Vinci and Bouygues to build Cairo metro Line 3 Phase 4A April 30, 2015 | Middle East & Africa News Egypt’s National Authority for Tunnels (NAT) has awarded a EUR264-million contract to France-based Vinci Construction Grands Projets and Bouygues Travaux Publics and their Egypt-based joint part... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password