It is a Robbins Double Shield with a diameter of 5,06 meters.
It is reported that it bored 12,2 km in 18 months `8 months ahead of schedule' and with a progress of '1.000 m per month' (this is what Robbins says).
Simply amazing!
26/02/2019 Ski, Norway Acciona Ghella Joint Venture (AGJV) are excavating on behalf of Bane NOR TBMs "Magda" and "Anna" from Herrenknecht AG
In this fourth and final installment, the Mexican government takes ownership of the Herrenknecht drilling machines. But first the machines have to prove that they are up for the job.And engineers on both sides are involved lively discussions about...
Welcome to the surface! E-BERK's TBM with E-BERK Cutting Tools breaks out to the daylight after a 4716m long, 4,98m diameter tunnelling.
DSİ Pamukluk Dam water conveyance project. Mersin, in the Mediterrenean cost of Türkiye.
Robbins Crossover TBMs are the adaptable solution to the world’s most challenging tunnel projects. This video explains how Robbins Crossover XREs, a hybrid of Hard Rock and EPB TBMs, work and why they are the solution for mixed ground tunnels...