First was a Western division (from Corinto to Puerto Momotombo at Lake Managua, passengers to Managua had to change to a steamboat), then the Eastern division from Managua to Granada and finally a Central division connecting these two (thus eliminating the need for steamboats). In the following years, several branch lines were built.
The trip started with a Western division (from Corinto to Puerto Momotombo at Lake Managua, passengers had to switch to a steamboat), followed by an Eastern division from Managua to Granada and finally a Central division linking these two points (thus avoiding the need for steamboats). In later years, several branch lines were established.