The government is pushing ahead with the modernization of its airports while seeking to keep the bioceanic railway project alive.
State-owned rail company EFE is undertaking a study to see if it is feasible to use concessions for rail sector development.
The long-term investments will be carried out during the next decades.
The final design submitted to authorities for approval had a price tag of US$505mn, up from US$465mn in earlier estimates.
Insufficient projects being put up for auction and the lack of foreign exchange protection mechanisms make it likely that next year the dry spell for project financing in Brazil will continue.