Refers to a person who works with barges.
El gabarrero navegaba por el río, transportando mercancías de un lado a otro como parte de su trabajo diario.
The barge worker sailed along the river, transporting goods from one side to another as part of his daily work.
El gabarrero trabajaba arduamente para transportar la carga a través del río.
The barge worker worked hard to transport the cargo across the river.