ANÁLISE DA VIABILIDADE DA CONSTRUÇÃO DE UM ATERRO SANITÁRIO NO MUNICÍPIO DE RANCHARIA (SP) POR MEIO DE ENGENHARIA ECONÔMICA

This study aimed to analyze the feasibility of building a landfill in the municipality of Rancharia - SP, aiming to meet the standards established by the National Solid Waste Policy (PNRS), reduce costs with the proper disposal of waste, eradicate environmental pollution and avoid possible penalties imposed by the Environmental Company of the State of Sao Paulo (Cetesb). A quantitative approach was carried out to verify the economic viability of investment alternatives, with the application of Economic Engineering methods, such as the Net Present Value (NPV) method. The necessary information for the analysis, regarding the projections of solid waste generation by the municipality of Rancharia, the costs of outsourcing the proper disposal of waste, the costs of the life cycle stages of a landfill, were raised through research bibliographic and documentary. Thus, it was concluded that the construction of a sanitary landfill in the municipality under study is the most economically profitable alternative, and may present better returns with financing, whose rates are lower than the opportunity cost, as well as with the implementation of systems efficient collection of recyclable materials.