ApronMarking ApronLightSystem DeicingArea ElevatedSurface SurfaceCharacteristics AirportSuppliesService ApronElement AirportHeliport Apron

Diagram - Apron / Apron

Found in AIXM_v.5.1.1.AIXM.AIXM Features.AirportHeliport.Apron package.

1 - Apron.png