CAF to start building new Urbos 3 trams in October September 3, 2012 | Europe Company News Spanish train manufacturer CAF will start building 25 new Urbos 3 trams in October 2012 for Centro's Midland metro system between Birmingham and Wolverhampton in the West Midlands, UK. The new trams w... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password