TUNNEL TURKEY 2026
Program Program
Program
Symposium program is outlined below. The organizing committee reserves the right to adjust session times and speaker schedules if necessary.
DAY 1, NOVEMBER 12, 2026, THURSDAY
9:00-10:20 Registration
10:20 - 10:30 TURKISH TUNNELLING SOCIETY Prof. Dr. Nuh Bilgin (Chairman of the Board) Opening Speech
Session 1
10:15 - 11:00 GENERAL DIRECTORATE OF INFRASTRUCTURE INVESTMENTS (AYGM) Dr. Yalçın Eyigün (General Manager) New Tunnel Projects, Applied New Strategies and Technologies
11:00 - 11:30 Coffee Break
Session 2
11:30-11:50 GENERAL DIRECTORATE OF STATE WATER WORKS (DSI) Dr. Ayhan Koçbay (Head of Geotechnical Dept.) Topic will be determined
11:50-12:10 GENERAL DIRECTORATE OF INFRASTRUCTURE INVESTMENTS (AYGM) Bilal Sayın (Head of Strategy Branch) General Introduction of Körfezray Metro Project
12:10-12:30 DOĞUŞ Gurur Kalaycı (Project Manager) Current Status and Challenges in the Dörtyol-Hassa Tunnels Project, the Longest and Deepest Tunnels in Türkiye
12:30 - 13:30 Lunch
Session 3
13:30-13:50 ISTANBUL TECHNICAL UNIVERSITY (ITU) Prof.Dr. Hanifi Çopur, Prof.Dr. Abdullah Fişne  Applications of TBMs and Ventilation Principles in Gassy Tunnels in Türkiye
13:50-14:10 GÜLERMAK A. Hauler, B. Doğan, K .Szymahska (Warszava-Poland) TBM Tunneling in Methane Environment in the Carpathian Flysch Geological Formation
14:10-14:30 GÜLERMAK İhsan Yağcı, İrem Acar,Mustafa Demir (Izmir-Buca Metro) Hyperbaric Maintenance of TBMs in İzmir-Buca Metro Tunnels
14:30 - 15:00 Coffee Break
Session 4
15:00-15:20 FAMA, Italy Stefania Vittuari New Technology for the Tunnels Subjected to Eartquakes: Anti-Seismic Device for Sealing 
15:20-15:40 AIRONN Efe Ünal Ventilation of Tunnels on the Apron of Istanbul Airport
15:40-16:00 ADEN MÜH., Geoground Ediz Vural Near and Far Ground Reinforcement with Point Chemical Injection
17:00 Closing
20:00 - 23:00 Gala Dinner (By Fee)
DAY 2, NOVEMBER 13, 2026, FRIDAY
09:00 - 10:30 Registration
Session 5
10:30 - 11:00 EPIROC, Drilling Tools AB Saim Bahadır Ergener, Head of Marketing Stability at Depth: Advancing Rock-Reinforcement Teichnology in Deep Mining and Tunnelling
11:00 - 11:30 Coffee Break
Session 6
11:30-11:50 CREG Xiaotian Wang, Germany-China A Critique of CREG TBMs Used in Türkiye and Their Performance  
11:50-12:10 MAPEI Ulaş Aygün, Far East Regional Manager Topic will be determined
12:10-12:30 WIWA, WILLICH, HANY D. Beibajew, S. Kranzlin, H. Baumann Next Level-Controlled Cement - PU İnjection
12:30 - 13:30 Lunch
Session 7
13:30-13:50 GEODESTEK Dr. Anıl Yunatçı  Current Approaches in the Project Life Cycle of Underground Openings: Harmonizing Research, Design, Construction, and Monitoring
13:50-14:10 SYSTRA Mustafa Erdem  Design of a Large TBM Assembly Cavern in Istanbul 
14:10-14:30 TECHNIWELL SPC MAKİNA Özdoğan Anbar  Calculations for Injection Plants to Support TBM Operations
14:30 - 15:00 Coffee Break
Session 8
15:00 - 15:20 IGT Geotechnik und Tunnelbau
Implenia
Zafer Ekici, Hannes Hauer, Türkay Ayten At the Limits of Engineering - Managing Extreme Water Pressures, Large Ground Deformations and Major Fault Zones in the Semmering Base Tunnel (27.3 km.)
15:20 - 15:40 ITA - YM: SYSTRA, ARX A. Marchioni, F. Mangaretto, V. Floria Young Tunneller Award Winning Presentation: A parametric 3D Advanced Numerical Model for Single Shield TBM Simulations
15:40 - 16:00 ITA - YM: SWEDISH NUCLEAR FUEL AND WASTE MANAGEMENT CO. M. Nyzell Young Tunneller Award Winning Presentation: Custom Developed Tunnel Mapping Tool (RoCS) for Data Acquisiton in the Final Repistory for Spent Nuclear Waste in Sweden
16:00 - 16:10 TURKISH TUNNELLING SOC. Prof.Dr. Nuh Bilgin (Chairman of the Board) Closing Speech