ANÁLISE DAS ALTERNATIVAS DE GESTÃO DE ESGOTO SANITÁRIO EM CONDOMÍNIOS HORIZONTAIS DO MUNICÍPIO DE RIO VERDE - GO MEDIANTE APLICAÇÃO DO MÉTODO AHP

Abstract

The inexistence of basic sanitation services, especially of the sanitation systems. collection, treatment and final disposal of sanitary sewage results in numerous harms to the public health and the environment. In this sense, there needs to be an efficient management sewage systems in horizontal condominiums. Most condos horizontals are located near expansion zones, green areas and preservation areas permanent, far from the network, hindering access to public sewage services sanitary and water supply. The present work aims to carry out an application of the AHP method to assist the decision-making process of implementing alternatives for management sewage systems in horizontal condominiums in the city of Rio Verde – GO. Through the Google Earth tool, the potential study area belonging to the municipality, obtaining the description of its physical characteristics by the Qgis program. With In this study, it was found that the network system of the condominium + constructed wetlands was the most appropriate alternative for the chosen field of study with 47% representativeness, followed by "Sewer network (condominium) + dissolved air flotation (FAD)" and sewage (condominium) + EEE (condominium) connected to the public network”. It is also noted that the criterion economic and the operating and maintenance costs sub-criterion with higher values ​​of global priorities were decisive in this result. Thus, the AHP method is a tool that helped positively in choosing the best alternative for managing sewage in the selected study area.