Hitachi TBM S-700 – (tunneling)
The Hitachi S-700 tunnel boring machine represents a class of modern mechanized excavation equipment engineered for efficient, safe and precise construction of underground tunnels in a variety of ground conditions.…
Hitachi TBM S-900 – (tunneling)
The Hitachi TBM S-900 is a representative example of modern mechanized tunneling technology developed for efficient, safe, and precise underground excavation. In this article we explore the machine’s design philosophy,…

