Société Marseillaise du Tunnel Prado Carénage
ALTPC
Specializing in French tunnel infrastructure, Société Marseillaise du Tunnel... Specializing in French tunnel infrastructure, Société Marseillaise du Tunnel Prado Carénage undertakes both their construction and ongoing management. The company, established in 1989 with its headquarters in Marseille, oversees the operation of prominent tunnels including Prado Carénage, Rège, Prado Sud, and Prado South.