Gavio, Vinci eyeing stake in Brazil's EcoRodovias, sources say

SAO PAULO, Dec 1 (Reuters) - Infrastructure companies including Italy's Gruppo Gavio and France's Vinci SA are interested in a stake in toll road operator EcoRodovias Infraestrutura & Logística SA, whose owner needs to raise cash to pay debt, five sources with direct knowledge of the situation said.