Pioneering Underground Together

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The Tung Chung Line Extension project in Hongkong achieved its final breakthrough: the 7.11-meter-diameter variable-density TBM Xihe, provided by Herrenknecht, successfully completed…

Facebook 14.08.2026

A major milestone has been reached in Bangkok: the second of two Herrenknecht EPB shields, each with a diameter of 6.55m, has successfully completed its 3.2km drive for the Bangkok…

Facebook 12.08.2026

At Herrenknecht, we know that tunnels are more than just marvels of engineering. They are connectors and destinations, where story and science mix. Ultimately, they are human places,…

Facebook 10.08.2026

Congratulations to Spark North East Link DC JV on the final breakthrough of TBM Gillian at the Melbourne North East Link project, which is jointly funded by the Australian Government…

Facebook 07.08.2026

The tunnel section of the northern route of the Jinan Hangtian Avenue West Extension Yellow River Crossing Tunnel has been successfully completed! Early June, the 15m…

Facebook 05.08.2026

Beyond Under

Das Bild zeigt eine menschliche Figur mit Brille und einen humanoiden Roboter. Der Mensch steht auf der linken Seite, der Roboter auf der rechten Seite, mit einem hellen Hintergrund, der Technologie symbolisiert. Diese Darstellung verdeutlicht die Interaktion zwischen Mensch und künstlicher Intelligenz.

In Tech We Trust?

Why ”Human and Machine“ is first and foremost a question of task sharing

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A conversation between experts

“The Gibraltar Tunnel Is Feasible”

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Future Perspectives

Science-Fiction
enriches foresight
methodologies

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Future Perspectives

Humans in the Anthropocene – what future legacy will we leave behind?

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Progress

Think like a mountain

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Future Perspectives

Under and over:
On the way to a
temporally just city

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Future Perspectives

Surprising stories of subterranean spaces

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Top of mind

Trusted technology in action

Advance for green hydropower energy

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Next Generation, People, Culture

Keeping Sydney moving
for generations
to come

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The future of underground space

Vancouver’s
new subway
tunnels unlock
generational
growth

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The Future Of Underground Space

Digital
site management
in London

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FUTURE PERSPECTIVES

Give water somewhere else to go

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LONG-TERM URBAN DEVELOPMENT

Layers of London

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Portrait of Herrenknecht Australia

Passionate tunnel engineer between continents and time zones

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All set to go

Mission Future
Down Under

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Singapore

Rising to new heights with depth

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Picture of a tunnel tube lined with segments with a construction site worker

Innovation

Technical progress through pioneering spirit

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E-Power Pipe®

E-POWER PIPE® ̶ METHOD INNOVATION FOR PROTECTIVE PIPE INSTALLATION

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Downhole Tools

Game Changer in Horizontal Directional Drilling

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Education and science

Engineers of tomorrow

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Megacities

The city in new dimensions

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Support

Promoting excellence in sport

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Environment and ressources

Optimizing energy consumption in tunnelling

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Media service

All press releases, media information and press pictures of the worldwide operating Herrenknecht Group. If you would like to contact us directly,
our Corporate Communications team is always at your disposal.

To press service

Trade shows & events

19.08. —
20.08.26.

Manila, Philippines

6th Philippine Roads, Bridges & Tunnels Summit 2026

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17.08. —
20.08.26.

Houston, United States

IMAGE 2026

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17.08. —
21.08.26.

Kigali, Rwanda

Water Africa 2026

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24.08. —
27.08.26.

Belo Horizonte, Brazil

Exposibram 2026

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15.09. —
16.09.26.

Mikulov, Czech Republic

CZSTT 2026

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16.09. —
18.09.26.

Hanoi, Vietnam

Contech Vietnam 2026

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15.09. —
18.09.26.

Delhi, India

bauma Conexpo India 2026

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22.09. —
25.09.26.

Hamburg, Germany

Wind Energy 2026

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06.10. —
07.10.26.

London, United Kingdom

BTS Conference & Exhibition 2026

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06.10. —
08.10.26.

