Large diameter tunneling in mixed ground has historically been seen as a challenge, but a recently completed tunnel in Turkey has changed the conversation. [...]
Large diameter tunneling in mixed ground has historically been seen as a challenge, but a recently completed tunnel in Turkey has changed the conversation. [...]
China Overseas Engineering Group Co. Ltd and China Railway No. 2 Engineering Group Co Ltd celebrated the launch of a 6.4 m diameter Robbins Double Shield TBM. [...]
China Overseas Engineering Group Co. Ltd and China Railway No. 2 Engineering Group Co Ltd celebrated the launch of a 6.4 m diameter Robbins Double Shield TBM. [...]
In this complimentary, 60-minute webinar recording we discuss rebuilt TBMs as a key to sustainable tunneling with Doug Harding, Robbins Vice President, and Christian Heinz, Project Manager for J.F. Shea. [...]
In this complimentary, 60-minute webinar recording we discuss rebuilt TBMs as a key to sustainable tunneling with Doug Harding, Robbins Vice President, and Christian Heinz, Project Manager for J.F. Shea. [...]
A novel type of non-circular boring machine is answering a need of many underground mines with its ability to cut a rectangular profile in hard rock. This cross section allows for use of typical mine trucks and other rubber-tired mine vehicles. It provide [...]
A novel type of non-circular boring machine is answering a need of many underground mines with its ability to cut a rectangular profile in hard rock. This cross section allows for use of typical mine trucks and other rubber-tired mine vehicles. It provide [...]
At the Mill Creek Drainage Relief Tunnel in Dallas, Texas, USA, a Robbins Main Beam TBM underwent an in-tunnel diameter change for the first time in the industry. The machine went from 11.6 m diameter to 9.9 m diameter through teamwork, perseverance, and [...]
At the Mill Creek Drainage Relief Tunnel in Dallas, Texas, USA, a Robbins Main Beam TBM underwent an in-tunnel diameter change for the first time in the industry. The machine went from 11.6 m diameter to 9.9 m diameter through teamwork, perseverance, and [...]