MANAGEMENT ASPECTS ON CIVIL CONSTRUCTION WASTE IN SAO PAULO CITY - BRAZIL

摘要

Sao Paulo is one of the biggest cities in the world, with a population of 10.434.000 people, according to the 2000 Census. The amount of waste generated in construction and demolition of buildings makes their management a very complicated issue. The companies that perform the waste-removing services, the carters, are getting organized around the Selection and Transfer Areas (STA), as a mean to set a destination for the collected material. Recently, due to Resolucao CONAMA-307, an specific resolution on construction an demolition residues on a national basis, established by the National Environment Council, which demands a management plan on every Brazilian municipality, with reutilization and recycling goals, STAs are being equipped with crusher and sieve, as a mean to provide the classificated material to be utilized as aggregate in pavement, as much as in non-structural concrete. In this paper, Sao Paulo city's Municipality requirements for operating of Selection and Transfer Area of Jacana (North Side of the city) are presented, showing the process of selection and segregation of the returnable materials in this STA. Lastly, it also presents the newly implanted system to crush concrete, mortar and ceramic material, to obtain aggregate utilized in pavement and non-structural concrete making.