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    • Paolo Kerguel

      Richard James Robbins

      ...ot;, as he has been known to the tunnelling world was actually born into tunnelling. He was the son of James Robb...was only 25 years old when he started managing the 'James S. Robbins...own as a relentless innovator in tunnelling industry. Many technologies u...

      • Robin McAuley

        TBM Y-Parts sourcing: Should you buy your TBM Cutters from TBM Manufacturer or from Independent Manufacturers?

        ...cturer of the TBM you are using or from independent manufactu...ly. The so-called "original" Y-Parts supplied by...y will often deliver and average-to-good level of performance...e TBM manufacturers to sell high-performance Y-parts. The sys...

        • Robin McAuley

          Buying Advice for Bichak-Cutters

          ...t;) are cutters used for boring in soft to medium ground. Basically they are meta...) on the edges which do the digging. Different TBM manufac...the cutter head. Hardfacing welding: In addition to the t...Your check-list before ordering Bicak cutters You can elim...

          • Robin McAuley

            What is the difference between welding, soldering and brazing

              Soldering: Soldering is used to join two or more p...dissimilar metals for soldering to each other are tungsten-ca...its and steel., In soldering, the metals are "glued`...stead, they are sort of "glued" to each other. T...

            • Robin McAuley

              Y-Parts

              Y-Parts is the collective term used for the spare parts used on a Tunnel Boring Machine's (TBM) Cutter Head. These are the parts which are worn most and need replacement most often during a boring operation.

              • Robin McAuley

                Conventional Tunnelling versus Mechanized Tunnelling

                ...hy choose Mechanized Tunnelling over Mechanized Tunnelling? Or vice versa? When to use T...unnel Boring Machine tunnelling method? When to use Drill and...ons. Conventional Tunnelling Refers to creation of unde...mple of Conventional Tunnelling is the 'Drill and Blast&#...

                • Robin McAuley
                  • Robin McAuley

                    Tunnel Boring Machine Definitions

                    WARNING Under construction. Incomplete content   Y-Parts

                    • Paul K. Madsen

                      Ryfast

                      ...west of Norway. Ryfast tunnels connects Stavanger (the fourth largest city in Norway) with the o...l: It lies between the island of Hundvåg and to the south of Tau on...292 meters below the sea level. Hundvåg Tunnel It lies between t...

                      • Robin McAuley

                        How much does a Tunnel Boring Machine (TBM) cost?

                        This is a general guide for how much a Tunnel Boring Machine (TBM) costs. TBM prices always change, but basics remain constant:...the TBM prices. This article gives you the understanding of...t takes time The first thing to know; if your project need...