SMIG/AML What Role in Metropolitan Planning and Development

This paper describes the method developed and the work done under transversal guidelines that promote the Metropolitan GIS. Adopting New Technologies, acquisition, storing and edition of information concerning the land uses of the 18 Municipalities of Metropolitan Area of Lisbon (AML) are optimised. This way, Metropolitan GIS project of Metropolitan Area of Lisbon (SMIG/AML) is conceived and implemented at Metropolitan Area of Lisbon site. The System's implementation is composed by different phases, those consists, in general, in scanning, digitising, edition and processing. The information is structured in several guidelines: Planning, Land Use Restrictions, Transport and Communications, Waste and Waste Treatment, Sewerage, Water and Energy Supplies, Urban Areas, amongst others. Although this information management maintains a divided structure, this one allows analysis under an integrated regional perspective, which is the ultimate purpose. The aim of this paper is to show the conceptual scheme of SMIG/AML its initial directions as well as the main problems urged during this process, and at the last, the state of art.