Unit for Organic Recovery of Biodegradable Urban Waste in the Nordeste Transmontano region. The main objective of the infrastructure is the recovery and treatment of 10.000 ton / year of BUW (Biodegradable Urban Waste), from the selective collection with biogas energy recovery, as well as the recovery of 55,000 ton / year of MSW (Municipal Solid Waste), produced in 13 municipalities of the region. The contract involves the design, construction and operation of the unit for 5 years, the unit involves an site area of ​​more than 50,000 m2, earthworks of more than 100,000 m3, the construction of gabion retaining walls for the creation of work platform with more than 20,000 m3, as well as the construction of 6 buildings, namely Administrative building, Site control office, Screening and Biodigestion, leachate treatment, Maturation / Composting and Correction.