Rio Barra consortium selected for R$400 million BOT concession to build 16 km-long line 4 to serve the rapidly growing Barra da Tijuca area, which is separated from the old city to the west of the Pedra Branca mountains. Line 4 will start from Jardim Oceanico in Barra and run east through Sao Conrado before tunnelling under the mountains to Joquei Clube, Humaita and Sao Joao. December 1999.
