Comparação econômica de estruturas de concreto para edifícios

Abstract

All the direct and indirect costs should be taken considered while choosing for a structural system. This paper´s main goal is to calculate and show all the cost due materials, labor and contractors demanded by a structural system, also the indirect costs due layout changes demanded by the it.The methodology used was the research for data on 19 worksites in Fortaleza, then the consumption rates were calculated, so at last the system studied in this paper were analysed comparing each other.The analysis was made in 2 diferent moments, first assuming only the cost of materials, labor and contrantors, and at the end, besides the direct costs, all the cost due addition on the ceiling demanded by each system. At the end of this paper, it was clear that a economic analysis can genarate valuable data when choosing a structural system, guaranteeing or compromising the future of the enterpise.