San Antonio Port is the most important port of Chile and is located in the central zone of the country, it is the nearest port to the metropolis , Santiago. Its influence area is formed by central Chile and Mendoza province of Argentina. San Antonio Port has the four Gantry cranes existing in the South American Pacific Coast. Besides, it has modern equipment for the transference of cargo and portage: two Gottwald cranes , two Demag cranes, one Level Luffing crane especialized in solid bulk transference, 14 reach stacker cranes and 12 units specialized in the portage of containers. A great advantage of San Antonio Port is its strategic location and excellent access ways: its linked with the capital of the country (only 100 km away), by the Sol Highway, a high speed and double tracks highway. Through De La Fruta Road is linked with the central and south zone of the country . Likewise, it has roads that link San Antonio Port with the surrounding cities of the province of Mendoza Argentina (458 km away). All these factors make that San Antonio Port be the N°1 port of the country: is the N°1 in cargo throughput (9.3 million tons the year 2002), N°1 in liner services callings and farming bulks transference, and also is the leader in transshipment and coastal navigation.