Robbins

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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

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

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 Portland, Oregon.

Events

WTC 2023

Come join us May 12-18 in Athens, Greece for the ITA-AITES World Tunnel Congress, the premiere event for tunneling and underground construction.

Events

RETC 2023

Join us in Boston June 11-14 at the Rapid Excavation and Tunneling Conference (RETC), the premiere event focusing on developments, technology, trends, and innovations that directly affect the tunneling and underground construction industry.

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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.”

— Andrés Alanís, CEO of RECSA group, contractor for TEP II

See Recent Projects