Peru's infrastructure needs are increasingly being tackled by mining companies who need better facilities around their operations.
Some designated members of AMLO's future cabinet met with groups that oppose the construction of an international airport on the bed of the former Texcoco lake, east of Mexico City.
The new facility is part of the US$388mn project to modernize Ezeiza airport in Buenos Aires. The works entailed expanding several areas of the cargo terminal, the capacity of which has now been doubled.
While the government will not roll back public works contracts won by companies accused of graft, if such firms wish to participate in future tenders they will have to pass additional checks.
The stretch is one of four to be widened totaling 165km in Bahia state.
The Canadian firm has responded to remarks made by president-elect Andrés Manuel López Obrador (AMLO) earlier this week, after he said that the trains that will serve the so-called Maya rail line could be manufactured in the company's Ciudad Sahagún plant.
ARTF, the country's rail transport regulatory agency, is set to prepare a technical analysis on the project, which is expected to be concluded by the end of November.