News

The story of every tunnel begins well before excavation — in the precast department. It is there, inside steel moulds, that concrete takes shape, becoming the segments that will line the tunnels of the future. For AB Tunnelling, steel moulds are not just tools, but...

Introduction: why disc cutter performance matters The growing use of Tunnel Boring Machines (TBMs) has radically transformed the tunnel construction industry, offering innovative solutions but posing new challenges in terms of safety, efficiency, and cost...

The TBM cutter head is a key component of the tunnel boring machine (TBM), directly responsible for the interaction with geological formations during excavation operations. Its effectiveness depends heavily on the integration and arrangement of specialized cutting...

It is an honor and a great pleasure to inform everyone that AB Tunnelling - tunnel construction equipment - has been selected and awarded among the Winning Companies 2024 of Intesa Sanpaolo! “Imprese Vincenti” ("Winning Companies") is a prestigious initiative by the...

In the construction of tunnels, accessories and sealing gaskets have the role of fixing and composing the lining in precast tunnel segments, ensuring adequate connection between successive rings, their relative waterproofing and supporting the services and systems...

AB Tunnelling turned six years old on May 8th and we want to celebrate this birthday/anniversary with you! These six years have been incredibly intense and fast-paced, full of satisfaction.Those familiar with us know that we are now a consolidated and beautiful...

TBM s (Tunnel Boring Machines), commonly called "mechanical moles", or, more technically, full-section mechanical cutters, have revolutionized the approach to tunnel construction, providing a precise and efficient mechanized solution compared to any other traditional...

Tunnel Boring Machines (TBMs) — an acronym for “Tunnel Boring Machines” and more technically known as “full section mechanical cutters” —, are ingenious machines that have revolutionized the world of excavation and construction of tunnels. A TBM not only allows to...

We have patented RingX ®, our revolutionary TBM milling tools that offer an unbeatable combination of efficiency, durability, and precision. RingX ® are achieving great success on numerous excavation sites internationally, including the construction of the Crossrail...

Strade e Autostrade, an Italian online newspaper specializing in transport networks, has published an article on our RingX ®, the innovative TBM cutter ideal for “difficult” geology TBM cutter. Read the summary, or the full article in italian in the PDF version. The...

Exhibiting at the World Tunnel Congress (WTC) in Athens was an exceptional experience, brimming with insights and growth opportunities for the tunnel construction industry. A unique opportunity to connect with industry leaders and individuals: At WTC, we had the...

We’ve recorded very positive results from the experience shared with our partner Globalchimica at WTC 2022. The presence of the largest manufacturers in addition to a friendly and stimulating feeling have granted a condivision of the new incoming projects including...