Tunnelling starts on Cairo Metro Line 3 Phase III May 30, 2018 | Middle East & Africa News A consortium of Vinci Construction Grand Projets, Bouygues Travaux Publics, Orascom Construction and Arabco Contractors has started tunnelling works on Phase III of the Cairo Metro Line 3 under a EUR1... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password