Hello. this type of operations are very usual in Argentinian Coast, both for Importation as for exportation of diferents types of Fuels.
The problem is the draft inside the Parana River and ports there.

Wow what a maze of pipes and connections awesome shot well done.This is something we don,t get to see up here other than the big bulker ship to ship transfers that are done in the Gulf Of St.Lawrence and then they are to far out to see.