The legal action will focus on alleged contract breaches in the dredging of the Magdalena river and also alleged bribes to win the Ruta del Sol II highway contract.
People who lost their homes have began protesting for water services as floodwaters receded from the country's most severe rain season in 50 years, even as state water company Sedapal moved ahead with construction of reservoirs and pipelines.
The state governor met with the country's transport minister to present three projects that his administration has deemed as strategic for Zacatecas.
A new PPP contract will be tendered in 2018 and works are expected to be completed by 2022.
The logistics giant's Latin American supply chain division has begun the process of acquiring control of Brazil-based Polar Transportes.
Authorities receive offers for a concession contract at Diego Aracena airport, which serves the city of Iquique.
Contracts for three projects will be awarded to modernize road infrastructure in the western Chiriquí province.
The finance ministry sent a delegation to the Asian country in search of financing for key railway, energy and social housing projects.