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    About 134 results (0.19s) 
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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    Leading manufacturers of Dual-Mode (or Crossover) Tunnel Boring Machines (TBMs) include Herrenknecht AG, Robbins (a subsidiary of NHI), and NHI Global. These machines are designed for complex, mixed-ground geology, allowing operators to switch between modes—such as Earth Pressure Balance (EPB) and Hard Rock (Gripper/Single Shield)—without complex mechanical modifications. 
    Key Dual-Mode TBM Manufacturers 
    • Herrenknecht AG: The market leader, Herrenknecht offers "Variable Density" TBMs that combine slurry and EPB modes seamlessly, along with Multi-mode machines designed to tackle varying geotechnical conditions.
    • The Robbins Company (NHI): Renowned for "Crossover" (XRE) machines, which function as both EPB and Single Shield hard rock machines, specifically for projects traversing both soft soil and hard rock.
    • NHI Global: Manufactures versatile Dual Mode TBMs suitable for diverse, non-homogeneous formations.
    • TunnelPro: Specializes in dual-mode machines that combine single-shield EPB and hard rock capabilities, allowing quick transitions between modes. 
    Main Dual-Mode Types 
    • EPB/Hard Rock: Suited for soft ground, mixed face, and stable rock.
    • Slurry/EPB (Variable Density): Ideal for switching between slurry-supported excavation in permeable soils and soft ground.
    • Double Shield/Single Shield: Designed for varying geological conditions requiring high-performance lining installation. 
    These machines ensure efficiency in changing conditions by utilizing a single TBM structure that can adapt from active excavation face support in soft soil to standard mode in stable rock. 
    • Dual Mode Tunnel Boring Machine - NHI Global
      Dual Mode Tunnel Boring Machine | Industrial Equipment Manufacturer - NHI Global.
      www.nhiglobalequip.com
    • Crossover Machines - The Robbins Company
      Standing for a Crossover (X) between Rock (R) and EPB (E), the XRE has been designed and deployed by Robbins on multiple projects ...
      The Robbins Company
    • Variable Density TBM
      For standard machines, from Mixshield to EPB, switching from slurry-supported to EPB mode requires extensive modifications and pro...
      3:23
      Herrenknecht AG
    • Dual Mode | TunnelPro
      Dual Mode TBMs. Dual Mode machines are a combination of single-shield EPB and hard rock TBMs, and are intended for projects with h...
      TunnelPro
    • Herrenknecht – Pioneering Underground Together
      Feb 12, 2026 — * Tunnelling Products. * AVN Machine. * EPB Shield. * Mixshield. * Double Shield TBM. * Multi-mode TBM. * Variable Density TBM. * ...
      Herrenknecht AG
    • Dual Mode | Tunnel PRO
      Dual Mode | Tunnel PRO. ... Dual Mode machines are a combination of single-shield EPB and hard rock TBMs, and are intended for pro...
      TunnelPro
    • Double Shield TBM - The Robbins Company
      STANDARD FEATURES ON ALL ROBBINS DOUBLE SHIELD TBMS: * Flat, low profile cutterhead to enhance face support in broken rock. * Rece...
      www.robbinstbm.com
    • Herrenknecht - Wikipedia
      Herrenknecht AG is a German company that manufactures tunnel boring machines (TBMs). Headquartered in Allmannsweier, Schwanau, Bad...
      Wikipedia
    • Dual Mode Tunnel Boring Machine - NHI Global
      Dual Mode Tunnel Boring Machine | Industrial Equipment Manufacturer - NHI Global.
      www.nhiglobalequip.com
    • Crossover Machines - The Robbins Company
      Standing for a Crossover (X) between Rock (R) and EPB (E), the XRE has been designed and deployed by Robbins on multiple projects ...
      The Robbins Company
    • Variable Density TBM
      For standard machines, from Mixshield to EPB, switching from slurry-supported to EPB mode requires extensive modifications and pro...
      3:23
      Herrenknecht AG
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    Web results

    Dual Mode Tunnel Boring Machine - NHI Global


    nhiglobalequip.com
    https://www.nhiglobalequip.com › product › dual-mod...
    nhiglobalequip.com
    https://www.nhiglobalequip.com › product › dual-mod...
    Choose NHI Dual Mode Tunnel Boring Machine for high-efficiency industrial performance, we offer durable, customizable solutions with global EPC/OEM support.
    Dual-Mode Tbm Manufacturer from www.nhiglobalequip.com

