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Innovations to move the industry forward

Video

Unprecedented TBM Diameter Change

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 top-notch engineering. Watch the video to find out more about the ground-breaking process and unique project. Watch Now

A Machine for Every Geology

See which machine is right for your project

Main Beam TBM

Competent Hard Rock

EPBMs

Soft Ground

Crossover

Variable Geology

Double Shield TBM

Fractured Hard Rock

Single Shield TBM

Fractured Rock With Water Inflows

Conveyors
Cutters
Mine Development Machine
Events

NASTT No-Dig

Join experienced Robbins staff April 30-May 4 at the largest trenchless technology conference in the world, NASTT No-Dig in Denver, Colorado. Find out more about our line of Robbins Small Boring Units (SBUs) —game changers in the trenchless industry.

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Events

Bauma 2025

Meet us in Munich April 7-13, where Robbins will be exhibiting at Bauma, the largest construction machinery trade show in the world. Join us in Hall C2, stand 102, and get the latest on our mining and civil tunneling products and projects.

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News

Twin Robbins EPBs make milestones near Taj Mahal

A 6.52 m diameter Robbins EPB completed an intermediate breakthrough into SN Medical College Metro Station. The breakthrough was a significant achievement for the contractor, Afcons Infrastructure – Sam India Consortium, as the machine continues its bore on the 29.40 km Agra Metro Phase 1 project.

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The History of Robbins

Pioneers in the World of Underground Construction

In 1952 James Robbins developed the first modern Tunnel Boring Machine for the Oahe Dam Project in South Dakota, USA. The machine used drag bits and dumbbell-shaped cutters to successfully excavate weak shale rock.

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“The performance of the XRE machine has been very good given the geology we have encountered during the project. We do plan to use Robbins for upcoming projects.”

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