BESSAC, a company specialized in the field of tunnels and microtunnels, has 40 years of experience in underground works, in various applications.

Bessac

Key Points

des équipes très spécialisées, mobiles et réactives

Highly specialized teams, able to mobilize and respond quickly

tunneliers

A fleet of more than 40 TBMs and MicroTBMs

innovation

Strong capacity for innovation

Impact

collaborateurs

250 collaborators

tunnels-realises

100 km of tunnels in 10 years

micro-tunnels

90+ km of microtunnels in 10 years

chiffre-d-affaire

70% of annual turnover made for export

Business Sectors

  • Subway
  • Oil & Gas
  • Water & Sewerage
  • Nuclear
  • Mining
  • Maritime Works
  • Energy
  • Technical Galleries

Our History

A Half-Century of Tunnels

2018

Bessac

Construction of our new headquarters

2013

Winner of the International Tunneling Award with TDM, Hong Kong

2013

2009

2009

Triple certification in Quality, Safety, and Environment, and creation of Bessac Andina in Colombia

2004

Concept and manufacture of the first Bessac EPB TBM for the VL10 Project near Paris in France

2004

2001

2001

First subway project for Bessac, Lot 3, Line B in Toulouse, France

1995

First international project, BEWAG, in Berlin, Germany

1995

1990

1990

Soletanche acquires Bessac

1985

Concept and manufacture of the first Bessac compressed-air TBM for use in a rainwater collection project near Paris in France

1985

1976

1976

Concept and manufacture of the first Bessac non-mechanized TBM for a pedestrian underpass project in Toulouse

Creation of the company BESSAC Jacking & Drilling by Michel Bessac

1975