Tunnel Day

The Austrian National Committee of the ITA (International Tunneling Association) organizes the Austrian Tunnel Day in conjunction with the Geomechanics Colloquium. The Tunnel Day focuses on presenting the latest state of the art of Austrian and international engineering concepts in design and construction.

Recent creative developments in design, construction, and operating methods in tunnelling are presented.

The application of those new design and construction concepts will promote further innovation in future tunnelling projects.

12th Austrian Tunnel day, 10/07/2020

On Wednesday, October 07th, 2020, the 12th Austrian Tunnel day will take place.

The sessions topics are:

  • Service and maintenance works
  • International large projects
  • NATM – Highlights and Challenges
  • Geotechnical relevant Natural Hazards

Participation is only possible in combination with the Geomechanics Colloquium.

The final program with all lectures you can find below at the program survey.

Submission Innovation price

Here you can find information about participating in the competition: (only availabe in german)

Innovationspreis Tunneltag

Dinner at the fortress

In the evening, a dinner will be held in the Hohensalzburg Fortress for the participants of the Tunnel Day (costs € 45 per person).

Geomechanics Colloquium

The annual Geomechanics Colloquium has developed as an important meeting point for experts in Central Europe. The event with the associated exhibition usually attracts over 900 participants annually, making it one of the largest annual events in the field of geomechanics worldwide.

VIRTUAL 69th Geomechanics Colloquium / Johann Golser Colloquium

October 7th-9th, 2020

The 69th Geomechanics Colloquium "Johann Golser Colloquium" will take place virtually this year for the first time, due to the Corona cirsis. 

The sessions topics are:

  • NATM – Highlights and Challenges
  • Service and maintenance works
  • Geotechnical relevant Natural Hazards​​​​​​​
  • International large projects​​​​​​​​​​​​​​

Important dates

  • Submission of abstracts (deadline expired)
  • Submission paper:  (deadline expired)
  • from October 1st higher registration fees

All lectures will be held as a LIVE stream. Lecturers, participants and session chairs are live.

Questions of participants can be asked via chat. These are coordinated by the session chairmen and  passed on orally to the lecturer, to be able to respond them after the presentation.

The webinar can be started via our website and must be done using the Chrome or Firefox browser to ensure good functionality.

After registration, the participants will receive their personal access data (registration code) with which they are able log in to the webinar as soon as it is activated.

All presentations are saved and remain available for registered participants (with access code) even after the live stream until the end of the year (sound and presentation only).

Proceedings (Geomechanics and Tunneling - Issue 5 and Issue 6 - for members included) of the Virtual Geomechanics Colloquium 2020 can be ordered additionally for small fee.

Program survey

The VIRTUAL COLLOQUIUM will take place from Wednesday, October 7, 2020, 2 p.m. to Friday, October 9, 2020, until 12:00 p.m.

The schedule may change slightly.

Download Program

Here you can download the Conference Programm

More Information

Chamber concert

The state and city of Salzburg invite the participants and their accompanying persons to a chamber concert on Thursday evening.

The invitation to the chamber concert will be enclosed with the conference documents.

Congress dinner

After the chamber concert, the Austrian Society for Geomechanics invites all participants and their accompanying persons to the congress dinner in the Stieglkeller Salzburg.

Earliest entry: 7 p.m.

Address: Festungsgasse 10 (after the funicular to the fortress), 5020 Salzburg


An technical field trip will take place on Saturday, October 10th.

More information soon.


On Thursday, October 8th, we are offering accompanying persons the following social program:

The Attersee is the largest lake in the Salzkammergut and, thanks to its turquoise blue water of drinking water quality, is one of the most popular bathing lakes in Austria. In addition to various sports opportunities, the region also offers numerous  attractions.

First, our tour leads to the beautiful late Gothic parish church of Gampern, where you can admire one of the three most famous Gothic winged altars in Upper Austria.

Then we go to Seewalchen where we visit the Gexi Tostmann traditional costume museum.

Afterwards we enjoy a walk on the promenade with a view of the lake, passing Villa Paulick, a historic summer villa that is a listed building.

A visit to the Klimt center in Schörfling, a walk on the Klimt theme trail, in the Klimt garden and a boat trip on Lake Attersee open up the Klimt trails and its impressive motifs on land and from the sea side.

Of course, lunch as well as coffee and cake are also provided.


All contributions will be held this year in the language chosen by the lecturer. There is no simultaneous translation. In the proceedings you will find the articles in English and German.


The conference languages for the tunnel day and the geomechanics colloquium are German and English.

Simultaneous translations are available.

You will find the headsets to the left of the entrance to the "Europa hall".

Die Proceedings sind in den Heften 5 und 6 unserer Vereinszeitschrift "Geomechanik und Tunnelbau" abgedruckt. Mitglieder erhalten diese automatisch. 

Die Teilnahmegebühr beinhaltet die Teilnahme an der Tagung und der Fachausstellung, die Tagungstasche, das Mittagsbuffet, das Kongressdinner sowie das Kammerkonzert am Donnerstag.

Als "Studenten" (ermäßigte Teilnahmegebühr) gelten nur Personen unter 26 Jahren, welche kein geregeltes, einkommensteuerpflichtiges Einkommen beziehen. Doktoratsstudenten sind von der Ermäßigung ausgenommen.

Ihr Namensschild (Teilnehmerkarte) wowie alle anderen Tagungsunterlagen erhalten Sie ausschließlich am Tagungsschalter im Kongresszentrum (es werden KEINE Teilnehmerunterlagen verschickt!).

The price includes:

The geomechanics colloquium and the tunnel day will be held in the "Salzburg Congress" congress center (Auerspergstraße 6, 5020 Salzburg, Mirabellgarten entrance), which is located near the city center.

Salzburg is known worldwide for its dreamlike old town and the cultural offer.


The geomechanics colloquium and the tunnel day will be held in the "Salzburg Congress" congress center (Auerspergstraße 6, 5020 Salzburg, Mirabellgarten entrance), which is located near the city center.

Salzburg is a household name worldwide due to its beautiful old town and cultural offerings.

Paricipation fees

Proposed Fees Regular Members Retirees Students
VIRTUAL COLLOQUIUM (Standard price 01.07.2020 - 30.09.2020) * 150 € 120 € 100 € 0 €
VIRTUAL COLLOQUIUM (Direct registration 01.10.2020 - 31.12.2020) * 170 € 150 € 120 € 50 €
* incl. 10% VAT
** incl. 20% VAT

The proceedings will be printed in issues 5 and 6 of our association magazine "Geomechanics and Tunnelling". Members receive this automatically.


The organizer of the Geomechanics Colloquium

Austrian Society for Geomechanics

Innsbrucker Bundesstraße 67
5020 Salzburg
Tel: +43 662 875519
Mobil: +43 664 8128990
E-Mail: salzburg@oegg.at
Web: oegg.at

More informationen tho the society you can find here.