The project entails the widening by 142km of the country's routes 2 and 7.
Works will begin next year, with the initiative being part of an ongoing US$105mn plan to renovate the whole airport.
Rio de Janeiro state government seeks to privatize Cedae to pay off expenses with the proceeds.
This was an issue discussed by a group of experts at the 13th Annual Mexican Energy and Infrastructure Finance Forum in Mexico City.
Pensions watchdog SP is seeking comment on new regulations that govern investment in alternative assets.