Empresa de los Ferrocarriles del Estado (abbreviated EFE, lit.

Apart from the company, Chilean Army also built a 60 kilometres (37 mi) small rail line, known to be Puente Alto-El Volcan Railway for Military purpose to safeguard from Argentina attacks, which were opened in 1914 and closed during 1985.

[1][2][3][4] (more translation from es:Empresa de los Ferrocarriles del Estado#Historia to come) A stable political and economic climate allowed EFE to start its largest-ever investment programme during the administration of Ricardo Lagos.

This involved the spending of US$1 billion between 2003 and 2005, in order to increase capacity on commuter networks and improved long-distance services, as well as reconnecting Santiago with Puerto Montt via Temuco.

This situation, triggered investigations from the government, who exposed the crisis of the company due to the administration mistakes.