The DU-54 skating rink is a self-propelled two-roll vibratory with smooth rollers designed to seal coatings and substrates from various road-building materials during the construction and repair of sidewalks, park alleys, paths. The DU-49 skating rink is a self-propelled three-roll static heavy type with smooth rollers designed for the final finishing of asphalt concrete pavements and the leveling of the compacted coating. The DU-47 skating rink, self-propelled, two-roll vibrating with smooth rollers, is intended for the final compaction of road bases and coatings from asphalt, sand and gravel and other materials during repair and construction work in a temperate climate.