EcoRodovias announces traffic growth figures for the first two months of 2011 ECORODOVIAS INFRAESTRUTURA E LOGÍSTICA S.A. (BM&FBovespa: ECOR3) hereby informs the market of its concessionaires' preliminary consolidated traffic figures for the first two months of 2011. The results showed here are subjected to eventual updates. Highway Concessions Consolidated traffic in terms of number of equivalent paying vehicles rose 26.5% in the first two months of 2011 compared to the same period of the previous year. Growth in consolidated traffic was 12.0% for commercial vehicles and 39.6% for passenger vehicles. As of February 18, 2010, tariffs on passenger vehicle on Ecopistas began to be charged in both directions. Traffic Volume (vehicles-equivalents - thousand) Comercial Ecovias dos Imigrantes Ecopistas Ecovia Caminho do Mar Ecocataratas Ecosul Rodovias do Sul Total Passanger Ecovias dos Imigrantes Ecopistas Ecovia Caminho do Mar Ecocataratas Ecosul Rodovias do Sul Total Comercial + Passanger Ecovias dos Imigrantes Ecopistas Ecovia Caminho do Mar Ecocataratas Ecosul Rodovias do Sul CONSOLIDATED 2M11 2M10 Var. 3,603 4,088 1,457 2,295 2,247 13,690 3,353 3,441 1,354 2,294 1,785 12,226 7.5% 18.8% 7.7% 0.1% 25.9% 12.0% 6,154 9,008 974 1,834 1,025 18,995 5,543 4,476 955 1,680 957 13,611 11.0% 101.2% 2.0% 9.2% 7.1% 39.6% 9,757 13,095 2,431 4,129 3,272 32,684 8,895 7,917 2,309 3,974 2,742 25,837 9.7% 65.4% 5.3% 3.9% 19.3% 26.5% Note: Vehicles-equivalent is a b asic reference unit used in toll collection statistics in Brazil. Light vehicles, such as passenger vehicles, correspond to one vehicles-equivalent. Heavy vehicles, such as trucks and b uses, are converted into axle-equivalents b y a multiplier applied to the numb er of axles per vehicle, as estab lished in the terms of each concession contract 1 Roberto Koiti Nakagome Investor Relations Officer +55 11 3709 4990 [email protected] http://www.ecorodovias.com.br/ir 2