Good work speaks
for itself. With us
in many languages.

Our international project references.



Knowledge and experience are the basis for competence, which are indispensable for consulting engineers in tunneling. For an expertise, which Maidl Tunnelconsultants has proven in over 200 international projects, including some highlights in the history of tunneling. A selection of recent and past projects highlights the scope of the MTC spectrum.

Seattle Alaska Highway Tunnel

Seattle Alaskan Way Viaduct Replacement Tunnel

Think Big Bertha (EPB D=17,45 m)

In the operation of the biggest EPB shield machine in Seattle, Maidl Tunnelconsultants supports the insurance company as expert with damage assessment and root cause analysis. Forensic engineering on the highest level.

Follo Line – Norway

Four double shields

The Follo Project is the current most extensive transportation project in Norway, one of the biggest of its kind in Europe. The four working machines excavate a tunnel of 18 km length and a diameter of 9.96m. Maidl Tunnelconsultants supplies the structural analysis of the segmental lining and crossways as well as the data management for the TBMs and segment fabrication with PROCON II.

Follo Line
Albvorlandtunnel

Albvorlandtunnel, PFA2.1 A/B, Batch 2

Part 1 of the Wendlingen-Ulm Route

The implemented design of the two single-track railway tunnels constructed with shotcrete and TBMs with a corresponding length of 8,176 m and a diameter of 10.87 m are verified by Maidl Tunnelconsultants as expert of the railway department.


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Expertise black on white.



You can also find out about our know-how in numerous books published in German and English. For purchasing selected publications please use the link to the suppliers.

Maschineller Tunnelbau im Schildvortrieb

Maschineller Tunnelbau im Schildvortrieb

Issue 2011
Authors: Maidl, Bernhard; Herrenknecht, Martin; Maidl, Ulrich; Wehrmeyer, Gerhard
Format: Hardcover, E-Book

Maschineller Tunnelbau im Schildvortrieb

Hardrock Tunnel Boring Machines

Issue 2008
Authors: Maidl, B.; Schmid, L.; Ritz, W.; Herrenknecht, M.
Format: Hardcover, E-Book

Der Eurotunnel

Der Eurotunnel - Geschichte,Planung, Bau und Betrieb

Issue 1995
Authors: Maidl, B.; Maidl, U.; Einck, H.B


Maschineller Tunnelbau im Schildvortrieb

Handbook of Tunnel Engineering I - Structures and Methods

Issue 2013
Authors: Maidl, B.; Schmid, L.; Ritz, W.; Herrenknecht, M.
Format: Hardcover, E-Book

Maschineller Tunnelbau im Schildvortrieb

Handbook of Tunnel Engineering II – Basics and Additional Services for Design and Construction

Issue 2014
Authors: Maidl, B., Thewes, M.; Maidl, U
Format: Hardcover, E-Book

Maschineller Tunnelbau im Schildvortrieb

Mechanised Shield Tunnelling

Issue 2012
Authors: Maidl, B.; Herrenknecht, M.; Maidl, U.; Wehrmeyer, G.
Format: Hardcover, E-Book