Aplicação de metodologia para avaliação de alternativas de intervenção em cursos de água em áreas urbanas: um estudo na Bacia Córrego Engenho Nogueira em Belo Horizonte

Abstract

It is observed there is a tendency to incorporate rivers and urban watercourses on the planning process of cities as opposed to traditional interventions for canalizing and rectification of these waterways by taking hydraulic and sanitary proposes only. On this paper it was used a qualitative methodology, by taking basic figures that comprise aspect hydrological / hydraulic, environmental, sanitary and socials in order to evaluate the work sites of Cascatinha stream revitalization (Engenho Nogueira waterway affluent), on the Parque do Lazer vicinity in Caiçara District, under the City Hall management through the Drenurbs political platform (Recovering environmental program and sanitizing the bottoms vale and natural waterways beds of Belo Horizonte city). The cited methodology integration above and Triz method, a theory that try solving problems in a creative way, has shown favorable on the alternatives construction phase of intervention; those which integrate distinct elements, and assist on the conventional alternatives variants proposition; and during the evaluation selected alternatives stage through the global evaluation method by taking statistic notes and measurements to each indicator, contributing on the comparison and decision making as the best alternative to be implemented.