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Sin categorizar | 1 June 2023

Tunneling in Turkey: The Esme Salihli Railway

Large diameter tunneling in mixed ground has historically been seen as a challenge, but a recently completed tunnel in Turkey has changed the conversation. [...]

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Large diameter tunneling in mixed ground has historically been seen as a challenge, but a recently completed tunnel in Turkey has changed the conversation. [...]

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News | 21 November 2022

Robbins Double Shield Launches in Nepal

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. [...]

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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. [...]

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Webinars | 31 October 2022

Sustainable Tunneling with Rebuilt TBMs

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. [...]

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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. [...]

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White Papers | 14 September 2022

Non-Circular Tunnel Boring for Underground Mine Development

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 [...]

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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 [...]

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Videos | 22 August 2022

Unprecedented Diameter Change: The Mill Creek Tunnel

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 [...]

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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 [...]

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