BESSAC

BESSAC is a subsidiary of VINCI Construction, specialized in the construction of tunnels and microtunnels as well as in the manufacture of equipment for underground works.
BESSAC has been performing underground structures for 50 years to serve a variety of applications including sewers, utility tunnels (electrical networks, drink water, Oil&Gas), sea intakes and outfalls (sewer, desalination plant or energy) and metros.

BESSAC masters of all mechanized tunnelling excavation techniques (slurry microtunnelling machine, earth pressure balanced TBM, slurry TBM, hard rock TBM) and has completed over 80 km of tunnelling and 70 km microtunnelling projects in the last 10 years across 5 continents.

Thanks to our 300 highly specialized collaborators with a strong innovation capability, BESSAC offers the most relevant technical solutions.

Therefore, we have won international awards many times.

With 20 years presence in the African market, BESSAC has been involved with several projects in Ivory Coast, Equatorial Guinea, Senegal, Morocco, and Algeria.

Our recent projects in Africa:
–             Marcory – Metro Abidjan (Ivory Coast): 2950 m Ø1800 microtunnel
–             Abobo – Highway (Ivory Coast): 940 m Ø1800 microtunnel
–             Niangon – Northern Highway (Ivory Coast): 3 x 90 m Ø2000 microtunnel
–             Dakar – Desalination Plant Mamelles (Senegal): 800 m Ø1900 microtunnel
–             Salé – Sea Outfall (Morocco): 800 m Ø1900 microtunnel
–             Bata – Wastewater (Equatorial Guinea): 700 m Ø1600 microtunnel