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…

Mitsubishi TBM S-700 – (tunneling)

The Mitsubishi TBM S-700 is a modern tunnel boring machine designed to meet the complex demands of contemporary underground construction. Combining robust mechanical components with advanced control and monitoring systems,…

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…

CRCHI Super TBM 15m – (tunneling)

The CRCHI Super TBM 15m represents a class of large-diameter tunnel boring machines designed to tackle demanding urban, water conveyance and transport tunneling projects. Built by China Railway Construction Heavy…

Robbins Main Beam TBM – (tunneling)

This article provides a detailed look at the Robbins Main Beam TBM, explaining its design, typical applications, operational principles and maintenance, and placing the machine in the context of modern…

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…

Herrenknecht S-880 – (tunnel boring machine)

The Herrenknecht S-880 is a high-capacity tunnel boring machine (TBM) designed to meet the demanding requirements of modern underground construction. Built to operate in challenging, water-bearing and soft ground conditions,…

The Most Impressive Tunnel Boring Machines Ever Made

Hidden beneath bustling metropolises and rugged landscapes, tunnel boring machines stand as titans of modern engineering. These colossal devices reshape the Earth’s crust with remarkable precision and efficiency, carving roads,…