oil gravel
type: Concept
broader: road coverings
preferred label: oljegrus @sv
preferred label: öljysora @fi

road coverings
type: Concept
broader: surfacings
in scheme: conceptscheme
narrower: macadam
narrower: oil gravel
narrower: asphalt
narrower: bitumen
preferred label: vägbeläggningar @sv
preferred label: tienpäällysteet @fi

macadam
type: Concept
broader: road coverings
preferred label: makadam @sv
preferred label: sepeli @fi

surfacings
type: Concept
narrower: road coverings
preferred label: beläggningar @sv
preferred label: päällysteet @fi

bitumen
type: Concept
broader: road coverings
preferred label: bitumi @fi

asphalt
type: Concept
broader: road coverings
preferred label: asfalt @sv
preferred label: asfaltti @fi