| skos:altLabel | - ballast
- Gravel
- hardcore
- Aggregate
- aggregate
- construction
- crushed stone
- sand and gravel
- Aggregates
- aggregate materials
- aggregates
- construction aggregate
- aggregated
- gravel
- blue metal
- concrete aggregate
- Aggregate (construction)
- Coarse Aggregate
- Fine Aggregate
- Mined aggregates
- Recycled & Secondary Aggregate
- aggregate material
- aggregate particles
- aggregate pits
- aggregate quarry
- aggregate stone
- aggregates depot
- blue metal stone
- concrete aggregates
- construction grade sand
- different construction aggregate
- different small aggregates
- fine aggregate
- fine riverbed sand or pebbles
- mineral aggregate
- road aggregate
- roadstone
- sand, silt and mud for construction purposes
- stone aggregate
- Construction_aggregate#Recycled_materials_for_aggregates
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