RATP Dev secures O&M contract for Casablanca Tram, Morocco June 16, 2017 | Middle East & Africa Company News Casa Transport has awarded a 12-year operations and management (O&M) contract to RATP Dev for the Casablanca tram. RATP Dev subsidiary Casa Tram has operated tram Line 1 since it commenced operati... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password