened “Driller Mike”, after local rapper and activist “Killer Mike”, overcame extremely hard rock conditions along [...]

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On October 4, 2018, onlookers watched as a 3.8 m (12.5 ft) diameter Robbins Main Beam TBM completed its epic journey. The TBM, christened “Driller Mike”, after local rapper and activist “Killer Mike”, overcame extremely hard rock conditions along [...]

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Dec. 2018

WTC 2019

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Dec. 2018

RETC 2019

Events

Dec. 2018

ICUEE 2019

Events

Dec. 2018

STUVA 2019

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Hard Rock

Main Beam TBM

Soft
Ground

EPBMs

Variable
Geology

Crossover

Fractured
Hard Rock

Double Shield TBM

Fractured
Rock With Water Inflows

Single Shield TBM