Longitudinal enlargement of the overpass in Marechal Gomes da Costa Avenue, from three to five spans, in order to accommodate the new railway platform. The work was performed in stages by the “top-down” method, keeping the upper route in operation. Transverse enlargement of the underpass in Pádua Avenue, in order to accommodate the new railway platform. The work was performed keeping the upper and lower routes in operation. The demolition of the old overpass in Corsário das Ilhas Street was performed in a controlled manner, minimizing the train circulation interruptions in the North Railway. Services Provided: Preliminary Study, Final Design and Technical Assistance. Owner: REFER, EPE.