Renovation of tunnels

Nouvetra operates across the whole of France for rail, road, autoroute and river tunnel renovation works. The workforce is highly skilled in specific and innovative techniques and carries out works on structures in service, fully halted, at short time intervals or with signaling.

Nouvetra pilots major and technically complex sites thanks to its know-how / expertise and its efficient supervisory services.

Have a look at the rehabilitation of the Marceau Drain system (Paris) and the renovation of Sommery Tunnel (Rouen).