Tuesday 13 October 2026

08:30-08:40
Introduction

08:40-09:00
Use of 3d model generated at tunnel front face for geological tunnel face mapping and further developments – case study of TELT CO08
Arnaud HOCHART (Le Bourget Du Lac, France)

09:00-09:20
Artificial intelligence for underground works
Florent ROBERT (Bron, France)

09:20-09:40
Human-Centered Digitalization in Tunnelling
Charlotte KIESELE (Schwanau, Germany)

09:40-10:00
Is it worth implementing a digital twin for road tunnel operation?
Florent ROBERT (Bron, France)

11:00-11:10
Introduction

11:10-11:30
TBM–Soil–Pile Interaction under Steady-State and Transient Conditions: 3D Numerical Modelling and Experimental Validation
Ali ABDALLAH (Bron, France)

11:30-11:50
French Research Project E-PILOT: Static and Dynamic Experimental and numerical studies of Tunnel – Deep foundations interaction
Alain LE KOUBY (Marne La Vallée Cedex 2, France)

11:50-12:10
Analytic method for estimation of settlements of bored tunnels in soft soil
Pierre ARISTAGHES (Guyancourt, France)

12:10-12:30
Modelling of the mechanical behaviour of drifts excavated in the Callovo-Oxfordian claystone
Blaise-Pascal ALLO (Champs Sur Marne, France)

11:00-11:10
Introduction

11:10-11:30
The S-PASS research project: resources and uses of the subsurface in the Grand Paris metropolitan area
Isabelle HALFON (Orléans, France)

11:30-11:50
Planning the Invisible City: Underground Energy Infrastructure as a Strategy for Urban Futures
Antonia CORNARO (Regensdorf, Switzerland)

11:50-12:10
Réutilisation et Reconversion des Espaces Souterrains
Wout BROERE (Delft, The Netherlands)

12:10-12:30
City 10D

14:00-14:10
Introduction

14:10-14:30
General instability in deep underground structures - Considerations and assessment approaches
François LAIGLE (Lyon, France)

14:30-14:50
Integrated 3D SSI modelling - Agnettes station, Line 15 West North, Grand Paris Express
Xuan-Phu NGUYEN (Saint Ouen, France)

14:50-15:10
Shotcrete Support Systems: Key Lessons from 20 Years of Application and Monitoring at Andra’s Underground Research Laboratory
Jad ZGHONDI (Chatenay Malabry, France)

15:10-15:30
From Field to Model: Optimized Design of Support and Lining Systems in Complex Geological Settings – The Lyon–Turin Case Study
Thomas ROSSI (Lyon, France)

14:00-14:10
Introduction

14:10-14:30
Kwu Tung station on East Rail Line in Hong-Kong: Build a new underground station on top of a running Railway line
Ludovic JEANNE (Mid-Levels, Hong Kong)

14:30-14:50
Engineering a new underground infrastructure in Marseille: Design of a New Tunnel and Station for the Future Côte d’Azur Line
Francis LANQUETTE (Paris 12Ème, France)

14:50-15:10
Service shafts of Grand Paris Express Line 18-3A: Design, optimization and construction methods of the structures
Clement GAUDRY (Paris, France)

15:10-15:30
The new underground Rail link between the central station and Geneva Airport, Switzerland
Jordi ILLA CAMOS

16:30-16:40
Introduction

16:40-17:00
Fire safety in tunnels during construction phase: contributions from R&D
Come LECLERC

17:00-17:20
Ventilation of construction sites during Grand Paris Express system works
Luc FOURNIER

17:20-17:40
Acculturation of emergency services to underground interventions during construction work on Line C of the Toulouse metropolitan subway system
Bastien ESCANDE

17:40-18:00
Study on the influence of the water mist system on the dust distribution characteristics during tunnel excavation
Yunxiao XIN (Xi'an, China)

16:30–16:40
Introduction

16:40–17:00
Underground works: a fertile ground for innovative contractual practices
Frédéric BERJOT LE BRETON

17:00–17:20
Requirements management in a metro Design & Build contract: Grand Paris Express, Line 15 West, South section
Gerardo TORRES (Saint-Ouen-Sur-Seine, France)

17:20–17:40
Adaptation of Design & Engineer in charge contracts to the specific features of underground works
Maud MACARY (Lyon, France)

17:40–18:00
GT 25

EUROPEAN SESSION: PROJECTS AND PERSPECTIVES