Technical Feasibility Study and Development of Alternative Transport Service Concession Models through Standard Concession or Public-Private Partnership (PPP), Modeling and Economic-Financial Evaluation of Alternatives, Selection of the Preferred Alternative, and Support in Draft Bidding Documents for Highways or Highway Stretches BR-040, BR-116, BR-381, and the Belo Horizonte Ring Road (Anel Viário de Belo Horizonte). Client: FDTE/BNDES