The new Hamad International Airport’s Passenger Terminal Expansion Project (PTCE) will bring this annual capacity from 35 million to 65 million passengers per year. Meinhardt is providing engineering design services for 3–storey terminal building expansion, concourse D&E, expansion of baggage handling, APM station, substructure for future connection to satellite terminal, underground services tunnel and utilities. The total area of the project is 537,259m².