Expertises
Bessac has mastered the entire tunnel production chain: from TBM concept and manufacture through to completion of tunnel projects.
![Compétences](http://www.bessac.com/wp-content/uploads/2019/05/comptences.jpg)
Key Skills
![jusqu-au-metro-noir](http://www.bessac.com/wp-content/uploads/2019/06/jusqu-au-metro-noir.png)
Proficiency in all size of projects, from MicroTBM to subway
![innovation](http://www.bessac.com/wp-content/uploads/2019/05/innovation-noir.png)
Strong capacity for innovation
![tunneliers](http://www.bessac.com/wp-content/uploads/2019/06/tunneliers-1.png)
All TBM types
![Partout sur la planete](http://www.bessac.com/wp-content/uploads/2019/05/partout_sur_la_planete_noir.png)
Global presence
![](http://www.bessac.com/wp-content/uploads/2019/05/experts_specialises_noir.png)
Specialized teams
![grande-reactivite-noir](http://www.bessac.com/wp-content/uploads/2019/06/grande-reactivite-noir.png)
Highly responsive
The ability to commit to complex projects:
- Constrained urban environments: many projects completed in large global cities
- Variable local contexts: present in some 30+ countries and in all sectors
- Specific geological conditions: proficiency in all excavation techniques
- Time constraints: the ability to rapidly mobilize both equipment and human resources
- But also proficient in small projects
A factory at the heart of an industrial department:
- Manufacture of TBM and their associated materials (backup trains, etc.)
- Design department
- Technical assistance
- Refurbishment, maintenance, and operations
- Innovation and development of specific materials