Hanoi, Vietnam

Vietnam Rail Tech & Conference (VRT&CON) 2026

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07.10. —
09.10.26.

Salzburg, Austria

Geomechanik Kolloquium 2026

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07.10. —
10.10.26.

Piacenza, Italy

Geofluid 2026

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12.10. —
14.10.26.

Lille, France

AFTES 2026

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21.10. —
23.10.26.

Belgrade, Serbia

Ecofair 2026

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27.10. —
29.10.26.

Sydney, Australia

IMARC 2026

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28.10. —
29.10.26.

Auckland, New Zealand

International No-Dig 2026

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28.10. —
30.10.26.

Durban, South Africa

IMESA 2026

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02.11. —
04.11.26.

Calgary, Canada

No Dig North 2026

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18.11. —
19.11.26.

Berlin, Germany

Infraspree 2026

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24.11. —
26.11.26.

Dortmund, Germany

HEATEXPO 2026

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24.11. —
27.11.26.

Shanghai, China

bauma China 2026

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All Around magazine

TOGETHER IN EVERY DIMENSION

Explore the world of mechanized tunnelling: exciting reports, impressive pictures, interactive animations and video clips.

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Pipeline construction site from above in the shape of a globe

Issue #9 Focus on Pipeline

Along the lifeline pipeline. In any terrain. Efficiently cross under tough key sections.

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Employees underground at a construction site of the Follo Line hard rock project

Issue #8 Hard Rock Tunnelling

In rough environments, the realization of ambitious plans calls for straight solutions and outstanding performance.

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In the foreground, the construction site personnel are discussing a plan in their hands and in the background you can see other employees with two tunnel boring machines

Issue #7 Everything flows

International championship alliance completes world class metro tunnel project in Doha in record time.

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Accessories for tunnel boring machine

Issue #6 The Breakthrough Remanufactury

Re-using premium technology calls for professional remanufacturing. This opens up new potentials for our industry.

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Exhibition booth at bauma 2016 with a crowd of people looking at a green tunnel with high partitions in the background

Issue #5 Pioneering underground together

Bauma 2016: new dimensions in tunnelling.

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Issue #4 Connecting Continents

True teamwork and high tech from Herrenknecht unite Asia and Europe below the sea.

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Boring head of a tunnel boring machine from below with night sky in the background

Issue #3 Frontrunner

Technical progress for more efficient infrastructure.

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A Herrenknecht helmet with gloves lying on a project plan

Issue #2 Services

Individual project solutions for reliable tunnelling.

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Tunnel construction site of a multi-mode TBM with a view underground to the tunnel tube and skyline in the background

Issue #1 Multi-Mode TBM

Trailblazing technology for all ground conditions.

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AVN Machine
The all-rounder for tunnelling in any ground conditions
Soft groundHeterogeneous groundRock
0,4–4,8m

EPB Shield
Fast tunnelling technology with a wide range of applications
Soft ground
Soft ground (clay, silt, loam, low water permeability)
1,7–16m

Mixshield
Safe tunnelling technology for heterogeneous ground
Heterogeneous ground
Sandy and gravelly soils, heterogeneous ground with high water permeability and pressures (sand, gravel, consolidated rock)
4,8–19m

Double Shield TBM
Continuous tunnelling at maximum speed
Rock
all types of stable and unstable rock
2,8–14 m

Multi-mode TBM
Flexible machine technology for highly variable ground conditions
Heterogeneous groundRockSoft ground
Variable grounds along one tunnel alignment
2,4–19m

Variable Density TBM
The hybrid universal solution for tunnelling in unconsolidated rock
Soft groundHeterogeneous ground

Single Shield TBM
Fast tunnelling in changing rock conditions
Rock
Soft, brittle rock up to the hardest rock
1,5–14m

Gripper TBM
Experts for extremely hard rock
Rock
hard, stable rock such as granite, gneiss or basalt
2–12,5m

HDD Rig
Powerful horizontal directional drilling technology for trenchless pipeline installation
Soft groundRock
(relatively stable grounds are a prerequisite)
0,2–2m (8 – 80“)

