The initiative entails the rehabilitation of two routes and is being financed through a US$87mn loan from Latin American development bank CAF.
The state auditor said that as many as 27 unauthorized modifications were made in the Autopistas del Café highway concession.
Mexico's Telecomm is asking interested parties to submit their comments on the future tender for the design and operation of a satellite to be developed under a public-private partnership.
The expansion will require an investment of US$31mn and will entail doubling the size of the commercial platform and increasing the number of aircraft parking lots at the Rosario international airport.
The court reportedly saw the claim for non-payment of a concession fee as potentially dangerous to Triunfo's already difficult financial situation.
The new facility required spending of nearly US$9mn and will reduce arsenic levels. The plant will serve the city of Iquique and is expected to be able to treat up to 760 liters per second.