Tunnelier EPB

Les tunneliers EPB (Earth Pressure Balance) soutiennent le front de taille grâce à la pression exercée par la terre à l'intérieur de la chambre d'excavation, qui est évacuée …

Earth Pressure Balance

Robbins EPBMs control the stability of the tunnel face and subsidence of the ground surface by monitoring and adjusting the pressure inside the cutterhead chamber to …

Robbins EPB emerges in Mexico City

Mexico's largest TBM, a 10.2m (33.5ft) diameter Robbins EPB, completed its successful tunneling run on March 1, 2012. The machine, for a consortium of ICA, …

Crossover Machines

The XSE TBM—standing for a Crossover (X) between Slurry (S) and EPB (E), fits the bill in many cases. In variable ground the XSE combines the best aspects of both proven …

Robbins Crossover TBMs in New Territory

The XRE TBM is capable of "crossing over" (X) between two modes, rock (R) and EPB (E), and its fine-tuned design represents a new generation of Crossover …

Robbins Crossover TBMs in New Territory

These field-tested features include a single-direction cutterhead for more efficient excavation in abrasive ground, and multi-speed gearboxes. The specialized …

The 13.77 m Robbins XRE TBM Set World's Records Three …

A team of personnel from Turkish State Railways (TCDD), Kolin Construction, and Robbins field service have met to observe the breakthrough of the …

Continuous Conveyor Design in EPB TBM …

Soft ground, EPB TBM-driven tunnels provide a challenging environment for continuous conveyors due to the variety of materials present. The design of both horizontal and vertical soft ground …

Robbins Crossover XRE is World's Fastest TBM over 13 …

In October 2021, the breakthrough of a Robbins Crossover XRE TBM was the cause of much celebration. A team of personnel from Kolin Construction, Turkish …

Robbins EPB caps 62 km of Tunneling with Final …

On May 23, 2019, a celebration was in order: The last of six 8.93 m (29.3 ft) diameter EPBs had completed excavation at Lot 4 of Mexico City's Tύnel Emisor …