The country has two main mountain ranges along both coasts from the USA down to the Tehuantepec Isthmus near Guatemala. Rates are set by transportation companies and users. The transportation companies are privately owned.
Local offices handle cargo originated in the area.
It has been recently improved with high capacity rails. The tractive equipment is limited since routes are long and slopes high. Rate is set by the government. The company is also owned by the government. Future improvements include the introduction of connecting lines between the main tracks to reduce traffic problems.