| Navn | Type | Lengde | Multiplisitet | 
                
                    
                        |  | SurfaceCompositionValue |  | 1..1 | 
        
     
    
        
            
                
                    | Name | Type | English | Description | 
            
                
                    | surfaceComposition | SurfaceCompositionValue |  | A code indicating the composition of an aerodrome/heliport related surface. 
-- Description --
SOURCE [SurfaceCharacteristics.composition - AIXM5.0].
EXAMPLES Asphalt, concrete. | 
        
     
    
        
        
        
        
            
                
                    | Navn | Beskrivelse | 
            
                
                    | Applies to RunwayArea, TaxiwayArea, ApronArea and TouchDownLiftOff only | /* This property can only be associated with a spatial object that is a Runway Area, Taxiway Area, Apron Area or Touch Down Lift Off. */
inv: networkRef.element.oclIsKindOf(RunwayArea) or
networkRef.element.oclIsKindOf(TaxiwayArea) or
networkRef.element.oclIsKindOf(ApronArea) or
networkRef.element.oclIsKindOf(TouchDownLiftOff) |