GM was awarded the preliminary design for the airport’s mechanical systems including HVAC system for all the buildings and aircraft fuel distribution and supply systems. HVAC design was carried out for all the original 19 buildings of the project. In this work, a variety of technical solutions have been used: using chilled water plants, direct expansion systems, large, medium and small air treatment units associated with VAV or fan-coil systems for indoor air conditioning. Total air-conditioned space: 105000m²