Under the 13-month contract, the Ardanuy-led consortium will develop a technical, legal and financial framework for the PPP project, encompassing the construction of infrastructure, maintenance and operation, and the acquisition of rolling stock.

The consortium will also prepare tenders and contractual documents and supervise the promotion of the project to international investors, suppliers, financiers, insurers and other interested parties.

The 17-station line is forecast to carry around 211,000 passengers per day with a journey time of 48 minutes.