Direct Pipe®
One-step pipeline installation
Soft groundHeterogeneous groundRock
0,8–1,5m (30–60“)

Pipe Express®
The semi-trenchless construction method for pipeline installation
Soft groundHeterogeneous ground
Soft and heterogeneous ground (clay, silt, loam, sand, gravel, also under groundwater)
0,9–1,5 m (36–60“)

E-Power Pipe®
Microtunnelling method innovation for cable installation
Heterogeneous ground

Vertical Shaft Sinking Machine (VSM)
Compact shaft sinking technology for any ground conditions
Soft groundHeterogeneous groundRock
4,5–16m

OFD®
Offshore Foundation Drilling
Soft groundHeterogeneous groundRock

Auger Boring Machine
Top for short drives
Soft groundHeterogeneous groundRock
0,1–1,4m

Partial-face Excavation Machine
Economical tunnelling technology with high flexibility
Soft groundHeterogeneous groundRock
(up to 80MPa)
2–12m

Boxhole Boring Machine (BBM)
Fast construction of slot holes with small diameters
Rock
0,8–1,8m

Mine Lining Vehicle (MLV)
For fast and safe installation of prefabricated linings in underground drifts

Boxhole Backreaming Machine (BBR)
For the economical and safe excavation of ore passes and ventilation shafts
Rock

Reef Boring Machine (RBM)
Highly efficient mechanized reef mining
Rock

Raise Boring Rig (RBR)
Smart & Safe Shaft Boring
Rock
0,3-8m

Lining Lowering System (LLS)
For the mechanized, controlled and safe lining of shafts.

Raise Boring Reaming Heads and Cutting Tools
Boosting reaming efficiency
Rock

Tracked Transport Vehicle (TTV)
For the fast and safe transport of heavy equipment in underground drifts

Downhole Boring Machine (DHBM)
For the precise, fast and safe excavation of vertical blind holes in hard rock
Rock

Shaft Boring Cutterhead (SBC)
Safe and fast full-bottom shaft sinking to depths of 2,000 meters
Rock

Shaft Boring Roadheader (SBR)
Safe and fast full-bottom shaft sinking to depths of 1,600 meters
Rock
Soft to medium-hard consolidated rock
7-12m

Shaft Boring Extension Machine (SBE)
Fast and safe creation of shafts with pilot holes to depths of up to 2,000 meters
Rock
Hard rock

Vertical Shaft Sinking Machine (VSM)
Compact shaft sinking technology for any ground conditions
Soft groundHeterogeneous groundRock
4,5–16m

Shaft Drilling Jumbo (SDJ)
Tailor-made drilling technology for conventional shaft construction
Rock
Medium-hard to hard rock
4–12m

Deep Drilling Rigs
Efficient drilling technology to explore deep energy deposits

SDD-Rig
Method combination for the efficient exploration of oil and gas deposits
Soft groundHeterogeneous groundRock

Tunnel Enlargement System (TES)
Mechanized tunnel enlargement during ongoing rail operations
Rock
All types of stable and unstable rock

Navigation and monitoring
Systematically exactly on course

Process data management
Information systems for more control during tunnelling

Seismic and geological exploration
Better insights, increased safety

Urban Vibro Truck

Segment production systems
Ring by ring with precision

Combisegments®
Professional concrete protection

Rock support equipment
Roof bolting systems – a real safety bonus

Tunnel shutter
Tailor-made tunnel lining solutions

Launching & Receiving Systems
Services and structures perfectly combined

Plants
The silent heroes behind the TBM

Rolling Stock
Efficient, rail-bound transport systems for smooth jobsite logistics

Switches & platforms
Smoothing the way for traffic in tunnels

Pipe Thruster
Mobile power reserves for pipeline construction
8–60 Zoll

Excavation tools
Durability pays off

Multi-service vehicles (MSV)
Trackless mobility

Separation Technology
Efficient and high separation performance

Belt conveyor systems
Top performance for the removal of excavated material

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Herrenknecht worldwide