
A
road roller (sometimes called a
roller-compactor, or just
roller) is a
compactor type
engineering vehicle used to
compact soil,
gravel,
concrete, or
asphalt in the
construction of
roads and
foundations. In some parts of the world, road rollers are still known colloquially as
steam rollers, regardless of their method of propulsion. This typically only applies to the largest examples (used for road-making). ,
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