12th International Tunnelling and Underground Structures Conference



Ljubljana, Slovenia

Countdown to the event








The Slovenian Society for Underground Structures has the pleasure of inviting you to the 12th International Tunnelling and Underground Structures Conference held on the 21st and 22nd of November 2019 at the Exhibition and Convention Centre in Ljubljana, Slovenia.


This year’s conference session topics cover a full range of underground engineering, including project preparation, technical aspects regarding safety and tunnel equipment, ground investigations and construction of underground structures. For detailed information please download full programme. We reserve the right to change the programme.

More information

By attending the conference chartered engineers and supervising engineers will earn 3 credits for elective content and 1 credit for technical visit, in accordance with the General Legal Act on the continuing vocational training of chartered engineers. Members of the IZS who will participate in the event do not need to specifically apply for credit, as the organizer will submit a form of all the participants to the IZS. Points will be credited to you automatically. All participants will receive a Certificate of Attendance, which also shows credit points for IZS members. Thus, you will not receive additional notifications regarding credit points from the IZS.

Conference languages will be Slovenian and English. Simultaneous translation will be provided.
Thursday, 21 November 2019
Exhibition and Convention Centre, Ljubljana, Urška Hall
08:00–09:00 Registration
09:00–09:15 Welcome Address
Angelo Žigon, President of the SDPG Society
Marko Brezigar, Director 2TDK
09:15–09:20 Opening Address
Samo Križaj, Director SIKA Slovenia, General Sponsor
09:20–09:40 Sascha Schreiner
Use of Shotcrete in Tunneling and Mining
09:40–10:00 Yves Boissonnas
Waterproofing Solutions for Tunnels to Achieve the Required Watertightness and Durability
10:00–10:15 Tina Živec, Erazem Dolžan, Ana Grkman, Julija Fux, Bogomir Celarc, Nejc Mihevc, Vlado Vukadin
Over the Karstic Edge: Geological Challenges in the Design of the 2nd Railway Track Divača – Koper
10:15–10:30 Markus Schmidt, Thomas Richter, Paul Lehmann
Geophysical Karst and Structural Exploration of the Divača–Koper Tunnels and their Integration in BIM
10:30–10:45 Walter Frei
Detection of Karst Dissolution Zones Using Seismic Methods
10:45–10:55 Discussion
10:55–11:15 Coffee break with refreshments
Topic: DESIGN Part 1
11:15–11:30 Gerold Lenz, João Dinis
Ductile Support Systems – Lessons Learned at the Semmering Base Tunnel, Lot SBT1.1
11:30–11:45 Johannes Rodler, Peter Sturm, Robin Ratkic, Daniel Fruhwirt
System Tests of the Tunnel Ventilation – Common Practice in Austria
11:45–12:00 Melanija Huis, Matthias Trauntschnig, Ljubo Žerak, Gerald Zwittnig, Christian Seywald, Peter Strasser, Peter Kastner
Challenges at Refurbishment of Railway Line from Rosenbach to Jesenice
12:00–12:15 Dietmar Bach, Thomas Neumayr
General Refurbishment of the 15.5 km Long Arlberg Tunnel in Austria
12:15–12:25 Discussion
12:25–13:15 Lunch | sponsored by Metrostav
Topic: DESIGN Part 2
13:15–13:30 Peter Jemec, Mitja Jurgele
Drained Pavement Structure in Tunnel
13:30–13:45 Miha Hafner, David Rajšter, Marko Žibert, Ulrich Zorin, Bernard Ženko, Tea Tušar
New Optimization and Decision Support Technologies in Tunnel Design, Operation and Traffic Management
13:45–14:00 Vojkan Jovičić, Elvir Muhić, Mitja Pečovnik
Main Challenges of Design in BIM Environment for Tunnel Pekel on Second Railway Track Maribor–Šentilj
14:00–14:15 Jure Česnik, Marko Žibert, Martin Lah
Advanced Analytics and Data Management in Tunneling
14:15–14:25 Discussion
14:25–14:45 Coffee break
14:45–15:00 Jure Klopčič
Use of NATM in North American Mining Industry
15:00–15:15 Aleš Gothard, Pavel Herman, Václav Pavlovský
Construction of Rail Tunnels and Station Espoonlahti of Helsinki – Espoo Metro
15:15–15:30 Josef Malknecht
Tunnel Dýrafjarðargöng, Iceland a Matter of Challenging Logistic
15:30–15:45 Viktor Wölk
Railways for the World of Tomorrow
15:45–15:55 Discussion and conclusions
16:00–17:30 ROUND TABLE
Public procurement of infrastructure projects; Experiences from Slovenia and abroad
dr. Tomaž Vidic, CEO DARS,
Marko Brezigar, Director 2TDK,
Damir Topolko, Deputy Director DRSI,
Václav Pavlovský, Metrostav, Deputy Director for International Operations, contractor with experience in tendering abroad,
Angelo Žigon, Director Elea iC
17:30–22:00 Networking event with dinner | Pavilion Jurček, Exhibition and Convention Centre, Ljubljana | sponsored by DSI Underground
Friday, 22 November 2019 – CANCELED
Technical Visit
08:00–17:00 Visit to the future second track of the Divača–Koper railway line, portal locations and viaducts along the new access roads. (Lunch is included. The technical visit will only be organised in case of a sufficient number of applications.)

Support the Conference

It is not possible to organize the international conference without the support of companies, therefore we kindly invite you to support the efforts of the Slovenian Society for Underground Structures with a sponsorship. You can choose between sponsorship packages and individual services to present your company to the professional public.

Important Dates

Submission of abstracts
10 May, 2019
Submission of papers
29 July, 2019

Review of papers
30 August, 2019

Submission of revised papers
23 September, 2019

Final acceptance of papers
7 October, 2019

Notice to the authors of the assigned presentation time
8 November, 2019
12th International Tunnelling and Underground Structures Conference
21–22 November, 2019

General sponsor

In cooperation with


Other supporters

More information

+386 1 474 10 00


Exhibition and Convention Centre

Dunajska cesta 18, 1000 Ljubljana, Slovenia

Directions >