By getting nearly 3,000 creditors to agree to the deal, the Brazilian construction company will reduce its debt by 40%.
The works on Argentina's main airport are part of a renovation program, which also includes a new control tower and a new parking facility.
The state government authorized recovery works for BR-420 highway and the repaving of a stretch of BA-120 highway.
Funds will serve to finance roads and electrification in the region.
New PPP agreements would have different provisions depending if the dispute is considered a "Technical Dispute" or not. Guest column by Juan I. Ruiz, head of international commercial arbitration and enforcement of arbitral awards, Alfaro-Abogados.
Currently, only one bridge connects both countries, but the construction of a second one recently received the green light from the Brazilian congress.