CRCHI Slurry TBM 16m – (tunneling)
The CRCHI Slurry TBM 16m represents a class of large-diameter, slurry-shield tunnel boring machines designed to excavate in soft, water-bearing and mixed ground conditions where ground control and face pressure…
Hitachi TBM Ø17.6m – (tunneling)
The Hitachi Ø17.6m tunnel boring machine represents a class of very large-diameter mechanized excavators used where underground space requirements exceed conventional tunnel sizes. These giants are designed for ambitious infrastructure…
Herrenknecht TBM AVN 1800 – (tunnel boring machine)
The Herrenknecht AVN 1800 is a specialized tunnel boring machine (TBM) concept tailored for small- to medium-diameter underground works. This article examines the machine’s typical design characteristics, operational fields, logistical…


