THE ROLE OF METROPOLITAN GREEN STRUCTURES. Evolution of the Planning of Metropolitan Santiago between the years 1960-2006

Abstract

The planning of the Metropolitan area of Santiago is a perfect example of how the role of green structures can shape a territorial area. Between the years 1960 and 1994, the constitution of the communes of Santiago are involved in endless regulatory changes that are revealed throughout the territory. It is then recognized that the 1960 Santiago Intercommunal Regulatory Plan (PRIS) is the great promoter of intercommunal territorial planning. Proposing concepts of "Decentralization of activities and services" and planning strategies such as "Control of the growth of cities", all this, in a changing political environment, a Chile at the gates of a Dictatorship. On the other hand, a somewhat contradictory new concept brings the Metropolitan Regulatory Plan of Santiago (PRMS) 1994, seeks in the arrival of Democracy in Chile, promote the growth of communes, establishing "large conurbations" of rings and extension arms urban. The document presents and analyzes the main proposals regarding the green areas of these plans, in addition to their modifications, evolution and changes in the territory.

Keywords: green structure, urban planning, metropolitan area.