Rigas Satiksme announces tram extension and rolling stock procurement plans August 14, 2015 | Europe News Rigas Satiksme, the public transport operator of Riga in Latvia, has announced plans to construct a 3.6-km extension of the tram line to Sporta iela, in the northeast of the city centre. The extension... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password