The US$33mn works are to improve road connections with Chile.
The Caribbean Development Bank will award a US$40mn loan to upgrade and enlarge the island's only airport.
The port has benefitted from increased soy and pulp exports.
Private sector players are considered key, according to a new study.
BNamericas takes a look at the infrastructure implications of the large Central American migrant caravan currently making its way through Mexico towards the US.
Nearly US$40bn in investments is frozen due to unfinished works.