With over 400 km of tunnels completed in the past 40 years, including iconic projects such as the Channel Tunnel, the Port of Miami tunnel and the Sydney Airport Link, Bouygues is recognised worldwide as a leader in tunnelling.

Our business lines cover the design, construction, renovation and outfitting of tunnels as well as the excavation of caverns.

Our equipment department specializes in heavy lifting, design and manufacture of special formworks, erection and maintenance of TBMs and launching girders, and engineering of special equipment.

Backed up by our network of academic and industrial partners, Bouygues puts it trust in collective intelligence and provides its expertise over the entire construction value chain.