The new Doha International Airport’s Passenger Terminal Expansion Project (PTCE) will bring the annual capacity from 24 million to 53 million passengers per year. Meinhardt is providing engineering design services for 3-storey terminal building expansion, concourse D&E, expansion of baggage handling, terminal metro station, substructure for future connection to satellite terminal, underground services tunnel and utilities. Total area of 537,259 sqm.