dubai remarkable recovery | dar al handasah at dia: two new concourses The T1-C4 APM is a critical component of the T1 improvement and expansion project for OAL. Passenger Process throughput was determined at 440 passengers every 10 minutes for departure and 1,092 passengers every 10 minutes for arrivals. T1, C4 and the APM linking them are designed to remain in capacity balance with one another so that each individual facility works in conjunction with the other to deliver a comparable level of service when responding to passenger demand levels. The T1-C4 equilibrium would be maintained for anticipated airfield capacity increases and applies to supporting passenger functions including BHS and apron bussing to and from C4 26