this posadas-encarnación service links the cities of posadas in the argentine province of misiones to the city of encarnación in paraguay. it was opened in 2014 and is operated by "casimiro zbikoski s.a." under the authority of the state-owned trenes argentinos using dutch wadloper rolling stock. it currently carries 8,000 passengers daily and expansions are being considered as the service is already reaching its maximum capacity.