    Double Shield TBM


    Herrenknecht AG
    https://www.herrenknecht.com › products › productdetail
    Herrenknecht AG
    https://www.herrenknecht.com › products › productdetail
    Double Shield TBMs are among the most technically sophisticated tunnel boring machines. They combine the functional principles of Gripper and Single Shield TBMs ...Read more

    Dual Mode


    TunnelPro
    https://tunnelpro.it › dual-mode
    TunnelPro
    https://tunnelpro.it › dual-mode
    Dual Mode machines are a combination of single-shield EPB and hard rock TBMs, and are intended for projects with highly variable and non-homogeneous ...Read more
    Missing: Manufacturer ‎| Show results with: Manufacturer
    Skip digging, start guided research

    Web results

    Crossover Machines - Robbins


    The Robbins Company
    https://www.robbinstbm.com › tunnel-boring-machines
    The Robbins Company
    https://www.robbinstbm.com › tunnel-boring-machines
    Robbins Crossover TBMs are designed to cross between ground conditions that would typically require multiple machines.Read more
    Missing: Manufacturer ‎| Show results with: Manufacturer

    6m-dual-mode-for-cable


    tunnel-boring.com
    https://tunnel-boring.com › industry
    tunnel-boring.com
    https://tunnel-boring.com › industry
    We provide top-tier TBM Shield Machine solutions designed for efficiency and safety. Our equipment is rigorously tested to meet international standards. Key ...Read more

    Dual Mode, “Crossover” Type Tunnel Boring Machines


    The Robbins Company
    https://www.robbinstbm.com › crossover-tbms-atc
    The Robbins Company
    https://www.robbinstbm.com › crossover-tbms-atc
    May 20, 2015 — This paper will explore modern trends in mixed ground TBM tunnelling, including Crossover EPB/Rock Designs that could be applied to the weak/soft rock.Read more
    Missing: Manufacturer ‎| Show results with: Manufacturer

    Variable Density TBM


    Herrenknecht AG
    https://www.herrenknecht.com › products › productdetail
    Herrenknecht AG
    https://www.herrenknecht.com › products › productdetail
    The innovative Variable Density TBM is the ideal tunnel boring machine for tunnel alignments in complex, highly variable ground conditions.Read more
    Videos
    Shielded Hard Rock TBMs
    YouTube · Herrenknecht AG
    Oct 10, 2024
    YouTube · Herrenknecht AG
    8:52
    Single shield TBMs are all-rounders for tunneling in solid rock, transferring boring forces to segments via thrust cylinders.
    Herrenknecht AG
    YouTube·
    Oct 10, 2024

    Shielded Hard Rock TBMs

    YouTube·Herrenknecht AG·Oct 10, 2024
    YouTube
    A Herrenknecht Double Shield TBM is explained in this short ...
    Facebook · tunnel.engineering
    Apr 23, 2020
    Facebook · tunnel.engineering
    1:01
    Double Shield TBM
    YouTube · Herrenknecht AG
    Jul 16, 2015
    YouTube · Herrenknecht AG
    13:33
    Double shield TBMs combine gripper principle and segment lining, excavating and lining 1.7m sections in under 30 minutes.
    Herrenknecht AG
    YouTube·
    Jul 16, 2015

    Double Shield TBM

    YouTube·Herrenknecht AG·Jul 16, 2015
    YouTube
    In this video
    • 02:03
      Machine concept
    • 03:00
      Backup system
    • 04:19
      Segment installation during excavation process
    • 04:52
      Regrip cycle
    • 06:26
      Cutterhead drive
    • 07:19
      Cutterhead displacement
    • 08:29
      Torque support cylinders
    • 09:35
      Cutter head
    • 11:38
      Segment feeder
    • 12:36
      About Herrenknecht
    View all

    Web results

    What is a dual-mode TBM? Types, technical features, and ...


    LANHI Equipment
    https://www.lanhiequipment.com › news
    LANHI Equipment
    https://www.lanhiequipment.com › news
    Aug 26, 2025 — A dual-mode tunnel boring machine (DTM) is a full-face tunnel construction machine developed in the tunnel engineering field to address complex ...Read more
    Missing: Manufacturer ‎| Show results with: Manufacturer
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