The object of this research, is identify and quantify the Public Architecture of some cities near form the city of São Paulo (Santo André, São Bernardo do Campo e São Caetano do Sul), during the years of 1960 till 1973. This research looks to realize a documental reference for new researchs, and to help in process of preservation, and the most important, give a new value to the buildings studied in this work. In the case and period studied, the documentatin is very important, because shows, in general lines, a production that is part of what is called "Arquitetura Brutalista Paulista".